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UNIX

Unix
Which command is used to terminate all processes in your own system except the login shell?

kill 1
None of these
cancel 1
cancel all
kill 0

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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 command is used to link the files?

lk
tar
None of these
ln
cp

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Unix
Which of the following signs is used to back up over typing errors in vi?

None of these
!
#
@
$

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Unix
Which of the following commands is used to have a two-way communication with any person who is currently logged in?

None of these
mesg
write
grep
mail

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