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Unix

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

%
None of these
-
=
+

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Unix
Which command allows you to view your file 24 lines at a time?

lp
None of these
more
pg
cat

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Unix
Which of the following keys is used to overstrike a whole line?

C
R
v
None of these
u

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Unix
Which command is used with vi editor to save file and remain in the editing mode?

None of these
:x
q!
:q
:w

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Unix
Which of the following is not a communication command.

write
mesg
grep
mail

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Unix
Which option is used with the chmod command recursively to all files and sub-directories in a directory?

None of these
-1
-R
#NAME?

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