Unix - Computer Science Multiple Choice Questions and Answers

(41) Which of the following xhost setting will enable display for others ?

[A] $ xhost -

[B] $ xhost +

[C] $ xterm + display

[D] $ DISPLAY

Answer: Option [B]

(42) Which of the following is correct statement when a file system command “$tail -n filename” is executed ?

[A] Start printing file at line n

[B] Print last n+1 lines of file

[C] Print last n lines of file

[D] Print first n lines of file

Answer: Option [C]

(43) The user’s general prompt sign of Borne shell is

[A] %

[B] $

[C] >

[D] #

Answer: Option [B]

(44) To logout from X terminals the command is

[A] exit

[B] xc

[C] logout

[D] xout

Answer: Option [C]

(45) The UNIX option begins with the sign

[A] +

[B] ~

[C] !

[D] ?

Answer: Option [B]

Unix Multiple Choice Interview Questions and Answers | Page-9