Which of the following is not a communication command?

A. write
B. mesg
C. mail
D. grep

Which command is used with vi editor to move the cursor to the left ?

A. i
B. j
C. k
D. h

What command is used to remove files ?

A. dm
B. rm
C. delete
D. erase

What command is used to add printing jobs to the queue ?

A. lpd
B. lpr
C. lpq
D. lpc

Which of the following command is used to see the services running in NFS server ?

A. rpcinfo
B. serverinfo
C. NFSinfo
D. infserv

Which of the following commands is used to copy a file wb from the programs directory into a file called wbx in the misc directory ?

A. copy programs/wb misc/wbx
B. cp programs/wb misc/wbx
C. tar programs/wb misc/wbx
D. copy a:programs/wb b:misc/wbx

Which command is used to concatenate all files beginning with the string ’emp’ and followed by a non-numeric characters ?

A. cat emp[!0-9]
B. more [emp][!0-9]
C. cat emp[x-z]
D. cat emp[a-z]

The File that contains a set of instructions which are performed when a user logs in, is_____________?

A. .exrc
B. .profile
C. .autoexec
D. autoexec.bat

Which of the following commands is used to display the filenames in multiple columns ?

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

The chmod ugo+rw note command can be represented in octal notation as_________________?

A. chmod 555 note
B. chmod 666 note
C. chmod 444 note
D. chmod 333 note