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Unix

Unix
Which of the following is not a filter?

grep
wc
sort
None of these

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Unix
Which of the following command is used to go to home directory?

cd/
None of these
cd HOME.
cd..
cd

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Unix
The command used to compare the files is known as

comp
cmp
ccp
do

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Unix
Which of the following commands is used to copy a file wb from the programs directory into a file called wbx in the misc directory?

copy programs/wb misc/wbx
tar programs/wb misc/wbx
cp programs/wb misc/wbx
copy a:programs/wb b:misc/wbx

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Unix
Which of the following keys is used to replace a single character with new text?

S
r
R
s

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Unix
Which symbol will be used with grep command to match the pattern pat at the beginning of a line?

pat^
$pat
^pat
pat$

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