Deck 1: SUSE Certified Linux Administrator 11

Question 1

What does the following command do? tar -czvf /tmp/backup.tgz /etc/HOSTNAME

A) It extracts the /etc/HOSTNAME file from the /tmp/backup.tgz archive.
B) It includes the /etc/HOSTNAME file in the newly created /tmp/backup.tgz archive.
C) It produces an error message because the options are in the wrong sequence.
D) It displays a line similar to the following, but otherwise does nothing: -rw-r--r-- root/root 23 2005-03-11 14:20 etc/HOSTNAME

Answer 1

It includes the /etc/HOSTNAME file in the newly created /tmp/backup.tgz archive.

Question 2

Which statements about the Linux boot process are correct? (Choose 3.)

A) The BIOS starts the kernel.
B) The initrd decompresses itself.
C) The kernel looks for and mounts the initrd.
D) The boot manager starts the init process.
E) linuxrc loads the modules to mount the root file system.
F) The boot manager loads the kernel and initrd into the memory.

Answer 2

The kernel looks for and mounts the initrd.
linuxrc loads the modules to mount the root file system.
The boot manager loads the kernel and initrd into the memory.

Question 3

Which command is used to enter or change the quota for user tux?

A) quotacheck
B) repquota tux
C) edquota -u tux
D) edquota -g tux
E) /sbin/quotaon tux

Answer 3

edquota -u tux

Question 4

In a terminal window, which command shows you the groups you are a member of?

A) id
B) gid
C) who
D) whoami

Question 5

How do you start a YaST module (for instance, the sw_single module used to install software) directly from the command line? (Choose 2.)

A) yast sw_single
B) yast2 sw_single
C) yast2 -m sw_single
D) yast --start sw_single
E) yast2 --module sw_single

Question 6

While the printers seem physically okay, you are encountering problems with CUPS. What is the best place to start looking for hints on what is wrong?

A) In the output of dmesg
B) In the /var/log/boot.msg file
C) In the /var/log/messages file
D) In the /var/log/cups/error_log file

Question 7

The GRUB configuration file (/boot/grub/menu.lst) has a global section followed by sections for each operating system. Which options do you have to specify for each Linux operating system? (Choose 3.)

A) title
B) color
C) initrd
D) kernel
E) timeout
F) gfxmenu
G) message

Question 8

You entered your quota information in /etc/fstab. What do you have to do next?

A) Generate a quota report.
B) Initialize the quota system.
C) Configure limits for users and groups.
D) Remount the file system for the quotas to be defined.

Question 9

Which statement regarding symbolic links is true? (Choose 2.)

A) A symbolic link can point to a file on a different file system.
B) A symbolic link and the file it points to share the same inode.
C) If you delete the symbolic link, the original file is deleted as well.
D) If you delete the original file, the symbolic link points to a non-existing file.
E) With a symbolic link, you cannot see directly that it is a link.

Question 10

You want to secure a POP3 connection to a server that does not support SSL. While you do not have ssh access to the POP3 server itself, you at least have SSH access to a server near the POP3 server. Given the following information: POP3 server: pop3.digitalairlines.com SSH server: ssh.digitalairlines.com Your host: da10.digitalairlines.com POP3 port: 110 Local port: 11110 Which command will forward connections from the local port 11110 to port 110 of the POP3 server, using a secure tunnel between your host and the SSH server?

A) ssh -L 11110:ssh.digitalairlines.com:110 [e-mail]
B) ssh -L 110:ssh.digitalairlines.com:11110 [e-mail]
C) ssh -L 11110:pop3.digitalairlines.com:110 [e-mail]
D) ssh -L 110:pop3.digitalairlines.com:11110 [e-mail]

Question 11

Which statement about the primary (default) group of a user is correct?

A) The primary group membership of a user is defined in the /etc/group file.
B) The primary group membership of a user is defined in the /etc/shadow file.
C) The primary group membership of a user is defined in the /etc/passwd file.
D) The primary group membership of a user is defined in the /etc/gpasswd file.

Question 12

Which file contains information about which user was last logged in, where the user logged in, and how long the user was logged in?

A) /var/log/login
B) /var/log/lastlog
C) /var/log/access
D) /var/log/messages
E) There is no log file containing this information

Question 13

Which statement about the sudo command is correct?

A) You can edit the sudo configuration file /etc/sudo.conf directly with vi.
B) You can edit the su configuration file /etc/su.conf with the sudo command.
C) You can edit the sudo configuration file /etc/sudoers with the visudo command.
D) You can edit the sudo configuration file /etc/visudo with the sudoers command.

Question 14

You want to add user tux to the southpole group without changing his primary group membership. Which command do you use for this purpose?

A) useradd -g southpole tux
B) usermod -g southpole tux
C) groupadd -A tux southpole
D) groupmod -A tux southpole

Question 15

Which command can you use to generate an MD5-encrypted password for GRUB?

A) genkey --md5
B) grubpass -md5
C) grub-md5-crypt
D) passwd -c --md5

Question 16

You want to use the ip command to set a new address for your network device eth0. It is a standard class C network. The broadcast address and network route should be set accordingly. Which command is correct?

A) ip address set 192.168.0.10/24 dev eth0
B) ip address add 192.168.0.10/24 dev eth0
C) ip addr add 192.168.0.10/24 dev eth0 brd +
D) ip addr add eth0 192.168.0.10/24 eth0 broadcast 192.168.255.255

Question 17

You have a text file that contains empty lines. Using grep and regular expressions, which command displays the file without the empty lines?

A) grep ^$ file
B) grep [\ ] file
C) grep -v ^$ file
D) grep -v #$ file

Question 18

What is the name of the file containing the initramfs?

A) /
B) /boot/initrd
C) /boot/ramfs
D) /sbin/vmram
E) /boot/vmram
F) /sbin/linuxramfs

Question 19

You would like to run command2 only if command1 did not complete successfully. Which command accomplishes this task?

A) command1 ;; command2
B) command1 || command2
C) command1 >> command2
D) command1 && command2

Question 20

Which parts can be combined in the syslog-ng configuration file (/etc/syslog-ng/syslog-ng.conf) to specify what information is logged? (Choose 3.)

A) Alerts
B) Users
C) Filters
D) Sources
E) Log Paths
F) Destinations
G) Date and Time

Question 21

To preserve the command history even when the shell is closed, the history is written to a file in the user's home directory. Which file holds the history information of the bash shell?

A) bash_history
B) .bash_history
C) ?bash_history
D) $bash_history

Question 22

You wonder which installed RPM package the /etc/exports file belongs to. Which command will give you the desired information?

A) rpm -f /etc/exports
B) rpm -qf /etc/exports
C) rpm -ql /etc/exports
D) rpm --provides /etc/exports

Question 23

In a terminal window, which command displays the name of the directory you are currently in?

A) dir
B) pwd
C) where
D) current-dir

Question 24

In the bash shell, which command can be used to create a MY_NAME variable containing the value Joe?

A) MY_NAME=Joe
B) MY_NAME = Joe
C) echo Joe > MY_NAME
D) export MY_NAME = Joe

Question 25

You have set the following permissions on a test directory: rwxrwxrwx. Which statement about files in the test directory is correct?

A) Only root can delete files in the test directory.
B) Only root or the owner of a file can delete files in the test directory.
C) A file created in that directory has the same owner as the owner of the test directory.
D) A file created in that directory has the same owning group as the owning group of the test directory.

Question 26

Using the nice command, what is the highest priority root can assign to a process?

A) -20
B) -19
C) 0
D) 19
E) 20
F) 99

Question 27

Where can you set global shell environment variables for all users independent of their shell?

A) /etc/profile
B) /etc/profile.all
C) /etc/bash.local
D) /etc/bash.bashrc

Question 28

You want to redirect both output and error messages of the find command to the find-output file. Which command accomplishes this task?

A) find /etc -name "*conf" 2>&find-output
B) find /etc -name "*conf" 2<&1 > find-output
C) find /etc -name "*conf" > find-output 2>&1
D) find /etc -name "*conf" > find-output 2>find-output

Question 29

Which statement about a CUPS Using Broadcasting configuration is correct?

A) Only local printing is possible.
B) You can print to both local and network printers.
C) Only one queue on one print server can be used for printing.
D) All queues on only one CUPS server are available for printing.

Question 30

You want to disable the network device eth0. Which command can you use?

A) ifconfig halt eth0
B) ipconfig eth0 halt
C) ip link set eth0 down
D) ip param set eth0 halt

Question 31

You want to create the new user account tux with the password penguin (password hash: TvqBFhQWgeSho) and a default home directory. Which command can be used to create the account with the above parameters?

A) useradd -m -p "penguin" tux
B) echo penguin | useradd -m -p - tux
C) useradd -m -p "TvqBFhQWgeSho" tux
D) echo -e "penguin\npenguin" | passwd tux ; useradd -m tux

Question 32

Within less, how do you search for a string downwards from where the cursor is positioned?

A) \string
B) ?string
C) /string
D) =string

Question 33

Which is the main configuration file for logrotate?

A) /etc/logrotate
B) /etc/logr.conf
C) /etc/cron/logrotate
D) /etc/logrotate.conf

Question 34

You want to redirect the output of the ls command to the ls-output file which already exists. The output should be appended to the file; it should not overwrite the existing content. Which command accomplishes this task?

A) ls > ls-output
B) ls : ls-output
C) ls >> ls-output
D) ls && ls-output

Question 35

What action does the jobs command perform?

A) Lists all scheduled cron jobs
B) Lists all mail items in the mail queue
C) Lists the content of the shell's job control
D) Lists all print jobs in the print queue.

Question 36

Which key combination can you use to stop a process that runs in the foreground?

A) Ctrl +X
B) Ctrl +Z
C) Ctrl + Alt + X
D) Ctrl + Backspace

Question 37

As system administrator root, you use the lpoptions command to change printer options, such as the page size. To which file are these options saved?

A) ~/.bashrc
B) ~/.lpoptions
C) /etc/cups/lpoptions
D) /etc/sysconfig/cups

Question 38

Which are benefits of using LVM? (Choose 4.)

A) You can increase data security.
B) You can create extremely large logical volumes.
C) You can add logical volumes in a running system.
D) You can add hard disks to a volume group in a running system.
E) You can reduce the size of a logical volume without unmounting it.
F) The snapshot feature allows consistent backups in a running system.

Question 39

Which are journaling file systems? (Choose 3.)

A) XFS
B) ext2
C) ext3
D) VFAT
E) minix
F) VFAT32
G) ReiserFS

Question 40

What is the correct order of steps to change the partition table using fdisk?

A) You can't use fdisk to change a partition table.
B) Start fdisk > Change the partition table > Write the partition table to hard disk > Exit fdisk > Reboot.
C) Start fdisk > Change the partition table > Write the partition table to hard disk > Exit fdisk > Load the partition table from the boot prompt.
D) Start fdisk > Change the partition table > Write the partition table to floppy disk or USB stick > Exit fdisk > Boot from floppy disk or USB stick.

Question 41

In which file are global configurations for users who use bash as their login shell set?

A) /etc/bashrc
B) /etc/bash.cf
C) /etc/bash.conf
D) /etc/bash.bashrc

Question 42

Which command can be used to view the inode assigned to a filename?

A) ls -i
B) fsck -h -i
C) inode --list
D) cat /proc/inodes

Question 43

You created a script (/root/bin/backup.sh) that backs up your files when executed. Using cron, you want to execute this script once every Saturday at 3:00 pm. Which line would you have to enter after invoking crontab - e in a terminal window?

A) 15 0 * * 6 /root/bin/backup.sh
B) 0 15 * * 6 /root/bin/backup.sh
C) 0 15 * 6 * /root/bin/backup.sh
D) 15 0 * * 6 root /root/bin/backup.sh

Question 44

How can you list the ACLs (if there are any) of a file test?

A) ls -l test
B) lsacl test
C) getfacl test
D) ls -l --acl test

Question 45

You want to boot your system to runlevel 3. Which option do you have to enter at the GRUB boot manager dialog?

A) 3
B) init=3
C) boot=3
D) runlevel=3

Question 46

Which statement about the Set User ID bit on executable files is correct?

A) The SUID bit has no security implications.
B) The SUID bit on executables has no effect; it is only relevant when set on directories.
C) The SUID bit makes it more difficult to exploit any potential vulnerabilities in the program.
D) The SUID should only be set when really needed and only on applications that are well tested.

Question 47

You want to copy the mytext file from your computer to the /tmp/ directory on the remote computer da20. digitalairlines.com. Which command would you use to accomplish this?

A) ssh mytext da20.digitalairlines.com:/tmp
B) scp da20.digitalairlines.com:/tmp mytext
C) scp mytext da20.digitalairlines.com:/tmp
D) sftp mytext da20.digitalairlines.com:/tmp

Question 48

What is the effect of selecting the option "Enable IP Forwarding" in the routing configuration in YaST?

A) IP packets that do have this host as their destination are routed to another host.
B) IP packets that do not have this host as their destination are filtered according to the firewall rules.
C) IP packets that do have this host as their destination are dropped to protect the host from attacks.
D) IP packets that do not have this host as their destination are transferred from one network connected to the host to another network connected to this host, according to the routing table.

Question 49

What is the minimum number of partitions required by a SLES 10 system?

A) None
B) 1
C) 2
D) 4

Question 50

Routes to the directly connected network are automatically set up when a device is started. All other routes are saved in which configuration file?

A) /etc/route
B) /etc/routes
C) /etc/routes.conf
D) /etc/network/routes
E) /etc/sysconfig/routes
F) /etc/sysconfig/network/routes

Question 51

You want to delete all data on the second hard drive (/dev/hdb). Which command accomplishes this?

A) rm /dev/hdb
B) dd if=/dev/zero of=/dev/hdb bs=100k
C) dd of=/dev/zero if=/dev/hdb bs=100k
D) dd if=/dev/zero of=/dev/hdb count=1 bs=1024

Question 52

Which command displays the value stored in the $MYVAR variable?

A) less MYVAR
B) cat $MYVAR
C) echo MYVAR
D) echo $MYVAR

Question 53

Which statement about a differential backup is correct?

A) The use of differential backups is limited to backups on tape roboters.
B) To restore a differential backup, you need the last differential backup only.
C) To restore a differential backup, you need the last full backup and the last differential backup that was made since the last full backup.
D) The amount of data that needs to be backed up with each differential backup depends only on the amount of data changed since the last differential backup.

Question 54

While in insert mode, how do you save a file and close vi?

A) Press Esc and :q
B) Press Esc and :w
C) Press Esc and :wq
D) Press Esc and :zz

Question 55

What information do you need to set up an LDAP client? (Choose 4.)

A) LDAP version
B) LDAP base DN
C) Kind of encryption
D) Synchronization frequency
E) Address of the LDAP server
F) File name of the LDAP database

Question 56

Which file contains the configuration information of the print queues available on your CUPS server?

A) The /etc/printcap file
B) The /etc/sysconfig/cups file
C) The /etc/cups/cups.conf file
D) The /etc/cups/printers.conf file

Question 57

You want to find out which jobs are currently queued in the laser print queue on your CUPS print server. Which command displays the information you need?

A) lpstat -t
B) lp -P laser
C) lpq -P laser
D) lpadmin -P laser

Question 58

You want to know which files are contained in the hugin-0.6.1-2.2.i586.rpm RPM package, which has not yet been installed. Which command will give you this information?

A) rpm -f hugin-0.6.1-2.2.i586.rpm
B) rpm -qpf hugin-0.6.1-2.2.i586.rpm
C) rpm -qpl hugin-0.6.1-2.2.i586.rpm
D) rpm --provides hugin-0.6.1-2.2.i586.rpm

Question 59

You want to view the status (locked, valid password, etc.) of the account tux. Which command displays the desired information?

A) passwd -L tux
B) passwd -v tux
C) passwd -p tux
D) passwd -S tux

Question 60

You are viewing the manual page of crontab, but it does not contain the information you are looking for. You suspect there is another crontab manual page. Which command could you use to find out if another crontab manual page exists? (Choose 2.)

A) man a crontab
B) whatis crontab
C) man -k crontab
D) man --next crontab
E) man --showall crontab

Question 61

In a terminal window, which command can you enter to change to your home directory (/home/geeko)? (Choose 2.)

A) cd
B) cd ~
C) cd -h
D) cd home
E) cd --homedir

Question 62

You have a test directory with the following permissions: rwx------ You want to change the permissions to the following values: r-xr-xr-x. Which command accomplishes this?

A) chmod 777 test
B) chmod u=rx,a-rx test
C) chmod u-w,g+rx,o+rx test
D) chmod u+w,g+rx,o+rx test

Question 63

What is the key characteristic of the root account?

A) The user name root
B) The User ID (UID) 0
C) The Security Identifier (SID)
D) The Universally Unique Identifier (UUID)

Question 64

You have a file named file1 and you want to create a symbolic link named link-to-file1 to the file. In a terminal window, which command accomplishes what you want? (Choose 2.)

A) ln file link-to-file1
B) ln link-to-file1 file1
C) ln -s file1 link-to-file1
D) ln -s link-to-file1 file1
E) cp -s file1 link-to-file1
F) mv -s file1 link-to-file1

Question 65

Which are configuration files of syslog-ng? (Choose 3.)

A) /etc/logging
B) /etc/sysconfig/log
C) /etc/log/syslog-ng
D) /etc/sysconfig/syslog
E) /etc/log/syslog-ng.conf
F) /etc/syslog-ng/syslog-ng.conf
G) /etc/syslog-ng/syslog-ng.conf.in

Question 66

Which command can you use to create a Reiser file system on the sda6 partition? (Choose 2.)

A) mkreiserfs /dev/sda6
B) fdisk.reiserfs /dev/sda6
C) make.reiserfs /dev/sda6
D) fdisk -t reiserfs /dev/sda6
E) mkfs -t reiserfs /dev/sda6

Question 67

Which command shows you the default shell of a user?

A) w user
B) id user
C) who user
D) finger user

Question 68

What is the result of the following command? (Choose 2.) dd if=/dev/zero of=/dev/hdd bs=512 count=1

A) Overwrites an existing partition table
B) Creates a LVM partition of 512 blocks
C) Backs up the /dev/zero and /dev/hdd files
D) Writes zeros in the first 512 bytes of the first hard disk block
E) Assigns the physical volume zero to the logical volume hdd

Question 69

As a normal user, such as geeko, you use the lpoptions command to change printer options, such as the page size. To which file are these options saved?

A) ~/.bashrc
B) ~/.lpoptions
C) /etc/cups/lpoptions
D) /etc/sysconfig/cups

Question 70

What does the following command do? tar -tzvf /tmp/backup.tgz etc/HOSTNAME

A) It extracts the etc/HOSTNAME file from the /tmp/backup.tgz archive.
B) It includes the etc/HOSTNAME file in the /tmp/backup.tgz archive.
C) It produces an error message because the options are in the wrong sequence.
D) It displays a line similar to the following, but otherwise does nothing: -rw-r--r-- root/root 23 2005-03-11 14:20 etc/HOSTNAME

Question 71

The useradd command is used to create new users. Which file contains information on the primary group, shell, and other parameters to be used by useradd when not specified on the command line?

A) /etc/profile
B) /etc/passwd
C) /etc/shadow
D) /etc/default/ useradd

Question 72

You need to find the files in the /etc directory that contain the word DocumentRoot. In a terminal window, which command will help you find it?

A) discover DocumentRoot /etc
B) grep -r DocumentRoot /etc/*
C) search -r DocumentRoot /etc/*
D) find /etc -content DocumentRoot

Question 73

As root, you entered the runlevel command. What does the following output indicate? N5

A) You are in runlevel 5. A previous runlevel is not available.
B) You are in runlevel 5. A previous runlevel was 3 (network).
C) You are in runlevel 3 (network). The system is changing now to runlevel 5.
D) You are currently in no runlevel. The system is changing now to runlevel 5.

Question 74

Which options are PAM module types that can be used in a PAM configuration file? (Choose 4.)

A) key
B) auth
C) card
D) account
E) session
F) password

Question 75

Which command displays cpu and input/output statistics for devices and partitions?

A) siga
B) sitar
C) fdisk
D) lspci
E) iostat
F) hwinfo
G) hdparm

Question 76

How do you activate an ACL when mounting a file system manually?

A) mount --acl /dev/hda5 /data
B) mount -f acl /dev/hda5 /data
C) mount -o acl /dev/hda5 /data
D) mount --use-acl /dev/hda5 /data

Question 77

Using the nice command, what is the highest priority a normal user can assign to a process?

A) -20
B) -19
C) 0
D) 19
E) 20
F) 99

Question 78

Which statement about an incremental backup is correct?

A) The use of incremental backups is limited to backups on tapes.
B) To restore an incremental backup, you need the last incremental backup only.
C) To restore an incremental backup, you need the last full backup and the last incremental backup that was made since the last full backup.
D) The amount of data that needs to be backed up with each incremental backup depends only on the amount of data changed the last incremental backup.

Question 79

Suppose you change from your current runlevel 5 to the new runlevel 3. Which statement is correct?

A) Nothing will happen at all.
B) If there is a K* link for a certain service in /etc/init.d/rc5.d/ but no corresponding S* link I /etc/init.d/rc3.d/, nothing will happen.
C) If there is no K* link for a certain service in /etc/init.d/rc5.d/ but there is an S* link in /etc/init.d/rc3.d/, the service is started.
D) If there is a K* link for a certain service in /etc/init.d/rc5.d/ and there is an S* link in /etc/init.d/rc3.d/, the service is stopped and started again.

Question 80

You can schedule jobs to be executed by cron in several ways. Which directories are used for scripts that are to be executed at regular intervals? (Choose 2.)

A) /etc/cron.d/
B) /etc/crontabs/
C) /etc/cron.daily/
D) /var/spool/cron/tabs/