LFCS Linux-Foundation Exam Questions and Free Practice Test

Question 43

CORRECT TEXT
Which command is used to set the hostname of the local system? (Specify ONLY the command without any path or parameters.)

Correct Answer:hostname

Question 44

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

A. inode

B. ls

C. ln

D. cp

Correct Answer:B

Question 45

CORRECT TEXT
In which file, if present, must all users be listed that are allowed to use the cron scheduling system? (Specify the full name of the file, including path.)

Correct Answer:/etc/cron.allow

Question 46

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

A. cat -n 10 filename

B. dump -n 10 filename

C. head -n 10 filename

D. tail -n 10 filename

Correct Answer:D

Question 47

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

A. unpack download.bz2

B. unzip2 download.bz2

C. bunzip2 download.bz2

D. unzip download.bz2

E. uncompress download.bz2

Correct Answer:C

Question 48

CORRECT TEXT
What word is missing from the following SQL statement?
_______ count(*) from tablename;
(Please specify the missing word using lower-case letters only.)

Correct Answer:select

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