Computer questions and answers part 12 / computer mcq questions

Computer knowledge is one of the important parts of the competitive exam. Do practice the below questions and improve your skills it will help to get more scores in the exam. 

 1) Operating system functions may include

A) multiprogramming

B) input/output control

C) virtual storage

D) All the above

 Ans D

2) When data in a spreadsheet program is changed what occurs?

A) All calculations are recalculated

B) Once entered, the data cannot be changed

C) Nothing

D) None of the above


3) A word processor would most likely be used to do

A) do a computer search in the media center

B) type a biography

C) keep an account of money spent

D) maintain an inventory

 Ans B

4) Second generation computers were developed during

A) 1956 - 1963

B) 1970 - 1975

C) 1975 - 1980

D) 1990 - 2000

 Ans: A

5) Size of the primary memory of a pc ranges between

A) 256 kb to 640 kb

B) 64 kb to 256 kb

C) 256 kb to 512 kb

D) 2 kb to 8 kb

 Ans: A

6) ___ is a specialized server that enables the client to share applications and data across the network.

A) Mass Server

B) File server

C) Data Server

D) Host Server

 Ans B

7) Whose trademark is the operating system Unix?

A) Ashton Tate

B) Microsoft


D) BELL Laboratories

 Ans: D

8) Programs stored in ROM are called

A) Firmware

B) Software

C) Hardware

D) None of above

 Ans A

9) What is an error in a program called

A) Power fail

B) Crash

C) Virus

D) Bug

 Ans: D

10) Which of the following is an example of system software?

A) Microsoft word

B) Calculator

C) Operating system


 Ans c

11) Is MS Word an operating system?


 Ans: B

12) What separates the components of a domain name?

A) apostrophes

B) periods

C) spaces

D) commas

 Ans: B

13) Memory is made up of

A) Large number of cells

B) Set of wires

C) Set of circuits

D) None of the above

 Answer  A

14) Which key is used for the last action?

A) Ctrl + D

B) Alt + Z

C) Ctrl + Z

D) Alt + D

 Ans C

15) Magnetic Tape can serve as

A) Input device

B) Secondary storage device

C) Output device

D) None of the above

 Ans: B

16) bak' extension refers to what kind of file?

A) Document

B) Movie/Video file

C) Backup file

D) Audio file

 Answer: C

17) V-RAM is used for access of the following?

A) Programs

B) Video & Graphics

C) Text & Images

D) All

 Ans: B

18) MS-EXCEL is based on

A) OS/2




 Ans: C

19) Which protocol does ping use?



C) BootP


 Ans: A

20) Who invented the high-level language C?

A) Dennis M. Ritchie

B) Donald Kunth

C) Niklaus Wirth

D) Seymour Papert

 Answer A

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