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Unix

Unix
The command used to compare the files is known as

do
cmp
ccp
comp

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Unix
Which operator will be used with chmod command to assign absolute permission?

=
+
-
%
None of these

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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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Unix
Which of the following command addresses all users who are currently hooked on?

wall
write
mail
mesg

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Unix
Which command is used to copy the three files wb, collect and mon into the misc directory, under the same, when you were currently in the programs directory?

None of these
cp wb collect mon ../misc
copy wb ../misc collect ../misc mon ../misc
copy wb collect mon /misc
tar wb collect mon /misc

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Unix
Which command is used to copy all files having the string chap and any two characters after that to the progs directory?

cp chap?? progs
cp chap* progs
cp chap[12] /progs/*.*
cp chap?? /progs/*

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