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Unix

Unix
Which of the following keys is used to move the cursor to the end of the paragraph.

}
(
)
{

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Unix
Which command is used to list out all the hidden files along with the other files?

ls -a
ls -x
ls -l
ls -F

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Unix
Which option will be used with sort command to start sorting ofter the nth column of the (m+l)th field?

+(m+l).n
#NAME?
kill
None of these

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Unix
Which command is used to create a directory?

cr
mkdir
md
None of these
crdir

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Unix
The Octal number to be given alogn with chmod command to make a file readable, writable and executable to the owner, readable and executable to group and others is:

755
555
744

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Unix
Which of the following special shell variables is used to process number of the current shell?

$!
$$
None of these
$*

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