Basic of linux unix

A. A
B. a
C. i
D. I

A. cp
B. cpio
C. cp – p
D. copy

A. ls
B. ls -1
C. ls -x
D. lc

A. Execute permission for the owner
B. Write permission for others
C. Read and write permission of groups
D. All of the above

A. C shell
B. Korn shell
C. Bourne shell
D. Smith shell

A. chmod u-x, go+r note
B. chmod go+r, u+x note
C. chmod g-x, uo+r note
D. chmod go+x, u-x note

A. lk
B. ln
C. cp
D. tar

A. find -mtime +365 | rm
B. grep (/usr/*) – mtime + 365 | -ok rm
C. find -name – mtime + 365 / – ok rm
D. find /user/* \(-mtime + 365 – a – atime +365 \) – OK rm {} \;

A. count p
B. wc
C. wcount
D. countw

A. to move cursor left by one position
B. to move cursor right by one position
C. to move cursor down by one line
D. to move cursor to the beginning of the line specified by the number