Linux MCQ Questions & Answers

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Each section contains 100 MCQs on Linux .

What command is used with file named 'letter' to remove the executable permission from the user and assign read permission to the group and others?

A) chmod go + x, u - x letter B) chmod g - x, uo + r letter C) chmod go + r, u + x letter D) chmod u - x, go + r letter E) None of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

What command is used to assign executable permission to the owner of the file named "letter"?

A) chmod ugo + x letter B) chmod u + x letter C) chmod u + w letter D) chmod g + x letter E) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

What command is used to compare the files?

A) ccp B) du C) cmp D) comp E) None of the above

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

What command is used to summarize the disk usage?

A) disk B) du C) fdisk D) chkdsk E) None of the above

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Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

What command is used to list the jobs currently in print queues?

A) lpq B) lpr C) lprm D) lpc E) None of the above

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following format of partition tables does Linux use?

A) Linux B) BSD C) UnixWare D) DOS E) None of the above

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Which of the following NIS clients returns the name of the NIS server used by the NIS client?

A) ypwhich B) ypbind C) ypcat D) yppoll E) None of the above

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Applications communicate with kernel by using:

A) System Calls B) C Programs C) Shell Script D) Shell

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

What is the use of fcntl function?

A) locking a file B) reading the file descriptor flag C) changing the file status flag D) all of the mentioned

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

The shell used for Single user mode shell is:

A) bash B) Csh C) ksh D) sh

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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Linux MCQ Questions & Answers | Computer Science