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Unix

Unix
Which command is used to link the files?

cp
lk
tar
ln
None of these

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Unix
Which command is used to change protection mode of files starting with the string emp and ending with 1,2, or 3?

chmod 222 emp?
chmod u+r ??? emp
chmod 777 emp*
chmod u+x emp[1-3]

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Unix
The cat command is used to

capture a file
display a file
copy a file
print a file
None of these

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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 assign only read permission to all three categories of the file 'note'?

None of these
chmod go+r note
chmod a-rw
chmod ugo=r note
chmod u+r,g+r,o-x note

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

C
v
u
R
None of these

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