Linux Foundation LFCS Exam Practice Test Instant Access

Question 1

After successfully creating a hard link called bar to the ordinary file foo, foo is deleted from the filesystem. Which of the following describes the resulting situation?

Afoo and bar would both be removed.

Bfoo would be removed while bar would remain accessible.

Cfoo would be removed. bar would still exist but would be unusable.

DBoth foo and bar would remain accessible.

EThe user is prompted whether bar should be removed, too.

Answer : B

Question 2

What is the maximum niceness value that a regular user can assign to a process with the nice command when executing a new process?

B19

C49

D99

Answer : B

Question 3

Which of the following commands will print the last 10 lines of a text file to the standard output?

Acat -n 10 filename

Bdump -n 10 filename

Chead -n 10 filename

Dtail -n 10 filename

Answer : D

Question 4

What does the command mount -a do?

AIt ensures that all file systems listed with the option noauto in /etc/fstab are mounted.

BIt shows all mounted file systems that have been automatically mounted.

CIt opens an editor with root privileges and loads /etc/fstab for editing.

DIt ensures that all file systems listed with the option auto in /etc/fstab are mounted.

EIt ensures that all file systems listed in /etc/fstab are mounted regardless of their options.

Answer : D

Question 5

What is the purpose of a screen reader?

AIt reads text displayed on the screen to blind or visually impaired people.

BIt reads the parameters of the attached monitors and creates an appropriate X11 configuration.

CIt displays lines and markers to help people use speed reading techniques.

DIt manages and displays files that contain e-books.

Answer : A

Question 6

Which commands can be used to change a user's account aging information? (Choose THREE correct answers.)

Ausermod

Bpasswd

Cchattr

Dchage

Echsh

Answer : A, B, D

Question 7

Which of the following commands can be used to display the inode number of a given file?

Ainode

Bls

Cln

Dcp

Answer : B

Linux Foundation CERTIFIED SYSTEM ADMINISTRATOR LFCS Exam Practice Test