Computer questions and answers part 02 / 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) What characteristic of read-only memory (ROM ) makes it useful?

A) ROM information can be easily updated

B) Data in ROM is non-volatile, that is, it remains there even without electrical power

C) ROM provides very large amounts of inexpensive data storage

D) ROM chips are easily swapped between different brands of computers

Ans: B

2) The smallest unit in a digital system is a

A) Bit

B) Byte

C) Character

D) Kilobyte

 Ans: A

3) Several computers linked to a server to share programs and storage space____

A) Network

B) Grouping

C) Library

D) Integrated system

 Ans: A

4) A -------- is approximately one billion bytes

A) Megabyte

B) Gigabyte

C) Terabyte

D) None of these

 Answer: B

5) Which file starts MS Word?

A) word.exe

B) msword.exe

C) word2003.exe

D) winword.exe

 Ans: D

6) The term ___ designates equipment that might be added to a computer system to enhance its functionality

A) digital device

B) system add-on

C) disk pack

D) peripheral device

 Ans: D

7) C, BASIC, COBOL, and Java are examples of ............language

A) low-level

B) programming

C) computer

D) high-level

 Ans: D

8) Vendor-created program modifications are called ____

A) patches

B) antiviruses

C) holes

D) fixes

 Ans A

9) Microcomputer hardware consists of three basic categories of physical equipment __

A) Keyboard, monitor, hard drive

B) system unit, input/output, memory

C) system unit, input/output, secondary storage

D) system unit, primary storage, secondary storage

 Ans C

10) Storage that stores or retains data after power off is called__

A) Volatile storage

B) Non-volatile storage

C) Sequential storage

D) Direct storage

 Ans: B

11) CD-ROM is a semiconductor memory.


 Answer B

12) A computer consists of

A) motherboard

B) hard disk drive

C) central processing unit

D) All of the above

 Ans: D

13) Which of the following is an example of an optical disk?

A) Digital versatile disks

B) Magnetic disks

C) Memory disks

D) Data bus disks

 Ans: A

14) To make the number pad act as a directional arrow, we press

A) Num lock

B) Caps lock

C) Arrow lock

D) Shift

Ans D

15) The operating system called UNIX is typically used for___

A) Desktop computers

B) Laptop computers

C) Supercomputers

D) All of these

 Ans: D

16) Which of the following software applications would be the most appropriate for performing numerical and statistical calculations?

A) Database

B) Document Processor

C) Graphic Package

D) Spread Sheet

 Ans D

17) Windows 95, Windows 98, and Windows NT are known as what?

A) Processor

B) domain names

C) modems

D) operating systems

 Ans: D

18) What is a default file extension for all Word documents?





 Ans: D

19) What are the four things needed to connect to the internet?

A) telephone line, modem, computer, and an ISP

B) modem, computer, PDA, and ISP

C) telephone line, modem, computer, and PDA

D) computer, ISP, modem, and communication software

 Ans: D

20) An email account includes a storage area, often called ____

A) mailbox

B) hyperlink

C) IP address

D) None of these

 Ans A

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