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

Accepted Answer

The command creates a compressed archive file named /tmp/backup.tgz that includes the /etc/HOSTNAME file, using the options -c (create), -z (compress with gzip), -v (verbose), and -f (specify filename).

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.

Accepted Answer

C,E,F

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

Accepted Answer

The command `edquota -u tux` is used to edit the quota for a specific user, in this case, the user "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

Accepted Answer

The `id` command displays user and group information for the specified user, including the groups the user is a member of.

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

Accepted Answer

The answer of How do you start a YaST module...

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

Accepted Answer

The /var/log/cups/error_log file contains specific error messages and logs related to CUPS, which is the printing system, making it the best place to start diagnosing CUPS-related issues.

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

Accepted Answer

Each Linux operating system entry in the GRUB configuration file requires a "title" to identify the entry, "initrd" to specify the initial RAM disk image, and "kernel" to specify the kernel to be loaded.

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.

Accepted Answer

After entering quota information in /etc/fstab, you need to remount the file system for the quota settings to take effect.

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.

Accepted Answer

A symbolic link can point to a file on a different file system, and if the original file is deleted, the symbolic link becomes a broken link pointing to a non-existing file.

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 geeko@pop3.digitalairlines.com
B) ssh -L 110:ssh.digitalairlines.com:11110 geeko@pop3.digitalairlines.com
C) ssh -L 11110:pop3.digitalairlines.com:110 geeko@ssh.digitalairlines.com
D) ssh -L 110:pop3.digitalairlines.com:11110 geeko@ssh.digitalairlines.com

Accepted Answer

The command uses SSH to create a local port forwarding from port 11110 on your host to port 110 on the POP3 server, through the SSH server.

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.

Accepted Answer

The primary group membership of a user is defined in the /etc/passwd file, where each user's entry includes a field for the primary group ID.

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

Accepted Answer

The /var/log/lastlog file contains information about the last login of each user, including the time, terminal, and source IP address.

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.

Accepted Answer

The visudo command is specifically designed to safely edit the /etc/sudoers file, which is the configuration file for sudo. It checks for syntax errors before saving changes.

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

Accepted Answer

The answer of You want to add user tux to...

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

Accepted Answer

The command "grub-md5-crypt" is used to generate an MD5-encrypted password for GRUB.

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

Accepted Answer

The answer of You want to use the ip command...

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

Accepted Answer

The command "grep -v ^$ file" uses the -v option to invert the match, effectively filtering out lines that match the pattern "^$", which represents empty lines.

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

Accepted Answer

The initramfs is typically stored in a file named "initrd" or "initramfs" located in the /boot directory, hence /boot/initrd is the correct choice.

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

Accepted Answer

command1 || command2 executes command2 only if command1 fails.

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

Accepted Answer

Filters, Sources, and Destinations are the components in the syslog-ng configuration that determine what information is logged, where it is logged from, and where it is sent.

Exam 1: SUSE Certified Linux Administrator 11

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

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

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

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

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

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?

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.)

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

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

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

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

Which statement about the sudo command is correct?

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

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

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?

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

What is the name of the file containing the initramfs?

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

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.)