Exam Code: LFCS
Exam Questions: 260
LINUX FOUNDATION CERTIFIED SYSTEM ADMINISTRATOR (LFCS)
Updated: 19 Feb, 2026
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Practicing : 1 - 5 of 260 Questions
Question 1

Each entry in a crontab must end with what character?

Options :
Answer: D

Question 2

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

Options :
Answer: B

Question 3

When running the command
sed -e "s/a/b/" /tmp/file >/tmp/file
While /tmp/file contains data, why is /tmp/file empty afterwards?

Options :
Answer: C

Question 4

What is the correct command to extract the contents of the archive file download.bz2? 

Options :
Answer: C

Question 5

Which of the following commands reboots the system when using SysV init? (Choose TWO
correct answers.)

Options :
Answer: A,C

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Practicing : 1 - 5 of 260 Questions

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