Free Linux Foundation LFCS Exam Questions

Become Linux Foundation Certified with updated LFCS exam questions and correct answers

Page: 1 / 52

Total 260 Questions | Updated On: Mar 07, 2026

Add To Cart

Question 1

When the command echo $$ outputs 12942, what is the meaning of 12942?

A : It is the process ID of the echo command.

B : It is the process ID of the current shell.

C : It is the process ID of the last command executed.

D : It is the process ID of the last command which has been placed in the background.

Answer: B

Question 2

Which of the following commands is used to change options and positional parameters fora runningBash?

A : history

B : set

C : bashconf

D : setsh

E : envsetup

Answer: B

Question 3

Which of the following tasks can be accomplished using the command date? (ChooseTWO correct answers.)

A : Synchronize the hardware and system clocks.

B : Output date and time in different formats.

C : Set the system clock.

D : Set the hardware clock.

E : Update the time via NTP.

Answer: B,C

Question 4

Which of the following statements is correct regarding the command foo 1> bar?

A : The stdout from the command foo is appended to the file bar.

B : The stdout from the command foo overwrites the file bar.

C : The commandfoo receives its stdin from the file bar.

D : The command foo receives its stdin from the stdout of the command bar.

E : The stderr from the command foo is saved to the file bar.

Answer: B

Question 5

Which of the following kernel parameters instructs the kernel to suppress most boot messages?

A : silent

B : verbose=0

C : nomesg

D : quiet

Answer: D

Page: 1 / 52

Total 260 Questions | Updated On: Mar 07, 2026

Add To Cart