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Unix

Unix
Which command will be used with vi editor to append text at end of line?

a
A
I
i
None of these

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Unix
Which of the following is not a filter?

wc
None of these
grep
sort

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Unix
Which of the following commands is used to copy directory structures in and out

copy
cp - p
cp
None of these
cpio

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Unix
Which of the following options will be used to display number of blocks used by a file?

None of these
#NAME?
-r option
-c

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Unix
Which of the following keys is used to delete the character beneath the cursor?

X
dd
None of these
x
D

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Unix
The chmod ugo+rw note command can be represented in octal notation as

chmod 666 note
chmod 444 note
chmod 555 note
chmod 333 note

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