Linux Interview Questions – Linux Commands – 2

This set of 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
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2. Which command is used to view compressed text file contents
a) cat
b) type
c) zcat
d print
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3. Which command changes a file’s group owner
a) cgrp
b) chgrp
c) change
d) group
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4. Which command is used to extract intermediate result in a pipeline
a) tee
b) extract
c) exec
d) none of the above
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5. Which command is used to extract a column from a text file
a) paste
b) get
c) cut
d) tar
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6. Which command is used to display disk consumption of a specific directory
a) du
b) ds
c) dd
d) dds
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7. Which command is used to perform backup in unix?
a) backup
b) cpio
c) zip
d) gzip
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8. Which command creates an empty file if file does not exist?
a) cat
b) touch
c) ed
d) read
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9. Which option of rm command is used to remove a directory with all its subdirectories
a) –b
b) –o
c) –p
d) –r
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10. Which command is used to identify file type?
a) Type
b) File
c) Finfo
d) Info
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