250+ TOP MCQs on Linux Commands and Answers

Linux / Unix questions and answers focuses on various Linux administration commands. It will be useful for anyone learning basic Linux Administration.

1. Which command is used to display the octal value of the text
a) octal
b) text_oct
c) oct
d) od
Answer: d
Clarification: None.

2. Which command is used to view compressed text file contents
a) cat
b) type
c) zcat
d) print
Answer: c
Clarification: None.

3. Which command changes a file’s group owner
a) cgrp
b) chgrp
c) change
d) group
Answer: b
Clarification: None.

4. Which command is used to extract intermediate result in a pipeline
a) tee
b) extract
c) exec
d) none of the mentioned
Answer: a
Clarification: None.

5. Which command is used to extract a column from a text file
a) paste
b) get
c) cut
d) tar
Answer: c
Clarification: None.

6. Which command is used to display disk consumption of a specific directory
a) du
b) ds
c) dd
d) dds
Answer: a
Clarification: None.

7. Which command is used to perform backup in unix?
a) backup
b) cpio
c) zip
d) gzip
Answer: b
Clarification: None.

8. Which command creates an empty file if file does not exist?
a) cat
b) touch
c) ed
d) read
Answer: b
Clarification: None.

9. Which option of rm command is used to remove a directory with all its subdirectories
a) –b
b) –o
c) –p
d) –r
Answer: d
Clarification: None.

10. Which command is used to identify file type?
a) Type
b) File
c) Finfo
d) Info
Answer: b
Clarification: None.

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