LFCS Linux-Foundation Exam Questions and Free Practice Test

Question 19

What information can the lspci command display about the system hardware? (Choose THREE correct answers.)

A. Device IRQ settings

B. PCI bus speed

C. System battery type

D. Device vendor identification

E. Ethernet MAC address

Correct Answer:ABD

Question 20

CORRECT TEXT
Which environment variable should be set in order to change the time zone for the commands run from within the environment variable's scope? (Specify the variable name only.)

Correct Answer:TZ

Question 21

After moving data to a new filesystem, how can the former path of the data be kept intact in order to avoid reconfiguration of existing applications? (Choose TWO correct answers.)

A. By creating an ACL redirection from the old to the new path of the data.

B. By creating a hard link from the old to the new path of the data.

C. By creating a symbolic link from the old to the new path of the data.

D. By running the command touch on the old path.

E. By mounting the new filesystem on the original path of the data.

Correct Answer:CE

Question 22

Which of the following commands can be used to extract content from a tar file?

A. tar -xvf

B. tar -vf

C. tar -e

D. tar -c

E. tar–v

Correct Answer:A

Question 23

Which of the following commands prints all files and directories within the /tmp directory or its subdirectories which are also owned by the user root? (Choose TWO correct answers.)

A. find /tmp -uid root -print

B. find -path /tmp -uid root

C. find /tmp -user root -print

D. find/tmp -user root

E. find -path /tmp -user root –print

Correct Answer:CD

Question 24

Which of the following commands puts the output of the command date into the shell variable mydate?

A. mydate="$(date)"

B. mydate="exec date"

C. mydate="$((date))"

D. mydate="date"

E. mydate="${date}"

Correct Answer:A

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