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Unix

Unix
Which command is used to extract specific columns from the file?

cut
paste
cat
grep

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

copy
cpio
cp
cp - p
None of these

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Unix
Which of the following commands is used to list contents of directories?

tar
ls
dir
lp

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Unix
Which of the following files contains information related to password aging?

profile
All the these
password
Shadow

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Unix
Which of are following internal commands is used in mail to forward mail to user in user-list?

r user-list
e user-list
d user-list
None of these
m user-list

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Unix
Which of the following commands is used to save the output of the who command in a file named user.lst, as well as display it?

who < user.lste
who > user.lst
None of these
who >> user.lst
who | tee user.lst

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