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Unix

Unix
Which of the following commands is not the vi Input mode command?

None of these
S
j
R
rch

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Unix
The command chmod 761 note is equivalent to

chmo a =761 note
chmod 4=7, g=6,0 =1 note
chmod u=rwx, g=rw, o=x note
None of these
chmod 167 note

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

u
C
R
v
None of these

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Unix
Which option is used with cmp command to give a detailed list of the byte number and the differing bytes in octal for each character that differs in both the files?

-l
-b
-d
-r
None of these

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Unix
Which command is used to sort the lines of data in a file in reverse order

sh
sort
st
sort -r

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Unix
Which command is used to link the files?

cp
tar
None of these
ln
lk

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