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Unix

Unix
Which command is used with vi editor to move the cursor to the left?

j
None of these
h
k
i

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Unix
Which column contains all details of the permissions of a file when you issue the ls -l command?

third
second
first
fourth

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Unix
Which of the following commands is used to rename a file?

remove
ren
rename
mv

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Unix
Which command is used to sort the lines of data in a file in reverse order

sh
sort
st
sort -r

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Unix
Which of the following command is used to count just the number of lines contained in a file?

None of these
wc -w
wc -l
wc -c
wc -r

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Unix
Which of the following special shell variables is used to process number of the last background job?

$!
$0
$#
$*

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