20000+ Computer Fundamentals MCQ with Answers [SET - 1 ] | Computer Basics Multiple Choice Questions

 Table of Content (toc)

1. The arithmatic/logic unit performs the following actions

A) checks data for accuracy
B) does calculations using addition, substraction, multiplication, and division
C) does logical comparisons, such as equal to, greater than, less than
D) does both calculations and logical comparisons

ANSWER= (A) does both calculations and logical comparisons

 

2. CD-ROM is a

A) semiconductor memory
B)  memory register
C) magnetic memory
D) none of above

ANSWER= (D) none of above

 

3. All of the following are examples of real security and privacy risks EXCEPT:

A)  hackers
B) spam
C) viruses
D) identity theft

ANSWER= (B) spam

 

4. A personal compute is designed to meet the computing needs of an

A) individual
B) department
C)  company
D) city

ANSWER= (A) individual

 

5. Which of the following is NOT one of the four major data processing functions of a computer?

A)  gathering data
B) processing data into information
C) analyzing the data or information
D) storing the data or information

ANSWER= (C) analyzing the data or information

 

6. The name for the way that computers manipulate data into information is called:

A) programming.
B) processing.
C) storing.
D) organizing.

ANSWER= (B) processing.

 

7. How can we bring My Computer icon on the desktop if it is not there ?

A) From Wallpaper
B)  From Settings
C) From Display Properties
D) From Explorer

ANSWER= (C) From Display Properties

 

8. Computer operation in which new word replaced the old one in a particular memory location is termed as

A) save operation
B)  fetch operation
C) control operation
D) write operation

ANSWER= (D) write operation

 

9.  Computers gather data, which means that they allow users to ___ data.

A)  present
B) input
C)  output
D) store

ANSWER= (B) input

 

10.  The metal or plastic case that holds all the physical parts of the computer is the:

A) system unit
B) CPU
C)  mainframe
D) platform

ANSWER= (A) system unit

 

11.  Which of the following was a special purpose computer?

A)  abc
B) eniac
C) edvac
D) all of the above

ANSWER= (A) abc

 

12. Main memory works in conjuction with......................

A) special function cards
B) RAM
C) CPU
D) Intel

ANSWER= (A) CPU

 

13.  A hybrid computer

A) resembles digital computer
B)  resembles analogue computer
C)  resembles both a digital and analogue computer
D) none of the above

ANSWER= (C)  resembles both a digital and analogue computer

 

14. What is the responsibility of the logical unit in the CPU of a computer?

A) to produce result
B) to compare numbers
C) to control flow of information
D)  to do math's works

ANSWER= (B)  to compare numbers

 

15.  Who among the following considered as the 'father of artificial intelligence'?

A) Charles Babbage
B) Lee De Forest
C) John McCarthy
D)  JP Eckert

ANSWER= (A) John McCarthy

 

16. Why are vacuum tubes also called valves?

A) because they can amplify the weak signals and make them strong
B) because they can stop or allow the flow of current
C) both of above
D) none of above

ANSWER= (B) because they can stop or allow the flow of current

 

17. All of the logic and mathematical calculations done by the computer happen in/on the....................

A) system board
B) central control unit
C) central processing unit
D) memory

ANSWER= (C) central processing unit

 

18. Computer ......................... is whatever is typed, submitted or transmitted to a computer system.

A) input
B) output
C) data
D) circuitry

ANSWER= (A) input

 

19.John Napier invented Logarithm in

A) 1614
B) 1617
C) 1620
D) none of above

ANSWER= (A) 1614

 

20.  What is the date when Babbage conceived Analytical engine

A) 1642
B) 1837
C) 1880
D) 1850

ANSWER= (B)1837

 

21. A computer portable and easy to carry by travellers is-

A) Super computer
B) Laptop
C) Mini computer
D) File servers

ANSWER= (B) Laptop

 

22. Which one of the following is a network protocol?

A) tcp/ip
B) spx/ipx
C) netbios
D) all of the above

ANSWER= (A) all of the above

 

23. Find out the correct definition of Wide Area Network (WAN)?

A) It is a programming language with strong abstraction from the details of the computer.
B) It is a collection of computers interconnected with each other through cables to share their data, information and other common hardware resources.
C) A computer network that covers a broad area (i.e., any network, whose communications links cross metropolitan, regional or national boundaries).
D) A  computer network covering a small physical area like a home, office or small groups of buildings, such as a school or an airport.

ANSWER= (C) A computer network that covers a broad area (i.e., any network, whose communications links cross metropolitan, regional or national boundaries).

 

24. Which one of the following is the oldest and most common transmission line?

A)  twisted pair
B) coaxial cable
C) fibre optic cable
D) none of the above

ANSWER= (A) twisted pair

 

25. How many megabytes are there in  1 GB:

A) 2012
B) 1024
C) 1008
D) 1214

ANSWER= (B) 1024

 

26. ISA comes in_______bit.(select any two)

A) 8
B) 16
C) 32
D) 64

ANSWER= A and B

 

27. which part is called the brain of the computer

A) hard disk
B)  cpu
C) alu
D) memory

ANSWER= (B) CPU

 

28. the minimum period between two successive request is

A)  response time
B)  effective access time
C)  memory cycle time
D)  none of the above

ANSWER= (C) memory cycle time

 

29. Digital computers use a ......................... system to encode date and programs.

A) semiconductor
B) decimal
C) binary
D) RAM

ANSWER= (C)  binary

 

30. To see all information which device output uses?

A) Monitor
B) Keyboard
C) ALU
D) CPU

ANSWER= (A) Monitor

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