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FreeBSD Operating System - ответы на тесты Интуит
Правильные ответы выделены зелёным цветом.
Все ответы: FreeBSD is a high-performance operating system derived from the Berkeley Software Distribution (BSD), the version of UNIX developed at the University of California at Berkeley between 1975 and 1993. FreeBSD is not a UNIX clone. Historically and technically, it has greater rights than UNIX System V to be called UNIX.
Все ответы: FreeBSD is a high-performance operating system derived from the Berkeley Software Distribution (BSD), the version of UNIX developed at the University of California at Berkeley between 1975 and 1993. FreeBSD is not a UNIX clone. Historically and technically, it has greater rights than UNIX System V to be called UNIX.
What group of permissions can't be set for the file in Unix system?
(1) read
(2) write
(3) execute
(4) delete
What does mkisofs parameter "application ID" note for?
(1) The name of the resultant ISO image
(2) ISO 9660 header field to specify who made the CD-ROM
(3) A text string written to the header of the file system to describe each CD in a set of CDs containing the image
(4) A text string written to the header of the file system to describe the "application" on the image
Which network layer is responsible for communication between machines that are not physically connected?
(1) The Link layer
(2) The Network layer
(3) The Transport layer
(4) The Application layer
What is false about the parity bit while asynchronous communication?
(1) The parity bit is set to 0 if the character contains an odd number of bits
(2) To detect any transmission errors, this character is encoded with even parity
(3) If a single bit is corrupted during transmission, the character will arrive with odd parity
(4) Odd parity detects an error for the receiver
What is true about recv packet type, used by ipfw program?
(1) The recv interface can be tested on incoming packets
(2) You can specify via together with recv
(3) The recv interface can be tested on outgoing packets
(4) The recv interface describes all packets arriving by the specified interface
What is false about inetd?
(1) inetd listens on multiple ports
(2) When a request arrives on a specific port, inetd starts a daemon specific to the port
(3) At startup inetd to monitors all ports
(4) inetd reads a configuration file /etc/inetd.conf to determine what to do when a message comes to the port
What is a horizontal flyback concerning TVs and monitors??
(1) Deflecting the electron beam from the right hand side of the screen to the left
(2) Deflecting the electron beam from the left hand side of the screen to the right
(3) Scanning the screen from left to right
(4) Scanning the screen from right to left
How are multiple versions of files called, which are kept by Revision Control System?
(1) repositories
(2) revisions
(3) branches
(4) tags
FreeBSD is a multi-user system. It means that:
(1) Many people can use a FreeBSD system simultaneously for unrelated purposes
(2) FreeBSD never fails
(3) Neither applications nor users can interfere with each other
(4) If an application crashes, it cannot affect other running applications
What should be done if you need to install additional software from CD-ROM, mounted on a different system?
(1) System console behavior should be customized
(2) Networking should be set up
(3) Time zone you're in should be set up
(4) Configure your mouse
Which of the listed below files is user-readable?
(1) /etc/pwd.db
(2) /etc/spwd.db
(3) /etc/passwd
(4) /etc/master.passwd
Which of the symbols shows that the permission for the file is not granted?
(1) x
(2) r
(3) w
(4) hypen (-)
What is the program "burncd" used for?
(1) For creating an ISO image
(2) For testing an ISO image
(3) For SCSI burners
(4) For ATA (IDE) CD-R burners
Which protocol finds Ethernet address of the host, using its IP address?
(1) IP
(2) TCP
(3) ARP
(4) UDP
What is false about synchronous communication?
(1) It transmits data in blocks
(2) Each block is preceded by one or two SYN characters
(3) SYN characters tell the receiver that that the line is idle
(4) SYN characters enable the receiver to determine the correct orientation of the bits in the data
Which keyword in ipfw rules discards the packet and stops processing the rules?
(1) allow
(2) deny
(3) unreach
(4) reset
Which ftpd option logs each session, whether successful or not, to syslogd with the facility LOG_FTP?
(1) !
(2) -A
(3) -S
(4) -l
How is the brief pause between the end of the line and the start of the sync pulse called?
(1) vertical flyback
(2) horizontal flyback
(3) front porch
(4) back porch
What is false about the Concurrent Versions System?
(1) It maintains a single master source tree of the FreeBSD
(2) CVS is built on top of the Revision Control System
(3) It stores its files either in the same directory as the working files it is tracking, or in a subdirectory RCS if it exists
(4) Subdirectory CVS contains information on the location of the repository, the revisions of the working files and a tag if the revision isn’t on the trunk
What is wrong about FreeBSD?
(1) FreeBSD provides the complete source code for the entire system
(2) The base system contains a full complement of C, C++ development tools
(3) The base system contains a full complement of ruby, python and perl development tools
(4) The base system contains a full complement of FORTRAN development tools
Which of the listed ports from the Ports Collection is the desktop environment?
(1) bash
(2) galeon
(3) acroread
(4) kde
User wants to do something that requires him to be the root. In which situation he will be able to do it and a security risk on a system will be minimal?
(1) User is added to the group "root"
(2) User logs out ang logs in as root
(3) User uses sudo port
(4) User is added to the group "wheel"
What does the link count of the file note for?
(1) a number of links to the file
(2) a number of hard links to the file
(3) a number of symbolic links to the file
(4) unique identifier of the file
Which of the program "burncd" flags specifies the device to use for the burning process?
(1) -t
(2) -s
(3) -f
(4) -v
What is characterized by the rule: the 1 bits of it describe which part of the address is the network part, and the 0 bits describe which part represents hosts on the network?
(1) IP address
(2) Net mask
(3) Net address
(4) Ethernet address
What is false about modem protocol V.90?
(1) The actual speed of the connection doesn't depend on the telephone line quality
(2) It only works when the other end of the link is a digital (ISDN) connection
(3) It is only suitable for connection to a large ISP site
(4) V.90 pushes modem technology to the limit
Which keyword in ipfw rules continues processing the rules at pointed rule number?
(1) count
(2) divert
(3) tee
(4) skipto
What is false about rsyncd?
(1) rsyncd gets started from sshd
(2) The server uses configuration file /usr/local/etc/rsyncd.conf
(3) It consists of two parts: a global part and one or more module parts
(4) The module parts specify the motd file
Which of the dispay controller (CRTC) registers specifies how many dots on each line?
(1) The Horizontal Total register
(2) The End Horizontal Retrace register
(3) The Start Horizontal Retrace register
(4) The Horizontal Display End register
What is the very latest version of FreeBSD, located on the trunk of the tree?
(1) FreeBSD-RELEASE
(2) FreeBSD-STABLE
(3) Security fix releases
(4) FreeBSD-CURRENT
What is wrong about FreeBSD licensing conditions?
(1) You don’t have to pay for the code
(2) You can use it on as many computers as you want
(3) You can give away only a limited number of copies to your friends
(4) Software is provided by the FreeBSD project "as is"
Which of the listed ports from the Ports Collection is a window manager?
(1) bash
(2) fvwm2
(3) acroread
(4) kde
What option of the ps command shows all processes in the system?
(1) a
(2) u
(3) l
(4) x
What does the command "chown" do?
(1) changes only the file owner
(2) changes only the file group
(3) changes only permissions
(4) changes both the file owner and the file group
What is false about the program "burncd"?
(1) If burncd doesn't recognize a command, it assumes it's a file name
(2) Before you start using burncd, you should decide on the recording speed
(3) If your system can't keep a sufficient data rate the process of burning won't start
(4) If you don't know what recording speed to choose, you should do a test run
What is true about Basic Service Set mode of wireless cards interconnection?
(1) In smaller networks, the cards can interact directly
(2) Networks can have multiple base stations which are usually interconnected via a wired Ethernet
(3) Wireless cards interoperate with an access point, also called a base station
(4) Not standardized mode for cards, supporting a method called Lucent demo ad-hoc mode
What if false about SLIP?
(1) SLIP supports only IP
(2) It is older than PPP
(3) It performs authentication
(4) It may be available where PPP isn’t
What kind of profile allows only local traffic via the loopback interface?
(1) The simple profile
(2) The client profile
(3) The closed profile
(4) The open profile
Which parameter in httpd.conf claims to be the path to the configuration files?
(1) ServerType
(2) ServerRoot
(3) ScoreBoardFile
(4) ProxyRequests
Which of the sections in XF86Config file contains the path to the RGB database file, which should never need to be changed, and the default font path?
(1) The ServerLayout section
(2) The ServerFlags section
(3) The Files section
(4) The Module section
What are the right reasons to use -CURRENT?
(1) You might be doing development work on some part of the source tree
(2) They see it as the newest officially supported release of FreeBSD
(3) You may just want to keep an eye on things and use the current sources for reference purposes
(4) They see it as a way to be the first on the block with great new FreeBSD features
What is true about FreeBSD?
(1) A growing amount of commercial software is becoming available for FreeBSD
(2) FreeBSD is licensed under the BSD license
(3) FreeBSD runs most Linux programs, whether commercial or not
(4) Just about any new board will soon have a driver for FreeBSD
What is necessary to do while adding a user?
(1) add user to group wheel
(2) add user to group operator
(3) enter the field UID
(4) set the password
Which of the ps command fields gives information about the amount of physical memory that process is using?
(1) %CPU
(2) %MEM
(3) VSZ
(4) RSS
What permissions will be set by the command "chmod go-w file"?
(1) Write permissions will be denied to group and owner
(2) Write permissions will be denied to group and others
(3) Write permissions will be added to group and owner
(4) Write permissions will be added to group and others
What is false about copying CD-ROMs?
(1) To get a file iso from CD-ROM, you can just perform a literal copy
(2) A literal copy of CD-ROM is performed only by programs "burncd" and "cdrecord"
(3) It’s not strictly necessary to tell the burner to copy data in blocks of particular size
(4) CD-ROMs are already in ISO format
Find wrong variant of setting the Ethernet interface in the system with several network interfaces.
(1) # ifconfig inet 223.147.37.5 netmask 255.255.255.0 up
(2) # ifconfig dc0 inet 223.147.37.5 netmask 255.255.255.0
(3) # ifconfig dc0 223.147.37.5
(4) # ifconfig dc0 223.147.37.5/28
Which kind of connection can't be used to set up a PPP connection between the two systems.
(1) satellite connection
(2) dialup modem
(3) an ISDN link
(4) a DSL link
What is false about network address translation?
(1) Organization uses just one outer IP address
(2) You can connect two machines on different NAT networks
(3) Special software makes all traffic from the network to the outside world look as if it’s coming from one system
(4) NAT can be significantly cheaper because you don't pay money for additional addresses
Which of the processes is not needed to provide NFS server functionality?
(1) sshd
(2) nfsd
(3) mountd
(4) rpc.lockd
What are the functions of the swapper while starting the system?
(1) It is responsible for starting up the system and daemons
(2) Starts after the probing
(3) Locates the kernel, the file /boot/kernel/kernel on the root file system
(4) It is responsible for emergency clearing of memory when the standard virtual memory algorithms aren’t fast enough
Which of the values of the command cvs, while checking out the kernel sources contains the name of the root of the repository?
(1) Entries
(2) Repository
(3) Root
(4) Tag
What is true about FreeBSD disk partitioning?
(1) FreeBSD uses the PC BIOS partition table directly
(2) A partition can be a file system
(3) A partition can be used as a swap partition
(4) FreeBSD systems define up to sixteen partitions per slice
What is the first step while configuring your networking equipment?
(1) to install NFS client service
(2) to install NFS server service
(3) to install FTP client service
(4) to set up the network interfaces
What is false about the process "init"?
(1) FreeBSD doesn't allow init to be killed
(2) If you stop init you can restart it
(3) init is responsible for starting other processes
(4) init is a daemon
Which of the following shell commands specifies permission bits not to allow?
(1) setuid
(2) setgid
(3) ps
(4) umask
What characterizes floppy disks?
(1) Each of them stores several gigabytes. The backup time for 2 GB is about 90 minutes, and the operation can be performed completely unattended
(2) Are particularly unsuited as a backup medium for modern computers because of their small storage capacity
(3) Cheaper tape drives with big storage capacity which are very unreliable, and they were no longer supported
(4) By modern standards, the media are small (up to 700 MB), but they have the advantage of being readily accessible on other systems
Which of the following examples sets point-to-point interface?
(1) # ifconfig lo0 127.0.0.1
(2) # ifconfig tun0 139.130.136.133 139.130.136.129 netmask 255.255.255.255
(3) # ifconfig dc0 223.147.37.5/28
(4) # ifconfig 223.147.37.5/28
Which feature of the link while PPP negotiation means: "request this feature"?
(1) accept
(2) deny
(3) enable
(4) disable
What is false about program ping?
(1) It sends an ICMP echo packet to a specific IP address and checks the reply
(2) It sends packets of 64 bytes
(3) By default, ping continues until you stop it
(4) It is used to test network layer of the system
Which option in file /etc/exports restricts access to read-only?
(1) -mapall
(2) -ro
(3) -network
(4) -alldirs
What is false about the shell script /etc/rc, used in the process of running the kernel?
(1) It starts virtual disk drivers
(2) It mounts swap space
(3) It checks the file system integrity if necessary
(4) It starts processes
Which flag at the beginning of the cvs ouput line indicates, that the file in your working directory has been modified since checkout, and it needed to change it, but it was not able to apply the changes cleanly?
(1) U
(2) P
(3) M
(4) C
What is the main function of X Window System?
(1) to run the computer
(2) to provide commonly used applications
(3) to provide windows with decorations
(4) to interface with the kernel
Which of the network options allows connections to your system from outside?
(1) ntpdate
(2) rwhod
(3) inetd
(4) sshd
What is a waiting process?
(1) A process, which is actively executed
(2) A process, which is waiting for a processor to run on
(3) A process, which is waiting for external events to complete
(4) A process, which is waiting on a lock if some other process has a kernel resource which it wants
What is false about (hard) links?
(1) Links are restricted to the same file system
(2) Files can have more than one link
(3) The inode contains a link count
(4) If you delete the file, which has been hard linked you can't access the file by other names
Which of the backup programs can read and write cpio archives?
(1) tar
(2) cpio
(3) pax
(4) dump
Which of the tools can show the routing tables?
(1) route
(2) ifconfig
(3) sysctl
(4) hostname
What is the reason of the situation: sometimes the PPP connection works, and sometimes it doesn’t?
(1) You configured your end correctly. It's a usual situation
(2) If you configured your end incorrectly and both ends wait for the other end to start
(3) If you configured your end incorrectly and both ends fire away, place your demands, and listen for the other one to reply
(4) If you configured your end incorrectly and one side initiates negotiations before the other
What is false about program traceroute?
(1) It sends TCP packets to the destination
(2) It modifies the time-to-live field in the IP header
(3) The time-to-live field specifies the number of hops that a packet can go before it is discarded
(4) The system that discards a packet should send back an ICMP destination unreachable message
Which of the programs, included in samba, tells you who is using the smbd daemon?
(1) testparm
(2) smbpasswd
(3) smbstatus
(4) nmbd
What is false about sharing system files between multiple machines?
(1) Any changeable data specific to a system can be shared
(2) Installing ports will install ports for all systems
(3) If you share /boot and make some configuration changes, the options will apply to all systems
(4) One way to handle the information like the system name is to have a separate /etc directory for each system
What is false about the command "make world"?
(1) It removes the old build directories
(2) It creates new directories
(3) It installs build tools
(4) It installs the kernel
Which of the listed below CD-ROMs contains the files that can be accessed directly from this CD-ROM without installation?
(1) Installation CD-ROM
(2) Live File System CD-ROM
(3) CVS Repository CD-ROM
(4) Ports Collection CD-ROM
Which of the following shells can't be used in FreeBSD?
(1) bash
(2) sh
(3) csh
(4) COMMAND.COM
What to use if you want to kill a group of processes?
(1) signal SIGKILL
(2) script killall
(3) signal SIGTERM
(4) INTR key
What is false about snapshots?
(1) Snapshorts are a method to create a unified view of a file system
(2) You can have unlimited number of snapshots on a file system
(3) Snapshots have the schg flag set, which prevents anybody writing to them
(4) You can mount snapshots with the md driver
What is false about tar functions?
(1) Creates an archive
(2) Extracts files from an archive
(3) Lists the contents of an archive
(4) Compresses the data
Which kind of information can't get a machine automatically from DHCP server?
(1) IP address
(2) Net mask
(3) Host domain name
(4) Default name servers
What are the results of the command "$ ppp -ddial papchap"?
(1) This version dials immediately
(2) As soon as you attempt to send data to the Net, it dials automatically
(3) This version keeps the connection up regardless of whether traffic is passing or not
(4) User PPP stays in the background
What service web browsers use to access the Web?
(1) NFS
(2) POP
(3) SMTP
(4) HTTP
Which if the mail clients can represent folder as a file or as a directory?
(1) mutt
(2) mail
(3) pine
(4) xfmail
What is false about PicoBSD as an alternative to network booting?
(1) It is a special small version of FreeBSD
(2) It doean't require a fair amount of memory as RAM disk
(3) It fits on a single floppy disk
(4) PicoBSD is good for some special applications
Which of the targets to the top-level Makefile installs user commands, but not libraries or include files?
(1) buildworld
(2) update
(3) most
(4) installmost
What is not recommended while installing FreeBSD?
(1) To use old hardware
(2) Not to use new hardware
(3) To install two systems from scratch, if you need to share your hard disk with another operating system
(4) To perform a standard installation
What is wrong about the program getty?
(1) Provides the system’s graphics capabilities
(2) Asks you to log in on a terminal window
(3) Starts a program called login
(4) Reads in your user ID
What is false about the device daemon "devd"?
(1) It provides a way to run userland programs when certain kernel events happen
(2) It is intended to handle all devices in the system
(3) It reads the kernel event information from the device /dev/devctl
(4) It processes the kernel event information according to rules specified in the configuration file /etc/devd.conf
What is false about formatting a disk in FreeBSD?
(1) If you need to format a SCSI disk, use camcontrol
(2) Before formatting the disk it is necessary to back up data you want to keep
(3) FreeBSD can format floppies
(4) Formatting the disk is useful if you are having configuration problems
Which of tar parameters causes to produce the list of files being archived?
(1) c
(2) v
(3) x
(4) f
When a system receives a broadcast data packet, what does it do with it?
(1) It sends it to all systems to which it has a direct connection
(2) It delivers it locally
(3) It sends it to one of systems to which it has a direct connection
(4) It discards the packet
What is false about kernel PPP?
(1) To run PPP in the kernel is more efficient and theoretically less prone to error
(2) The configuration files for kernel PPP are in the same directory as the user PPP configuration files
(3) It's necessary set up your own ./.ppprc file
(4) Kernel PPP uses a daemon called pppd to monitor the line when it is active
What is false about public key cryptography technique,used in ssh?
(1) Passwords are sent across the Net in the encrypted form
(2) You have two keys, one of which you can give away freely, and the other of which you guard carefully
(3) Data encrypted with the public key can be decrypted with the private key
(4) Data encrypted with the private key can be decrypted with the public key
Which of the variables, specifying how to write and reply to mail messages, tells mutt to include the headers in the message you write?
(1) sendmail_wait
(2) fast_reply
(3) charset
(4) edit_hdrs
What is false about file /etc/rc.conf?
(1) It defines the configuration of the system
(2) Nearly all site-dependent information is stored here
(3) It appears when you install the system whithout aid of any other utilities
(4) It says, what the system needs to do when it starts up
Which of the targets to the top-level Makefile installs new binaries from the most recent build on the server?
(1) reinstall
(2) buildkernel
(3) installkernel
(4) kernel
What is right about FIPS?
(1) is included on the FreeBSD CD-ROM
(2) works on extended Microsoft partitions
(3) does not need a free partition entry
(4) splits only Microsoft partitions
What is false about UNIX approach to windows?
(1) It takes up less disk space
(2) It is usual if you come from a conventional PC background
(3) It takes up less processor time
(4) It takes up less screen real estate
The software package configuration doesn't perform one of these adaptations. Which one?
(1) to the system hardware
(2) to the operating system
(3) to the network resources
(4) to user's personal preferences
Which of Vinum objects is a virtual disk, having no size limitations?
(1) plex
(2) subdisk
(3) volume
(4) drive
What is false about lpd process?
(1) It is the central spooler process
(2) Writes user print data to disk
(3) It controls access to attached printers
(4) It enables users to submit files to be printed
Which of the programs can't be used for adding routes automatically?
(1) zebra
(2) gated
(3) route
(4) routed
What is false about DNS?
(1) The Domain Name System is a distributed database
(2) The Domain Name System converts between names and IP addresses
(3) The daemon that performs the resolution is called named
(4) DNS generates a lot of network traffic
What is false about tunneling?
(1) Tunneling is a technique for encapsulating an IP connection inside another IP connection
(2) Tunneling adds encryption to an otherwise unencrypted connection
(3) Tunneling provides access to a service on a system that does not generally supply this service to the Internet
(4) If the server is firewalled from the global Internet, you can access it directly
Which of the mail headers is used by the MUA to set flags in the display (the message has been read, it is old and etc.)?
(1) Lines
(2) Content-Length
(3) Status
(4) Precedence
On which kernel security level IP packet filter rules can not be changed and dummynet configuration can not be adjusted?
(1) Insecure mode
(2) Secure mode
(3) Highly secure mode
(4) Network secure mode
Which of the configuration files from the directory /sys/i386/conf is used to be a "complete" configuration file with comments, used for testing and documentation?
(1) GENERIC
(2) LINT
(3) NOTES
(4) OLDCARD
What does Standard installation of FreeBSD mean?
(1) Operating system is installed without setting up any options
(2) Installation returns user to its main menu after each step. User can select the next step
(3) Installation does not take user through the steps in sequence
(4) Installation gives user information about what is going to happen next
Which command can be used to remove a file called "-rf"?
(1) $ rm -rf
(2) $ rm ./rf
(3) $ rm /rf
(4) $ rm ./-rf
What problem can appear if you upgrade ports removing old version of the port and installing a new version?
(1) Removing the old version may remove any configuration files as well
(2) You get two entries of one port in the package database
(3) You won't be able to upgrade new version automatically later
(4) Not all files of the old version will be removed
What is false about the method of concatenated plexes?
(1) Disk storage is a number of data sectors that are addressable by numbers
(2) The method works well when the access to the virtual disk is concentrated on a small area
(3) Virtual disk is divided into groups of consecutive sactors
(4) The size of sectors is equal to the size of the individual physical disks
Which way of connecting printer to computer was frequently used in older UNIX systems is too slow for modern printers?
(1) Connection by serial port
(2) Connection by parallel port
(3) Connection, using USB interface
(4) Connection, using Ethernet interface
Which way of physical connection forms the backbone of the Internet. They can provide quite high speeds than dialup lines?
(1) Integrated Systems Digital Network
(2) Analogue telephone line connections
(3) Leased lines
(4) Digital Subscriber Line
Which of the Resource Records provides a translation from IP address to name?
(1) A
(2) SOA
(3) CNAME
(4) PTR
Which of the programs is not used for remote copying files between systems?
(1) scp
(2) ssh
(3) rcp
(4) ftp
What is false about using MIME attachments when you send e-mail letters in FreeBSD?
(1) Use HTML attachments both for web pages and text files
(2) Don’t use proprietary attachments
(3) Don’t send multiple copies in different formats
(4) Specify the correct attachment type
Which of the files contains a list of file systems known to the system?
(1) /etc/group
(2) /etc/namedb/named.conf
(3) /etc/fstab
(4) /etc/exports
Which of the kernel keywords specifies a name used to identify the kernel?
(1) machine
(2) cpu
(3) ident
(4) maxusers
What is true about FreeBSD Documentation Project?
(1) Maintains a collection of "books", documents in HTML or PDF format, installed in the directory hierarchy /usr/share/doc
(2) Individual documents describing specific functionality
(3) They’re short, they're not a good introduction
(4) Have no other form of documentation
What is false about UNIX file extensions?
(1) File extensions are implemented by the file system
(2) The period between the name and the extension is part of the name
(3) The system doesn’t assign any particular meaning to file name extensions
(4) File extensions are used to represent specific kinds of files
What is the function of the program pkg_add?
(1) installs pre-compiled packages
(2) tells user which ports are installed
(3) checks whether ports are up to date
(4) installs any packages
Which method of plex organization can contain any number of subdisks of different length?
(1) concatenated plexes
(2) RAID-0 plexes
(3) RAID-5 plexes
(4) RAID-4 plexes
What is false about the remote printing in FreeBSD?
(1) There are two machines involved in remote printing, the client machine and the server machine
(2) On the client, you specify the name of the server machine with the rm capability, and you specify the name of the printer with the lp capability
(3) On the client machine, you must also create the spool directory
(4) On the server machine you must allow spooler access from the client machine
Which recommendation of choosing domain name is wrong?
(1) The name must be available
(2) You must be able to specify two name servers for it
(3) Apply for a geographical rather than an organizational domain
(4) Find a reputable registrar
What is false about caching-only name server?
(1) It makes queries to other systems
(2) It saves the information locally
(3) If a program makes the same request again it presents the results much more quickly on subsequent requests
(4) It works when you have your own domain
What is false about the Network File System?
(1) It is the standard way to share UNIX files across a network
(2) You access NFS file systems via the disk driver, which is part of the kernel
(3) NFS with other UNIX file systems are accessible in a single tree by mounting them on a specific directory
(4) You don’t need any particular software to run as an NFS client
Which format to send messages if you want to send somebody a web page?
(1) text/plain
(2) application/octetstream
(3) image/gif
(4) text/html
Which of the files contains a list of networks in the Internet?
(1) /etc/protocols
(2) /etc/manpath.config
(3) /etc/netconfig
(4) /etc/networks
Which of the debug options is used to enable extra sanity checking of internal structures?
(1) DDB
(2) BREAK_TO_DEBUGGER
(3) DDB_UNATTENDED
(4) DIAGNOSTIC
What is recommended while defining file systems?
(1) Make a single root file system
(2) Have a separate "/usr" file system
(3) Use no less than 20 GB of the space on disk for a "/home" file system
(4) Have a separate "/var" file system
Which of the following characters is not a globbing character in Unix?
(1) *
(2) /
(3) ?
(4) []
What means the symbol "?" in the output of pkg_version?
(1) The installed version of the package is current
(2) The installed package does not appear in the index. This could be due to an out of date index or a package that has not yet been committed
(3) There are multiple versions of a particular software package listed in the index file
(4) The installed package exists in the index but for some reason, pkg_version was unable to compare the version number of the installed package with the corresponding entry in the index
Which parameter in the SOA record specifies the time to wait if an attempt to load the zone fails?
(1) Negative cache expiry time
(2) The expire time
(3) The retry time
(4) The refresh time
For whom permissions to access the file can't be set in Unix system?
(1) the file owner
(2) the file group
(3) the logged in user
(4) other users
What does mkisofs parameter "volume ID" note for?
(1) The name of the resultant ISO image
(2) ISO 9660 header field to specify who made the CD-ROM
(3) A text string written to the header of the file system to describe each CD in a set of CDs containing the image
(4) A text string written to the header of the file system to describe the "application" on the image
Which network layer is responsible for communication between any two processes, regardless of the machines on which they run?
(1) The Link layer
(2) The Network layer
(3) The Transport layer
(4) The Application layer
What means a long sequence of high level bits while asynchronous communication?
(1) It signals that data is coming
(2) It signals that the line is idle
(3) It signals that any transmission errors were detected
(4) Asynchronous communication is not configured
What is true about xmit packet type, used by ipfw program?
(1) The xmit interface can be tested only on outgoing packets
(2) You must specify the keyword in when you use xmit
(3) You can specify via together with xmit
(4) The xmit interface describes all packets going out by the specified interface
What is false about anonymous ftp?
(1) Anonymous ftp restricts access to the home directory of user "ftp"
(2) Anonymous ftp restricts access to the machine generally
(3) You can't start ftpd in such a manner that it will allow only anonymous ftp connections
(4) The remote user doesn’t learn any passwords
What is a vertical flyback concerning TVs and monitors??
(1) Deflecting the electron beam from the top of the screen to the bottom
(2) Deflecting the electron beam from the bottom of the screen to the top
(3) Scanning the screen from top to bottom
(4) Scanning the screen from bottom to top
How is called a single master source tree, in which The FreeBSD project keeps the entire operating system sources?
(1) repository
(2) revision
(3) branch
(4) tag
What is the main advantage of FreeBSD using preemptive multitasking with dynamic priority?
(1) Many people can use a FreeBSD system simultaneously for unrelated purposes
(2) FreeBSD never fails
(3) If an application crashes, it cannot affect other running applications
(4) The system ensures smooth and fair sharing of the computer between applications and users
What is the folder "Instant workstation" used for?
(1) It helps to set up time zone you're in
(2) It contains typical software and configurations for a workstation
(3) It helps to set up networking
(4) It changes the default shell for existing users to bash
What shouldn't be taken into consideration while choosing a user name?
(1) User name consist's of user's first and last names
(2) User name can be up to eight characters long
(3) User names are case-sensitive
(4) User names are in all lower case
Which of the symbols shows that the permission to write is granted?
(1) x
(2) r
(3) w
(4) hypen (-)
What is the program "cdrecord" used for?
(1) For creating an ISO image
(2) For testing an ISO image
(3) For SCSI burners
(4) For ATA (IDE) CD-R burners
Which protocol sends data out and never cares whether it gets to its destination or not?
(1) IP
(2) TCP
(3) ARP
(4) UDP
What is false about hardware handshaking?
(1) Modem raises CTS (Clear to Send) when it’s ready to accept input
(2) Computer asserts RTS (Request to send) when it wants to send data
(3) Modem works in duplex mode
(4) RTS is needed to switch the modem into send mode
Which keyword in ipfw rules discards the packet and sends an ICMP host unreachable message to the sender, then stops processing the rules?
(1) allow
(2) deny
(3) unreach
(4) reset
Which ftpd option logs all anonymous transfers to the file /var/log/ftpd?
(1) !
(2) -A
(3) -S
(4) -l
How is the brief puase between the end of the sync pulse and the beginning of the data called?
(1) vertical flyback
(2) horizontal flyback
(3) front porch
(4) back porch
What is false about the Revision Control System?
(1) RCS keeps multiple versions of files
(2) To avoid file name conflicts, RCS appends the characters ",v" to the RCS file
(3) The RCS file contains the most recent revision of the file along with instructions for creating any other revision
(4) It stores its RCS files in a separate directory hierarchy
What is wrong about FreeBSD?
(1) All commonly available programming languages, such as perl, python and ruby, are available.
(2) Many additional languages for advanced research and development are also available in the Ports Collection
(3) FreeBSD provides extensive online documentation
(4) FreeBSD does not provide the complete source code for the entire system
Which of the listed ports from the Ports Collection is a web browser?
(1) bash
(2) galeon
(3) ispell
(4) Emacs
In which situation you don't need to know root's password?
(1) You log in as a root
(2) You change root's password
(3) You use su
(4) You use sudo
What is the value of link count for a regular file normally?
(1) 1
(2) 2
(3) 0
(4) 4
Which of the program "burncd" flags specifies the speed of the burner device?
(1) -t
(2) -s
(3) -f
(4) -v
Which of address ranges that can be routed in Internet?
(1) 10.0.0.0/8
(2) 172.16.0.0/12
(3) 192.168.0.0/16
(4) 224.192.0.0/20
What is false about data compression while modem connection?
(1) It increases the data rate
(2) It decreases latency
(3) Data spends more time in the modems being compressed and uncompressed
(4) You usually have a choice of data compression
Which keyword in ipfw rules sends a copy of the packet to the divert socket bound to the pointed port and continues processing the rules?
(1) count
(2) divert
(3) tee
(4) skipto
What is false about virtual hosts?
(1) If you want to use the same server to host several sets of web pages, you can use feature "virtual hosts"
(2) The default configuration several few virtual servers
(3) "Main" server information serves as defaults for all virtual hosts
(4) Virtual hosts are described in section VirtualHost in httpd.conf
Which of the dispay controller (CRTC) registers specifies how many dot clock pulses occur before the sync pulse starts?
(1) The Horizontal Total register
(2) The End Horizontal Retrace register
(3) The Start Horizontal Retrace register
(4) The Horizontal Display End register
In what release all possible bug fixes have been applied but every change to asource tree has the potential to go wrong?
(1) FreeBSD-RELEASE
(2) FreeBSD-STABLE
(3) Security fix releases
(4) FreeBSD-CURRENT
What is wrong about FreeBSD licensing conditions?
(1) You have to pay for the code
(2) You can use it on as many computers as you want
(3) You can give away copies to your friends
(4) Software is provided by the FreeBSD project "as is"
Which of the listed ports from the Ports Collection is the shell?
(1) bash
(2) galeon
(3) acroread
(4) Emacs
What option of the ps command shows daemons?
(1) a
(2) u
(3) l
(4) x
What does the command "chmod" do?
(1) changes only the file owner
(2) changes only the file group
(3) changes only permissions
(4) changes both the file owner and the file group
Which parameter is not necessary for program "cdrecord" to access the device?
(1) Device name
(2) SCSI bus
(3) SCSI unit
(4) SCSI LUN
What is true about Extended Basic Service Set mode of wireless cards interconnection?
(1) In smaller networks, the cards can interact directly
(2) Networks can have multiple base stations which are usually interconnected via a wired Ethernet
(3) Wireless cards interoperate with an access point, also called a base station
(4) Not standardized mode for cards, supporting a method called Lucent demo ad-hoc mode
What if false about PPP?
(1) It dials and establishes a phone connection if necessary
(2) It supports only IP
(3) It performs authentication
(4) It’s used on many DSL links
What kind of profile is intended for a system that does provide a number of publicly accessible services to the Net?
(1) The simple profile
(2) The client profile
(3) The closed profile
(4) The open profile
Which parameter in httpd.conf states whether you start httpd from inetd or standalone?
(1) ServerType
(2) ServerRoot
(3) ScoreBoardFile
(4) ProxyRequests
Which of the sections in XF86Config file describes binary modules that the server loads?
(1) The ServerLayout section
(2) The ServerFlags section
(3) The Files section
(4) The Module section
What are the right reasons to use -CURRENT?
(1) They see it as the newest officially supported release of FreeBSD
(2) They see it as a quick way of getting bug fixes
(3) You may be an active tester, which implies that you’re willing to spend time working through problems to ensure that FreeBSD-CURRENT remains as sane as possible
(4) You might be doing development work on some part of the source tree
What is true about FreeBSD?
(1) FreeBSD is a clone
(2) FreeBSD distributions often have subtly different kernels. The differences are not always documented
(3) FreeBSD is a complete operating system
(4) FreeBSD is straightforward and easy to install
What is necessary to do while adding the user with the right of using the su command to become root?
(1) add user to group wheel
(2) add user to group operator
(3) enter the fields UID and Home directory
(4) set the password
Which of the ps command fields gives information about the amount of virtual memory that process is using, measured in kilobytes?
(1) %CPU
(2) %MEM
(3) VSZ
(4) RSS
What permissions will be set by the command "chmod g=u-w file"?
(1) Set the group bits equal to the user bits, but clear the group write bit
(2) Set the group bits equal to the user bits, but set the group write bit
(3) Set the user bits equal to the group bits, but clear the group write bit
(4) Set the user bits equal to the group bits, but set the group write bit
What is false about copying CD-ROMs?
(1) CD-ROMs are already in ISO format
(2) It’s not strictly necessary to tell the burner to copy data in blocks of particular size
(3) If you have two CD-ROM drives, you can't copy directly from one drive to the other, without storing on disk at all
(4) You should do a dummy run before burning if you are not sure that your CD-ROM drive is fast enough
Find wrong variant of setting the Ethernet interface in the system with several network interfaces.
(1) # ifconfig dc0 inet 223.147.37.5 netmask 255.255.255.0 up
(2) # ifconfig dc0 inet 223.147.37.5 netmask 255.255.255.0
(3) # ifconfig dc0 223.147.37.5
(4) # ifconfig 223.147.37.5
What two PPP processes negotiate about?
(1) protocol
(2) authentication protocols
(3) f network interface to use for this connection
(4) IP address
What program can be used only for IP aliasing?
(1) natd
(2) pppd
(3) squid
(4) ipfw
What is false about file /etc/exports?
(1) The server needs a file /etc/exports to define which file systems to export and how to export them
(2) The only required field in the file is the name of the file system
(3) You shouldn't limit the number of systems that can mount your file systems, if you’re on the Internet,
(4) By default any system on the Net can mount your file systems
What are the functions of the loader while starting the system?
(1) Locates the kernel, the file /boot/kernel/kernel on the root file system
(2) Loads the kernel into memory
(3) When coming up in the default multi-user mode, it spawns a shell to execute the shell script /etc/rc
(4) Starts after the probing
Which of the values of the command cvs, while checking out the kernel sources contains the name of the directory in the repository that corresponds to the current directory?
(1) Entries
(2) Repository
(3) Root
(4) Tag
What is true about the ways FreeBSD treats disk devices?
(1) All access to disk goes via the file system
(2) All FreeBSD releases treat user-acessible block devices
(3) If you write to a block device, you automatically write to disk
(4) The disk label contains information about the location and the length of the individual partitions
What is not recommended to configure while setting up network whith the use of sysinstall utility?
(1) network interfaces
(2) NFS client service
(3) NFS server service
(4) PPP interfaces
What is false about the process "cron"?
(1) cron is a daemon
(2) cron performs functions at specific times
(3) To tell cron to perform an action you need a file called a crontab
(4) If you stop cron by accident, you can't restart it
Which of the following shell commands specifies the access permissions of the process to run as if it had been started by its owner?
(1) setuid
(2) setgid
(3) ps
(4) umask
What characterizes a single DDS or Exabyte cassette?
(1) Each of them stores several gigabytes. The backup time for 2 GB is about 90 minutes, and the operation can be performed completely unattended
(2) Are particularly unsuited as a backup medium for modern computers because of their small storage capacity
(3) Cheaper tape drives with big storage capacity which are very unreliable, and they were no longer supported
(4) By modern standards, the media are small (up to 700 MB), but they have the advantage of being readily accessible on other systems
Which of the following examples sets loopback interface?
(1) # ifconfig lo0 127.0.0.1
(2) # ifconfig tun0 139.130.136.133 139.130.136.129 netmask 255.255.255.255
(3) # ifconfig dc0 223.147.37.5/28
(4) # ifconfig 223.147.37.5/28
Which feature of the link while PPP negotiation means: "if the other side requests this feature, use it"?
(1) accept
(2) deny
(3) enable
(4) disable
What information ping can't give you?
(1) How many interfaces were passed by each packet to get to its destination
(2) How long it takes for each packet to get to its destination and back
(3) How many packets didn’t get to their destination or back
(4) A summary of packet statistics
Which option in file /etc/exports restricts the access to systems on the specified network?
(1) -mapall
(2) -ro
(3) -network
(4) -alldirs
What does the program fsck do in the process of running the kernel?
(1) It examines the virtual memory
(2) It examines the hardware configuration of the machine
(3) It examines the file system
(4) It examines all processes in the system
Which flag at the beginning of the cvs ouput line indicates, that cvs found that the file in your working directory has been modified since checkout, but it either didn’t need to change it, or it was able to apply the changes cleanly?
(1) U
(2) P
(3) M
(4) C
The Unix desktop is...
(1) a terminal, used to interact with each task
(2) an interface with a kernel
(3) a set of programs that offer commonly used functionality
(4) a set of programs that run the display
Which of the network options automatically sets the system time from time servers located on the Internet?
(1) ntpdate
(2) rwhod
(3) inetd
(4) sshd
What is a lock process?
(1) A process, which is actively executed
(2) A process, which is waiting for a processor to run on
(3) A process, which is waiting for external events to complete
(4) A process, which is waiting on a lock if some other process has a kernel resource which it wants
What is false about symbolic (soft) links?
(1) symbolic links refer to another file names
(2) Files can have more than one symbolic links
(3) Symbolic links are restricted to the same file system
(4) If you delete a file name, that has a symbolic link pointing to it, the symbolic link can't find it any more
Which of the backup programs is particularly useful for data exchange and has versions for Microsoft platforms?
(1) tar
(2) cpio
(3) pax
(4) dump
Which of the tools can help user to set the name of the host manually?
(1) route
(2) ifconfig
(3) sysctl
(4) hostname
Which algorithm of data compression compresses only header, but not the data itself?
(1) Van Jacobson
(2) deflate
(3) Predictor 1
(4) BSD compression
What is false about program traceroute?
(1) By default, traceroute tries each hop three times
(2) traceroute tries prints out the times as each hop happens
(3) If there is no reply after a timeout period traceroute prints that the route is unreachable
(4) By default, a timeout period for reply from hop is 5 seconds
Which of the programs, included in samba, tests the Samba configuration file, smb.conf?
(1) testparm
(2) smbpasswd
(3) smbstatus
(4) nmbd
What is false about sharing system files between multiple machines?
(1) You should mount shared resources read-only
(2) If you have two systems both installing software in the same directory, you can have conflicts
(3) When building system software, you can use the same /usr/src and /usr/obj directories as long as all systems maintain the same release of FreeBSD
(4) You can't have different kernels for the machines, sharing system files
What is false about the command "make world"?
(1) It rebuilds build tools
(2) It installs build tools
(3) It installs the whole system
(4) It creates new directories
Which of the listed below CD-ROMs automates the process of porting software to FreeBSD?
(1) Installation CD-ROM
(2) Live File System CD-ROM
(3) CVS Repository CD-ROM
(4) Ports Collection CD-ROM
What is wrong characteristic of user's home directory in FreeBSD?
(1) Each user needs a separate directory in which to store his private files
(2) When you log in to the system, the shell sets the current directory to your home directory
(3) Each user has access to other users' home directories
(4) Users have a directory /home/username, where username is the name they use to log in
Which of the signal or keys can't be caught or ignored?
(1) signal SIGKILL
(2) signal SIGTERM
(3) INTR key
(4) EOF key
What is false about snapshots?
(1) You can't remove snapshots
(2) When you access snapshot, you get a view of the file system as it was at the time of the snapshot
(3) You can have multiple snapshots on a file system
(4) Snapshots are authomatically updated when anything is written to the file system
When is tar option -z used?
(1) To create an archive
(2) To ompresses the data using gzip
(3) To list the contents of an archive
(4) To extract files from an archive
What is false about dhcpd?
(1) To configure dhcpd, edit the configuration file /usr/local/etc/isc-dhcpd.conf
(2) Dhcpd recognizes the network interface, not the machine
(3) By default it doesn’t allocate a static IP address
(4) DHCP server is included as part of the base system
What are the results of the command "$ ppp -auto papchap"?
(1) This version dials immediately
(2) As soon as you attempt to send data to the Net, it dials automatically
(3) This version keeps the connection up regardless of whether traffic is passing or not
(4) This only makes sense for static addresses or when you know that no IP connections remain alive after the line disconnects
Wha is the primary service for sending mail round the Internet?
(1) NFS
(2) ssh
(3) SMTP
(4) HTTP
What is false about mbox method?
(1) It's a method of storing mail
(2) It represents a folder as a directory
(3) All the messages in a folder are stored in that single file
(4) You can't have the same message in multiple folders
What is false about booting from CD-R or CD-ROM as an alternative to network booting?
(1) It’s impossible to run programs directly from the CD
(2) In this case, you can have up to 700 MB of data, enough for a number of applications
(3) The most likely application for this alternative is for systems where the reliability of rotating media is insufficient
(4) The CD can be used only for booting, and after that the system runs from RAM disk
Which of the targets to the top-level Makefile builds user commands, no libraries or include files?
(1) buildworld
(2) update
(3) most
(4) installmost
Choose right procedure of installing FreeBSD on a disk with free space.
(1) Boot from CD-ROM. Select Custom Installation. Use partition editor. Create the file systems manually
(2) Use partition editor. Create the file systems manually. Boot from CD-ROM. Select Custom Installation
(3) Create the file systems manually. Use partition editor. Boot from CD-ROM. Select Custom Installation
(4) Boot from CD-ROM. Select Custom Installation. Create the file systems manually. Use partition editor
What is true about X Window System?
(1) Is necessary if you’re running the system as a server
(2) Uses the system’s graphics capabilities
(3) Displays plain text on the monitor
(4) Can't be run using xdm
What is false about the configuration file /etc/devd.conf?
(1) The file is installed with the system
(2) Multiple attach statements in the file can match a specific event, but only one will be executed
(3) It is always necessary to specify in the file what action to perform when a device is deattached
(4) If the kernel was unable to locate a driver for a device, it generates a no match event
What is false about formatting a disk in FreeBSD?
(1) Formatting the disk destroys all data on the disk
(2) Camcontrol is a control program for SCSI devices in FreeBSD
(3) It is possible to reformat ATA (IDE) disks in FreeBSD system
(4) Formatting the disk is useful if you want to change the physical sector size of the disk
Which of tar parameters specifies that the next parameter is the name of the archive file?
(1) c
(2) v
(3) x
(4) f
When a system receives a data packet and doesn't know what to do with the packet, what does it do with it?
(1) It sends it to all systems to which it has a direct connection
(2) It delivers it locally
(3) It sends it to one of systems to which it has a direct connection
(4) It discards the packet
What is false about kernel PPP?
(1) Kernel PPP interface names start with ppp followed by a number
(2) Each concurrent link needs own kernel ppp interface name
(3) You need to specifically build a kernel for the ppp interface
(4) You can no longer check for ppp support with the ifconfig command
What is false about the challenge-response method, used in ssh?
(1) To initiate an ssh connection, ssh sends your private key to the sshd process on the remote system
(2) Method is used for authentication
(3) The remote system uses a copy of this key to encrypt a random text, a challenge, which it sends back to your system
(4) Only your system can decode the challenge
Which of the variables, specifying how to write and reply to mail messages, tells mutt not to prompt for a number of the headers?
(1) sendmail_wait
(2) fast_reply
(3) charset
(4) edit_hdrs
What is false about file /etc/rc.conf?
(1) The definitions in /etc/rc.conf override the defaults in /etc/defaults/rc.conf
(2) When the system starts, it first reads file /etc/rc.conf and then /etc/defaults/rc.conf
(3) In older releases of FreeBSD, this file was called /etc/sysconfig
(4) It is createed, usually with the aid of sysinstall
Which of the targets to the top-level Makefile builds a kernel for your architecture?
(1) reinstall
(2) buildkernel
(3) installkernel
(4) kernel
What is right about FIPS?
(1) works with all Hard Disk BIOSes
(2) splits Linux partitions
(3) will not reduce the original partition to a size of less than 4085 clusters
(4) will not work if you already have four partitions
What is wrong in the following list of similarities of fvwm2 with KDE?
(1) The first thing you need to do is to create a .xsession or .xinitrc file
(2) Each window has a frame and a title
(3) The currently active window is highlighted
(4) You can move from one screen to the other using the cursor, and windows can overlap
What is false about ports, used to install third-party software?
(1) Port is the additional files needed to adapt a package to build under FreeBSD
(2) Port includes the source code itself
(3) Before you get started with the ports, you need to install the port information on your system
(4) Ports is a directory tree with the port information
Which of Vinum objects can be compared with individual disks in a mirrored array, each containing the same data?
(1) plexes
(2) subdisks
(3) volumes
(4) drives
What is false about lpd process?
(1) It enables multiple users to access a printer at the same time
(2) It takes care of communications parameters for printers connected on serial ports
(3) It can send jobs over the network to another spooler on another host
(4) It can print header pages, also known as banner or burst pages
Which entry in routing table has net mask 0.0.0.0?
(1) Loopback entry
(2) Default entry
(3) Local Ethernet entry
(4) Broadcast address entry
What is false about DNS?
(1) FreeBSD allows you to use both /etc/hosts and DNS
(2) BIND is the most common implementation of DNS
(3) DNS causes a dial-on-demand system to dial all the time
(4) The file /etc/hosts contains a list of IP addresses and the corresponding host names
What is false about ssh tunnels?
(1) The ssh tunnel creates a local connection at each end and a separate secure connection across the Internet
(2) You can set up a reverse tunnel
(3) You can't specify a command to execute
(4) If you’re running protocol version 1, you can use sleep with an appropriately long timeout
Which of the mail headers specifies the approximate length of the message in bytes?
(1) Lines
(2) Content-Length
(3) Status
(4) Precedence
On which kernel security level the immutable and append-only flags may not be turned off and disks for mounted filesystems, /dev/mem and /dev/kmem may not be opened for writing?
(1) Insecure mode
(2) Secure mode
(3) Highly secure mode
(4) Network secure mode
Which of the configuration files from the directory /sys/i386/conf is a complete pseudo-configuration file with copious comments?
(1) GENERIC
(2) LINT
(3) NOTES
(4) OLDCARD
What does Custom installation of FreeBSD mean?
(1) Operating system is installed without setting up any options
(2) Installation returns user to its main menu after each step. User can select the next step
(3) Installation takes user through the steps in sequence
(4) Installation gives user information about what is going to happen next
What is not true about FreeBSD method of naming files?
(1) File names can contain any character
(2) File names can be up to 255 characters long
(3) File names are case-sensitive
(4) "/home" is the name of a directory in the root file system
What is false about portupgrade?
(1) Portupgrade is a port
(2) Before performing portupgrade packages database should be backed up
(3) Portupgrade doesn't work automatically
(4) Before performing portupgrade ports database should be built with pkgdb
What is false about the method of striped plexes?
(1) All stripes are stored on the one device
(2) All stripes are equal-sized
(3) The address space is divided into smaller components, called stripes
(4) The method can cause additional I/O load
Which way of connecting printer to computer requires CPU intervention via an interrupt for each character transmitted?
(1) Connection by serial port
(2) Connection by parallel port
(3) Connection, using USB interface
(4) Connection, using Ethernet interface
What is the oldest way of physical connection to Internet?
(1) Integrated Systems Digital Network
(2) Analogue telephone line connections
(3) Leased lines
(4) Digital Subscriber Line
Which of the Resource Records translates host names to IP addresses?
(1) A
(2) SOA
(3) CNAME
(4) PTR
What is false about scp?
(1) scp is a variant of ssh used for remote copying
(2) You don’t have to supply full path names to scp
(3) Relative paths are always relative to the current local directory on the remote machine
(4) If you need to authenticate as a different user, you can use the form user@system
What is false about using MIME attachments when you send e-mail letters in FreeBSD?
(1) Use HTML attachments only for web pages
(2) Use proprietary attachments
(3) Don’t send multiple copies in different formats
(4) Specify the correct attachment type
Which of the files contains a list of file systems that should be NFS exported?
(1) /etc/group
(2) /etc/namedb/named.conf
(3) /etc/fstab
(4) /etc/exports
Which of the kernel keywords describes which CPU chip or chips this kernel should support?
(1) machine
(2) cpu
(3) ident
(4) maxusers
What is wrong about man pages?
(1) Individual documents describing specific functionality
(2) They’re short, they're not a good introduction
(3) Have no other form of documentation
(4) Maintains a collection of "books", documents in HTML or PDF format, installed in the directory hierarchy /usr/share/doc
How is the method of passing relatively long-lived information of a general nature from one program to another is called?
(1) Environment variables
(2) Redirecting input
(3) Redirecting output
(4) Globbing characters
What is the function of the program pkg_version?
(1) installs pre-compiled packages
(2) tells user which ports are installed
(3) checks whether ports are up to date
(4) installs any packages
Which method of plex organization offers the advantage of fault tolerance and needs a minimum of three subdisks?
(1) concatenated plexes
(2) RAID-0 plexes
(3) RAID-5 plexes
(4) RAID-4 plexes
What is false about PostScript?
(1) With it, you can transmit detailed documents electronically and print them out in exactly the same form elsewhere
(2) Many printers understand PostScript and print it directly
(3) If your printer doesn’t understand PostScript, you can print with the aid of ghostscript
(4) It describes special print features with escape sequences, special commands that start with a special character
Which recommendation of choosing domain name is wrong?
(1) The name must be available
(2) You must be able to specify two name servers for it
(3) Apply for an organizational rather than a geographical domain
(4) No matter if registrar has a good reputation
What is false about functional name servers?
(1) It will work when you have your own domain
(2) It doesn’t have any information of its own, but it stores the results of any queries it makes to other systems
(3) It needs a zone file to work
(4) It needs a reverse lookup zone to work
What is false about the Network File System?
(1) NFS handles disk files and directories
(2) NFS exports device nodes in UFS file systems
(3) NFS interprets the fact that devices are on another system
(4) NFS mimics a local file system across the network
Which format to send messages if sender assumes that recipient has the same software as the sender?
(1) text/plain
(2) application/octetstream
(3) image/gif
(4) text/html
Which of the files contains a list of known protocols that run on the IP layer?
(1) /etc/protocols
(2) /etc/manpath.config
(3) /etc/netconfig
(4) /etc/networks
Which of the debug options is used if you have installed the kernel debugger and you have the system console on a serial line?
(1) DDB
(2) BREAK_TO_DEBUGGER
(3) DDB_UNATTENDED
(4) DIAGNOSTIC
What is true about swap space?
(1) It is enough to leave a half the size of physical memory for swap space
(2) Swap space is needed for all pages of virtual memory that contain data that is not locked in memory and that can’t be recreated automatically
(3) If you use integrated graphical programs you do not need much swap space
(4) There is no need to add additional swap partitions on other disks
What does the file name *.* mean in Unix?
(1) All files that begin and end with the symbol "*"
(2) All files that begin with the symbol "*"
(3) All files that have a period in the middle of their name
(4) All files
What means the symbol "!" in the output of pkg_version?
(1) The installed version of the package is current
(2) The installed package does not appear in the index. This could be due to an out of date index or a package that has not yet been committed
(3) There are multiple versions of a particular software package listed in the index file
(4) The installed package exists in the index but for some reason, pkg_version was unable to compare the version number of the installed package with the corresponding entry in the index
Which parameter in the SOA record specifies the time after which a slave name server will drop the information about a zone if it has not been able to reload it from the master name server?
(1) Negative cache expiry time
(2) The expire time
(3) The retry time
(4) The refresh time
What does the first symbol in file permission note for?
(1) permissions, set for the file owner
(2) permissions, set for the currently logged in user
(3) permissions, set for all users of the system
(4) a kind of the file
What does mkisofs parameter "preparer ID" note for?
(1) The name of the resultant ISO image
(2) ISO 9660 header field to specify who made the CD-ROM
(3) A text string written to the header of the file system to describe each CD in a set of CDs containing the image
(4) A text string written to the header of the file system to describe the "application" on the image
Which network layer is responsible for the lowest level of communication, between machines that are physically connected?
(1) The Link layer
(2) The Network layer
(3) The Transport layer
(4) The Application layer
What detects any transmission errors while asynchronous communication?
(1) A sequence of high level bits
(2) A start bit
(3) A stop bit
(4) A parity bit
What is true about via packet type, used by ipfw program?
(1) The via interface all packets going by the specified interface
(2) "interface" may be an interface name or an IP address associated with only one interface
(3) You can specify via together with xmit
(4) You can specify via together with recv
Which of the preparations for anonymous ftp don't influence system security?
(1) Create a user "ftp" with the shell /dev/null
(2) Copy all programs that are to be executed to the directory
(3) Decide on a directory for storing anonymous ftp files
(4) Limit access to reading the directory for storing anonymous ftp files.
What is an interlacing concerning TVs and monitors?
(1) Displaying the frame in one vertical scan
(2) Displaying the frame in one horizontal scan
(3) Displaying the odd and even frames in two alternating half frames, which doubles the apparent vertical frequency
(4) Displaying the odd and even frames in two alternating half frames, which doubles the apparent horizontal frequency
How are symbolic names to specific revisions calleds
(1) repositories
(2) trunks
(3) branches
(4) tags
FreeBSD provides memory protection. It means that:
(1) The system efficiently satisfies applications with large appetites for memory while still maintaining interactive response to other users
(2) If an application crashes, it cannot affect other running applications
(3) The system shares peripherals properly between all users on the system
(4) The computer is shared between applications and users smoothly and fairly
Which time zone should be chosen if you plan to run only FreeBSD or other UNIX-like operating systems on your machine?
(1) UTC
(2) local time
(3) any time zone you like
(4) no time zone
Which of the following programs allows to edit the contents of the file /etc/master.passwd?
(1) sysinstall
(2) useradd
(3) adduser
(4) vipw
Which of the symbols shows that the permission to execute is granted?
(1) x
(2) r
(3) w
(4) hypen (-)
What can the program "mkisofs" be used for?
(1) For creating an ISO image
(2) For testing an ISO image
(3) For SCSI burners
(4) For ATA (IDE) CD-R burners
Which protocol ensures that data gets to its destination, and if it doesn’t, it sends another copy?
(1) IP
(2) TCP
(3) ARP
(4) UDP
What is false about software handshaking?
(1) Modem sends a character (X-off) when the buffer is full
(2) Modem sends a character (X-on) when there is space in the buffer again
(3) You can also use this method on a terminal to temporarily stop the display of a lot of data, and then restart it
(4) Software handshaking is asymmetrical
Which keyword in ipfw rules discards the packet and sends a TCP reset message and stops processing the rules?
(1) allow
(2) deny
(3) unreach
(4) reset
Which ftpd option restricts access to only anonymous ftp?
(1) !
(2) -A
(3) -S
(4) -l
How is the process of ensuring, that the flyback is invisible, called?
(1) interlacing
(2) blanking
(3) deflection
(4) frame
What is false about the repository?
(1) It is a single master source tree, in which The FreeBSD project keeps the entire operating system sources
(2) It is maintained by the Revision Control System
(3) Each directory in the working tree contains a subdirectory CVS with information on the location of the repository, the revisions of the working files and a tag if the revision isn’t on the trunk
(4) Concurrent Versions System stores its RCS files in a repository
What is wrong about FreeBSD?
(1) FreeBSD can boot "diskless"
(2) You can easily customize FreeBSD source code for special applications or projects in any ways
(3) FreeBSD provides extensive online documentation
(4) The basic FreeBSD system comes with a full complement of development tools including the renowned GNU C/C++ compiler and debugger
Which of the listed ports from the Ports Collection is a utility for reading and printing PDF files?
(1) bash
(2) galeon
(3) acroread
(4) Emacs
In which of the following situations user can change anybody's password even if he doesn't know the old one?
(1) User is logged in as root
(2) User is added to a group "wheel"
(3) User uses sudo
(4) User uses su
What is the value of link count for a directory?
(1) at least 1
(2) at least 2
(3) at least 3
(4) 0
Which of the program "burncd" flags specifies a test write?
(1) -t
(2) -s
(3) -f
(4) -v
Which of the address classes provides the biggest number of hosts in the network?
(1) A
(2) B
(3) C
(4) D
Which of the following factors has the least impact on the speed of modem connection?
(1) Modem vendor
(2) Protocol
(3) Use of data compression
(4) Telephone line quality
Which keyword in ipfw rules diverts the packet to the divert socket bound to pointed port and stops processing the rules?
(1) count
(2) divert
(3) tee
(4) skipto
What is false about apache?
(1) Apache offers a large quantity of optional functionality, which it provides in the form of dynamically loadable modules
(2) Apache is capable of operating as a proxy server
(3) Apache can be an alternative to a general IP aliasing package such as natd
(4) Apache can't cache data requests
Which of the dispay controller (CRTC) registers defines the total number of dot clocks per line?
(1) The Horizontal Total register
(2) The End Horizontal Retrace register
(3) The Start Horizontal Retrace register
(4) The Horizontal Display End register
What is the latest version of FreeBSD that has been released for general use?
(1) FreeBSD-RELEASE
(2) FreeBSD-STABLE
(3) Security fix releases
(4) FreeBSD-CURRENT
What is wrong about FreeBSD licensing conditions?
(1) You don’t have to pay for the code
(2) You can use it on a limited number of computers
(3) You can give away copies to your friends
(4) Software is provided by the FreeBSD project "as is"
Which of the listed ports from the Ports Collection is a program to create CD-R images?
(1) bash
(2) galeon
(3) acroread
(4) mkisofs
What option of the ps command shows detailed information about processes?
(1) a
(2) u
(3) l
(4) x
What does the command "chgroup" do?
(1) changes only the file owner
(2) changes only the file group
(3) changes only permissions
(4) changes both the file owner and the file group
What is false about the program "cdrecord" in the process of SCSI burning?
(1) Before you start using cdrecord, you need to recognize the CD-R device
(2) Before you start using cdrecord, you should decide on the recording speed
(3) If your system can't keep a sufficient data rate, you'll get an underrun
(4) You can use any CD-R in the drive in the process of a dummy run
What is true about Independent Basic Service Set mode of wireless cards interconnection?
(1) In smaller networks, the cards can interact directly
(2) Networks can have multiple base stations which are usually interconnected via a wired Ethernet
(3) Wireless cards interoperate with an access point, also called a base station
(4) Not standardized mode for cards, supporting a method called Lucent demo ad-hoc mode
What if false about PPP?
(1) It performs negotiation to decide what kind of protocol to use over the link
(2) It can perform line quality monitoring
(3) It's able to handle multiple protocols simultaneously
(4) It can't handle non-Internet protocols such as X.25, SNA and Novell’s IPX
What kind of profile is intended for a system that does not provide many publicly accessible services to the Net?
(1) The simple profile
(2) The client profile
(3) The closed profile
(4) The open profile
Which parameter in httpd.conf allows Apache to function as a proxy server?
(1) ServerType
(2) ServerRoot
(3) ScoreBoardFile
(4) ProxyRequests
Which of the sections in XF86Config file describes the relationships between the individual hardware components under the control of an X server?
(1) The ServerLayout section
(2) The ServerFlags section
(3) The Files section
(4) The Module section
What are the right reasons to use -CURRENT?
(1) They see it as a way to be the first on the block with great new FreeBSD features
(2) You may just want to keep an eye on things and use the current sources for reference purposes
(3) They see it as a quick way of getting bug fixes
(4) You may also wish to make topical suggestions on changes and the general direction of FreeBSD
What is true about FreeBSD?
(1) FreeBSD is a direct descendent of the original UNIX
(2) The ease of installation of FreeBSD depends on the distribution
(3) FreeBSD appears not to need to be able to run Linux programs
(4) The FreeBSD development style emphasizes accountability and documentation of changes
What is necessary to do while adding the user with the right of using the shutdown command?
(1) add user to group wheel
(2) add user to group operator
(3) enter the fields UID and Home directory
(4) set the password
Which of the ps command fields gives information about the amount of physical memory currently in use, measured in kilobytes?
(1) %CPU
(2) %MEM
(3) VSZ
(4) RSS
What permissions will be set by the command "chmod go= file"?
(1) Clear all mode bits for group and owner
(2) Clear all mode bits for group and others
(3) Set all mode bits for group and owner
(4) Set all mode bits for group and others
What is false about copying CD-ROMs?
(1) If you have two CD-ROM drives, you can frequently copy directly from one drive to the other, without storing on disk at all
(2) It’s strictly necessary to tell the burner to copy data in blocks of particular size
(3) You should do a dummy run before burning if you are not sure that your CD-ROM drive is fast enough
(4) If your CD-ROM drive isn't fast enough you will almost certainly have underruns
Find wrong variant of setting the Ethernet interface in the system with several network interfaces.
(1) # ifconfig dc0 inet 223.147.37.5 netmask 255.255.255.0 up
(2) # ifconfig dc0 inet netmask 255.255.255.0
(3) # ifconfig dc0 223.147.37.5
(4) # ifconfig dc0 223.147.37.5/28
What is the right order of steps to set up a PPP connection?
(1) Establish routes; set up a serial connection between systems; start PPP; PPP processes negotiate details
(2) Set up a serial connection between systems; start PPP; PPP processes negotiate details; establish routes
(3) Establish routes; set up a serial connection between systems; PPP processes negotiate details; start PPP
(4) Set up a serial connection between systems; PPP processes negotiate details; establish routes; start PPP
What is false about proxy servers?
(1) A proxy server converts requests for specific protocols
(2) A proxy server can cache data locally
(3) Client does not need to know anything about the proxy server
(4) ftp understands proxies, and uses them for non-interactive connections only
What is false about option -maproot in file /etc/exports?
(1) It describes how to treat root
(2) By default, root has special privileges on the remote system
(3) NFS changes the user ID to user "nobody"
(4) To map root to the real root user for a specific file system, you would add "-maproot=0" to the line describing the file system
What are the functions of the init while starting the system?
(1) It is responsible for emergency clearing of memory when the standard virtual memory algorithms aren’t fast enough
(2) Loads the kernel into memory
(3) It is responsible for starting up the system and daemons
(4) When coming up in the default multi-user mode, it spawns a shell to execute the shell script /etc/rc
Which of the values of the command cvs, while checking out the kernel sources contains a list of the files being maintained in the parent directory, along with their current versions?
(1) Entries
(2) Repository
(3) Root
(4) Tag
If you already have Misrosoft system installed on the disk, which of the tools is best to use for manipulating the partition table?
(1) MS-DOS FDISC
(2) FIPS
(3) fdisk
(4) sysinstall program
Which of the following network services allows other systems to mount file systems located on this machine?
(1) FTP
(2) NFS client
(3) NFS server
(4) PPP
What is false about file "crontab"?
(1) Any user can change the default system crontab
(2) The field, specifying the user for whom the operation should be performed, only exists in the default system crontab
(3) Any user can keep a copy or the default system crontab
(4) It is used to tell cron to perform a function at a particular time
Which of the following shell commands specifies the access permissions of the process to run as if it had been started by its group?
(1) setuid
(2) setgid
(3) ps
(4) umask
What characterizes writeable CD-ROMs?
(1) Each of them stores several gigabytes. The backup time for 2 GB is about 90 minutes, and the operation can be performed completely unattended
(2) Are particularly unsuited as a backup medium for modern computers because of their small storage capacity
(3) Cheaper tape drives with big storage capacity which are very unreliable, and they were no longer supported
(4) By modern standards, the media are small (up to 700 MB), but they have the advantage of being readily accessible on other systems
Which of the following examples sets Ethernet interface?
(1) # ifconfig lo0 127.0.0.1
(2) # ifconfig tun0 139.130.136.133 139.130.136.129 netmask 255.255.255.255
(3) # ifconfig dc0 223.147.37.5/28
(4) # ifconfig 223.147.37.5/28
Which feature of the link while PPP negotiation means: "if the other side requests this feature, refuse it.’’"?
(1) accept
(2) deny
(3) enable
(4) disable
What kind of ping FreeBSD systems do not respond, but most other systems do?
(1) unicast
(2) broadcast
(3) multicast
(4) loopback
Which option in file /etc/exports allows remote clients to mount any directory in the file system directly?
(1) -mapall
(2) -ro
(3) -network
(4) -alldirs
What is the aim of the operation, called probing, in the process of running the kernel?
(1) To examine the virtual memory
(2) To examine the hardware configuration of the machine
(3) To examine the file system
(4) To examine all processes in the system
Which flag at the beginning of the cvs ouput line indicates, that cvs updated this file?
(1) U
(2) P
(3) M
(4) C
What is the main function of Unix window manager?
(1) to give user control over the windows
(2) to provide commonly used applications
(3) to run the display
(4) to interface with the kernel
Which of the network options broadcasts information about the status of the systems on the network?
(1) ntpdate
(2) rwhod
(3) inetd
(4) sshd
What is a sleeping process?
(1) A process, which is actively executed
(2) A process, which is waiting for a processor to run on
(3) A process, which is waiting for external events to complete
(4) A process, which is waiting on a lock if some other process has a kernel resource which it wants
What is false about inodes?
(1) Inodes have names
(2) Inodes don't have any data
(3) Inodes can't be accessed directly
(4) Inodes contain the metadata - all the information about the file
Which of the backup programs is less suited towards data exchange because its formats are very specific to BSD?
(1) tar
(2) cpio
(3) pax
(4) dump
Which of the tools can be used to check the interface configuration.
(1) route
(2) ifconfig
(3) sysctl
(4) hostname
What net mask should be chosen for PPP connection interface?
(1) 0.0.0.0
(2) 255.255.0.0
(3) 255.255.255.0
(4) 255.255.255.255
What is false about program tcpdump?
(1) tcpdump is a program that monitors a network interface
(2) It uses the Berkeley Packet Filter (bpf), an optional component of the kernel
(3) You mustn't be root to run it
(4) If it is run without any parameters, tcpdump displays all traffic on the first active network interface
Which of the programs, included in samba, sets up network passwords for Samba?
(1) testparm
(2) smbpasswd
(3) smbstatus
(4) nmbd
What is false about sharing system files between multiple machines?
(1) Sharing system files between multiple machines helps you to run the machines diskless
(2) Installing ports will install ports for all systems
(3) One way to handle the information like the system name is to have a separate /etc directory for each system
(4) When building system software, you can't use the same /usr/src and /usr/obj directories
What is false about the command "make world"?
(1) It rebuilds build tools
(2) It installs the C compiler
(3) It installs boot tools
(4) It installs the libraries
Which of the listed below CD-ROMs contains the master source tree of all source code, including update information?
(1) Installation CD-ROM
(2) Live File System CD-ROM
(3) CVS Repository CD-ROM
(4) Ports Collection CD-ROM
What is wrong characteristic of user's group number in FreeBSD?
(1) Group numbers generally have names associated with them
(2) Users of one group have specific common access permissions
(3) You can get by without using groups at all
(4) You can belong only to one group
Which of the tools kills the process running on a terminal?
(1) signal SIGTERM
(2) signal SIGKILL
(3) script killall
(4) INTR key
What is false about snapshots?
(1) At the time of waiting, snapshots are still under development
(2) You can remove snapshots
(3) You can have multiple snapshots on a file system
(4) When you access the snapshot you get the current data for the parts of the disk which have changed
When you must specify the z option, using program tar?
(1) When listing compressed archives
(2) When extracting compressed archives
(3) When listing non-compressed archives
(4) When extracting non-compressed archives
What is false about dhcpd?
(1) The dhcpd port installs a sample startup file in the directory /usr/local/etc/rc.d
(2) A sample startup file won’t get executed
(3) A sample startup file normally requires configuration
(4) When you change the configuration file, you must restart dhcpd
What are the results of the command "$ ppp -background papchap"?
(1) This version dials immediately
(2) As soon as you attempt to send data to the Net, it dials automatically
(3) After the idle timeout period, the user PPP process disconnects and exits
(4) User PPP stays in the background
What service is used to communicate with a remote shell?
(1) ssh
(2) POP
(3) SMTP
(4) HTTP
What is false about method of storing mail, representing a folder as a directory?
(1) Each message in the folder is then a file by itself
(2) If you trash a file, you only lose one message, not all of them
(3) You can't have the same message in multiple folders
(4) If you have a lot of mail, this can add up to a lot of wasted space
What is false about booting from Flash memory as an alternative to network booting?
(1) Flash is available in sizes up to several hundred megabytes
(2) They don’t fit IDE connectors
(3) It is much slower to read than to write
(4) Flash memory is intended mainly for reading
Which of the targets to the top-level Makefile rebuilds everything, including glue to help do upgrades?
(1) buildworld
(2) update
(3) most
(4) installmost
Choose right procedure of configuring XFree86 during installation.
(1) Install the windows manager. Connect mouse to the system. Log in as a root. Restart sysinstall
(2) Connect mouse to the system. Log in as a root. Restart sysinstall. Install the windows manager
(3) Log in as a root. Restart sysinstall. Install the windows manager. Connect mouse to the system
(4) Install the windows manager. Connect mouse to the system. Restart sysinstall. Log in as a root
What is true about virtual terminals?
(1) Is necessary if you’re running the system as a server
(2) Uses the system’s graphics capabilities
(3) Can be run using xdm
(4) Can't be used if you’re running the system as a server
What is false about FreeBSD emulation support?
(1) FreeBSD runs most BSD/OS programs without emulators
(2) FreeBSD runs Linux executables without emulators
(3) A Microsoft Windows emulator is available for FreeBSD
(4) It is safer to recompile OpenBSD executables under FreeBSD
What is false about formatting a disk in FreeBSD?
(1) FreeBSD can format SCSI disks
(2) Camcontrol is a control program for floppies in FreeBSD
(3) Formatting the disk is useful if you are getting "medium fomat corrupted" errors from the disk in response to read and write requests
(4) Formatting the disk destroys all data on the disk
Which of tar parameters stands for create an archive?
(1) c
(2) v
(3) x
(4) f
When a system receives a data packet addressed to a system to which it has a direct connection, what does it do with it?
(1) It sends it to that system
(2) It delivers it locally
(3) It sends it to the system to which it has a direct connection
(4) It discards the packet
What is false about kernel PPP?
(1) Kernel PPP used to provide a number of build options to enable some features
(2) The options to enable features are set by default
(3) When kernel PPP starts, it reads its configuration from the file /etc/ppp/options
(4) All options are required to run pppd
What is false about creating and distributing keys in ssh?
(1) Keys are created with the program ssh-keygen
(2) Before you can use these keys, you need to get the public keys on the remote site
(3) The public keys are in ASCII
(4) You can send the private keys by mail
Which of the variables, specifying how to write and reply to mail messages, tells mutt whether it should wait for the mail to be sent before continuing?
(1) sendmail_wait
(2) fast_reply
(3) charset
(4) edit_hdrs
What is false about file /etc/defaults/rc.conf?
(1) Commands at the end of this file check for the existence of the file /etc/rc.conf and read it in if they find it
(2) File /etc/defaults/rc.conf contains default values for everything you might put in /etc/rc.conf
(3) When the system starts, it first reads /etc/defaults/rc.conf
(4) Nearly all site-dependent information is stored here
Which of the targets to the top-level Makefile builds and installs a kernel?
(1) reinstall
(2) buildkernel
(3) installkernel
(4) kernel
What is right about FIPS?
(1) does not split Windows 2000 and later partitions
(2) may result in configuration problems with your Microsoft machine
(3) splits partitions with 12 bits FATs
(4) is not included on the FreeBSD CD-ROM
What is false about fvwm2 window manager?
(1) Unless you have a top-end machine, it’s much faster than if you use KDE window manager
(2) You can move from one screen to the other using the cursor, and windows can overlap
(3) Is easier to set up than KDE window manager
(4) You can do a lot more with the mouse than if you use KDE window manager
What is false about ways to install port?
(1) The Ports Collection is a part of FreeBSD system and is always installed with it. without any extra actions
(2) The Ports Collection can be installed using sysinstall during system installation
(3) The Ports Collection can be installed using tar archive from the first CD-ROM
(4) The Ports Collection can be installed using live file system CD-ROM
Which of Vinum objects is used as building block for plexes?
(1) volume
(2) drive
(3) subdisk
(4) virtual disk
What is false about the spooler?
(1) The spooler is a series of processes, managing print data
(2) The spooler can conveniently run a job to be printed through filters to add headers or convert special formats into a format the printer will understand
(3) User has to wait for data to be copied to the printer
(4) Most programs that provide a print feature expect to talk to the spooler on your system
Which entry in routing table has net mask 255.255.255.255?
(1) Loopback entry
(2) Default entry
(3) Local Ethernet entry
(4) Any address entry
What is false about DNS?
(1) DNS provides the information needed to connect to remote systems in the form of Resource Records
(2) FreeBSD doesn't allow you to use both /etc/hosts and DNS
(3) The daemon that performs the resolution is called named
(4) The Domain Name System is a distributed database
What option tells ssh to go into the background after authentication?
(1) -f
(2) -N
(3) -L
(4) -R
Which of the mail headers states the length of the message in lines?
(1) Lines
(2) Content-Length
(3) Status
(4) Precedence
On which kernel security level the immutable and append-only flags may be turned off and all devices may be read or written subject to their permissions?
(1) Insecure mode
(2) Secure mode
(3) Highly secure mode
(4) Network secure mode
Which of the configuration files from the directory /sys/i386/conf is a configuration file for laptops that use PCCARD controllers?
(1) GENERIC
(2) LINT
(3) NOTES
(4) OLDCARD
What does Express installation of FreeBSD mean?
(1) Operating system is installed without setting up any options
(2) Installation returns user to its main menu after each step. User can select the next step
(3) Installation does not give user information about what is going to happen next. This saves a little time
(4) Installation does not take user through the steps in sequence
What is not true about FreeBSD method of naming files?
(1) First character is a /, representing the root file system
(2) The / character represents directories
(3) You can’t use / in a file name
(4) You can use a binary 0 in a file name
Which of the commands is an alternative to the command pkg_delete?
(1) make install
(2) make deinstall
(3) make upgrade
(4) make info
What is false about mirroring?
(1) It is a form of redundant data storage, aimed at surviving hardware failure
(2) It is also known as RAID-5
(3) It requires twice as much disk storage as a non-redundant solution
(4) It maintains two or more copies of the data on different physical hardware
Which way of connecting printer to computer requires IP address, which you configure on the printer?
(1) Connection by serial port
(2) Connection by parallel port
(3) Connection, using USB interface
(4) Connection, using Ethernet interface
Which way of physical connection transmits data over normal phone wires, including the use of special modems and has different speeds for the uplink and the downlink?
(1) Integrated Systems Digital Network
(2) Analogue telephone line connections
(3) Leased lines
(4) Asynchronous Digital Subscriber Line
Which of the Resource Records defines zones, which roughly correspond to domains?
(1) A
(2) SOA
(3) CNAME
(4) PTR
What is false about ftp?
(1) ftp transfers only large files long distances across the Net
(2) You need to have permission to access the remote system using ftp
(3) ftp servers accept the name "anonymous"
(4) The server may have multiple names, and the one you use may not be its canonical name
What is false about using MIME attachments when you send e-mail messages in FreeBSD?
(1) Use HTML attachments only for web pages
(2) Don’t use proprietary attachments
(3) Send multiple copies in different formats
(4) Specify the correct attachment type
Which of the files defines the groups known to the system?
(1) /etc/group
(2) /etc/namedb/named.conf
(3) /etc/fstab
(4) /etc/exports
Which of the kernel keywords describes the machine architecture for which the kernel is to be built?
(1) machine
(2) cpu
(3) ident
(4) maxusers
What is true about GNU info?
(1) Individual documents describing specific functionality
(2) Some GNU programs have no other form of documentation
(3) They’re short, they're not a good introduction
(4) Maintains a collection of "books", documents in HTML or PDF format, installed in the directory hierarchy /usr/share/doc
What does environment variable PATH specify?
(1) The name of your home directory
(2) Where the man program should look for man pages
(3) Where the shell should look for executable programs if you specify just the program name
(4) The name of your favourite editor
What is the function of the program pkg_info?
(1) installs pre-compiled packages
(2) tells user which ports are installed
(3) checks whether ports are up to date
(4) installs any packages
Which method of plex organization needs at least two subdisks of the same size?
(1) concatenated plexes
(2) RAID-0 plexes
(3) RAID-5 plexes
(4) RAID-4 plexes
>What is false about PDF?
(1) PDF stands for Portable Data Format
(2) PDF is becoming increasingly important as a document interchange format on the Internet
(3) You can use Acrobat Reader to convert PDF to PostScript
(4) ghostscript also understands PDF
Which recommendation of choosing domain name is wrong?
(1) The name must be available
(2) You must be able to specify one name server for it
(3) Apply for an organizational rather than a geographical domain
(4) Find a reputable registrar
Which field in the SOA record specifies the length of time that remote name servers should cache records from this zone?
(1) IN
(2) SOA
(3) TTL
(4) MX
What is false about the Network File System?
(1) You can't mount a remote file system on a directory that is not empty
(2) NFS exports file systems, not directory hierarchies
(3) If the NFS server system runs devfs, the device nodes are not exported
(4) If you refer to the devices and no driver for the specified major number exists on your local system, the request will fail
Which format to send messages if you want to send somebody a text file?
(1) text/plain
(2) application/octetstream
(3) image/gif
(4) text/html
Which of the files is a machine-readable form of the user database with the passwords removed?
(1) /etc/gettytab
(2) /etc/pwd.db
(3) /etc/netconfig
(4) /etc/passwd
Which of the debug options is set to include the kernel debugger?
(1) DDB
(2) BREAK_TO_DEBUGGER
(3) DDB_UNATTENDED
(4) DIAGNOSTIC
What is the main requirement for the ftp-server if you want to install FreeBSD via ftp?
(1) Ftp-server is connected to Internet
(2) Ftp-server works in a regular mode
(3) Ftp-server supports passive mode
(4) Ftp-server provides anonymous access
What does the file name foo[127] mean in Unix?
(1) file with the name "foo[127]"
(2) file with the name "foo127"
(3) files with the names "foo1", "foo2", "foo7"
(4) file with the name "foo2"
What means the symbol "*" in the output of pkg_version?
(1) The installed version of the package is current
(2) The installed package does not appear in the index. This could be due to an out of date index or a package that has not yet been committed
(3) There are multiple versions of a particular software package listed in the index file
(4) The installed package exists in the index but for some reason, pkg_version was unable to compare the version number of the installed package with the corresponding entry in the index
Which parameter in the SOA record specifies the time after which a remote name server will check whether the zone configuration has changed?
(1) Negative cache expiry time
(2) The expire time
(3) The retry time
(4) The refresh time