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SUSE Certified Linux Administrator 12 Question and Answers

SUSE Certified Linux Administrator 12

Last Update May 19, 2024
Total Questions : 100

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Questions 1

Which statement is not true about symbolic links?

Options:

A.  

Symbolic links can point to files on a different file system.

B.  

Symbolic links can be created for directories.

C.  

Symbolic links always have the same size as the original file.

Discussion 0
Questions 2

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?

Options:

A.  

discover DocumentRoot /etc

B.  

search -r DocumentRoot /etc/*

C.  

find /etc -content DocumentRoot

D.  

grep -r DocumentRoot /etc/*

Discussion 0
Questions 3

What does the following sentence describe?

“Multiple file names referencing to the same inode.”

Options:

A.  

Hard Links

B.  

Sockets

C.  

Pipes

D.  

Character devices

E.  

Block devices

Discussion 0
Questions 4

Which command creates a RAID container?

Options:

A.  

mdadm –C /dev/md/ddf –n 4 –l 5 –e ddf /dev/sd[b-e]

B.  

mdadm –C /dev/md0 –e 1 –n 4 –l 5 –x 1 /dev/sd[b-e]

C.  

mdadm –C /dev/md/ddf-r5 –n 3 –l 5 /dev/md/ddf

D.  

mdadm –A /dev/md0

Discussion 0
Questions 5

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

Options:

A.  

The SUID should only be set when really needed and only on applications that are well tested.

B.  

The SUID bit has no security implications.

C.  

The SUID bit makes it more difficult to exploit any potential vulnerabilities in the program.

D.  

The SUID bit on executables has no effect; it is only relevant when set on directories.

Discussion 0
Questions 6

You would like to run command2 only if command1 did not complete successfully.

Which command accomplishes this task?

Options:

A.  

command1 ;; command2

B.  

command1 || command2

C.  

command1 >> command2

D.  

command1 && command2

Discussion 0
Questions 7

What command encrypts a boot password for GRUB2?

Options:

A.  

grub2-mkpasswd-pbkdf12

B.  

passwd –t grub2

C.  

secboot

D.  

grub2-pw

E.  

bootpw

Discussion 0
Questions 8

You want to find out if files from the wget package were altered since they were installed.

Which command will give you this information?

Options:

A.  

rpm -qf wget

B.  

rpm -v wget

C.  

rpm -F wget

D.  

rpm -V wget

Discussion 0
Questions 9

What is the purpose of the ssh-agent command?

Options:

A.  

ssh-agent is a program that checks for machines in the network that have an ssh daemon running.

B.  

ssh-agent is used to fetch public keys from machines within your network.

C.  

ssh-agent is used to avoid typing the passphrase for your key on each login.

D.  

ssh-agent is a program that helps configure the ssh daemon.

Discussion 0
Questions 10

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?

Options:

A.  

chmod 777 test

B.  

chmod a=rx test

C.  

chmod u=rx,a-rx test

D.  

chmod u+w,g+rx,o+rx test

Discussion 0
Questions 11

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?

Options:

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

Discussion 0
Questions 12

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

Options:

A.  

/etc/profile

B.  

/etc/profile.all

C.  

/etc/bash.local

D.  

/etc/bash.bashrc

Discussion 0
Questions 13

What is the file /etc/grub.d/10_linux doing?

Options:

A.  

It identifies Linux kernels on the root device and creates relevant menu entries

B.  

It sets Linux related environmental variables.

C.  

Maps BIOS drives and Linux devices.

D.  

Loads a Linux kernel and initramfs

Discussion 0
Questions 14

Which protocol is used to send messages by the ping command?

Options:

A.  

NTP

B.  

FTP

C.  

TCP

D.  

ICMP

E.  

HTTP

F.  

LDAP

Discussion 0
Questions 15

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?

Options:

A.  

ls >> ls-output

B.  

ls ; ls-output

C.  

ls && ls-output

D.  

Is > ls-output

Discussion 0