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Unix

Unix
The command used to compare the files is known as

do
cmp
comp
ccp

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Unix
Which command is used to remove a directory?

rd
rdir
dldir
rmdir

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Unix
Which of the following commands is used to get directory one level up?

cd ..
cd
cd/
chdir
None of these

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Unix
Which command will be used with vi editor to replace single character under cursor with any number of characters?

S
a
s
A

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Unix
Which command is used to display the top of the file?

head
more
cat
grep

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

> symbols
< symbols
None of these
>> symbols

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