Practice Pakistan's most useful MCQs for competitive exams

Which command is used to copy the three files wb, collect and mon into the misc directory, under the same, when you were currently in the programs directory ?

• (A)  copy wb ../misc collect ../misc mon ../misc
• (B)  cp wb collect mon ../misc
• (C)  copy wb collect mon /misc
• (D)  tar wb collect mon /misc

Answer

Submitted By :Ali Uppal

What command is used with vi editor to delete three words ?

• (A)  $
• (B)  3 dw
• (C)  3 x
• (D)  3 dd

Answer

Submitted By :Ali Uppal

Which of the following command is used to mount NFS filesystems ?

• (A)  nfsmount
• (B)  knfsd
• (C)  mount
• (D)  All of the above

Answer

Submitted By :Ali Uppal

Who founded the FSF?

• (A)  Linus Torvalds
• (B)  Richard Stallman
• (C)  Bob Young
• (D)  All of the above

Answer

Submitted By :Ali Uppal

The IP address are based on________________?

• (A)  16-bit addresses
• (B)  32-bit addresses
• (C)  64-bit addresses
• (D)  8-bit addresses

Answer

Submitted By :Ali Uppal

What command is used to remove a file ?

• (A)  del
• (B)  mv
• (C)  rm
• (D)  remove

Answer

Submitted By :Ali Uppal

To build a modularized kernel, the kernel-headers and kernel-source packages must first be installed. Where will you find the kernel-headers and kernel-source ?

• (A)  /usr/local
• (B)  /usr/src/linux
• (C)  /usr/sre/redhat
• (D)  /usr/bin

Answer

Submitted By :Ali Uppal

What script is run for setting bash global defaults for all users ?

• (A)  /etc/.profile
• (B)  /etc/.bashrc
• (C)  /etc/.log
• (D)  /etc/profile

Answer

Submitted By :Ali Uppal

The special shell variable $* is used________________?

• (A)  to exit status of ast command executed.
• (B)  to process number of the current shell
• (C)  to list the positional parameters
• (D)  to name the command being executed

Answer

Submitted By :Ali Uppal

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

• (A)  h
• (B)  k
• (C)  j
• (D)  i

Answer

Submitted By :Ali Uppal