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Unix

Unix
Which of the following commands is used to update access and modification times of a file?

wc
grep
cat
touch

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Unix
The second set of the three permissions (r-) indicates that

other has read permission only
group has read permission only
group has write permission only
owner has read permission only

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Unix
Which of the following files contains information related to password aging?

profile
password
Shadow
All the these

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Unix
The command used to remove the directory is;

remove
rd
rdir
None of these
rmdir

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Unix
Which of the following commands is used to display your working directory?

path
dir
prompt $p$g
pwd

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Unix
You can append to a file instead of overwriting by using the

> symbols
None of these
>> symbols
< symbols

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