Introduction to Computer MCQ Questions with Answers

Question 1 : Who is the father of computer science?

a) Alan Turing
b) Adam Osborne
c) John Moore
d) Neal Stephenson

Answer : a

Question 2 : Which of the following country developed the world’s first graphene electronic paper?

a) Japan
b) China
c) United States
d) India

Answer : b

Question 3 : Which one of the following computers is the first digital electronic computer albeit not programmable in the world?

a) Tommy-Flowers computer
b)  Flowers-Andy computer
c) Claude-Shannon computer
d) Atanasoff-Berry computer

Answer : d

Question 4 : Who has invented the world’s first program-controlled computer?

a) John Atanasoff
b) Konard Zuse
c) Harvard Mark I
d) Sergei Sobolev

Answer : b

Question 5 : Which one of the following computers is the world’s first commercial computer?

a) Ferranti Mark-I
b) Mark-I Star
c) UNIVAC-I
d) IBM-704

Answer : c

Question 6 : In the field of computing, what does ENIAC stand for?

a) Electronic Numerical Integrated Advanced Computer
b) Electronic Numerical Integrator and Computer
c) Electronic Number Integration and Computer
d) Electronic Numerals Integration And Computing

Answer : b

Question 7 : Who is internationally recognised as a father of the modern digital computer? 

a) George Stibitz
b) Clifford Berry
c) Nikolay Brusentsov
d) Claude Ramsay

Answer : a

Question 8 : Which one of the following computer is the first program-controlled electromechanical computing machine/computer?

a) ABC
b) Colossus
c) J3
d) Z3

Answer : d

Question 9 : Consider the following statements

I. The first programmable electronic computer was the Colossus
II. The Colossus was built by Tommy Flowers

Which of the following statements given above is/are correct?

a) Only I
b) Only II
c) Both I and II
d) Neither I nor II

Answer : c

Question 10 : Not available

a)
b)
c)
d)

Answer : 

Question 11 : Which one of the following person has produced the first portable computer?

a) Ramsay Adobe
b) Bharat Dham
c) Daniel Ritchie
d) Adam Osborne

Answer : d

Question 12 : Who is the father of super computer?

a) Seymour Cray
b) Lord Kelvin
c) Bill Gates
d) Martin Cooper

Answer : a

Question 13 : Which of the following company is known as Big Blue?

a) IBM
b) Dell
c) Intel
d) Apple

Answer : a

Question 14 : Which one of the following countries has developed the Tianhe-1A, one of the world’s fastest super computer?

a) Japan
b) South Korea
c) China
d) Chinese Taipei

Answer : c

Question 15 : ‘Param Padam’ is

a) an indigenously built super computer
b) an indigenously built submarine
c) a nuclear capable warfare ship
d) None of the above

Answer : a

Question 16 : Fastest super computer of world which is a joint version of IBM and US Deptt of Energy is

a) EKA
b) BLUE GENE
c) ‘L’ system
d) both (a) and (c)

Answer : d

Question 17 : Which one of the following types of the computer is mainly associated with the conversion of analog output into digital forms?

a) Analog computer
b) Digital computer
c) Mainframe computer
d) Hybrid computer

Answer : d

Question 18 : Which type of computer could be found in a digital watch?

a) Mainframe
b) Super computer
c) Notebook computer
d) Embedded computer

Answer : d

Question 19 : Which one of the following processing core is commonly used in the embedded computer to perform the specific functions?

a) Digital signal processor
b) Analog signal processor
c) Parallel signal processor
d) Perpendicular signal processor

Answer : a

Question 20 : Who designed the first analog computer in India?

a) Samarendra Kumar Mitra
b) Bimal Kumar Bhattacharya
c) Deb Kumar Bose
d) Subodh Chandra Das Gupta

Answer : a

Question 21 : Which of the following pairs is not correctly matched?

a) Sequoia – United State
b) Mira – United State
c) Piz Daint – Switzerland
d) Juqeen – Saudi Arabia

Answer : d

Question 22 : Consider the following statements

I. Super computer Saga-220 is capable of performing at the speed above 200 TFIPOS
II. India has only 2 super computer systems on the top 500 super computers list of the world

Which of the following statements given above is/are correct?

a) Only I
b) Only II
c) Both I and II
d) Neither I nor II

Answer : c

Question 23 : Consider the following statements

I. EKA super computer has more performing speed (Floating Operations Per Second) than Saga-220
II. EKA is built by the Tata Sons Company

Which of the following statements given above is/are correct?

a) Only I
b) Only II
c) Both I and II
d) Neither I nor II

Answer : b

Question 24 : Which of the following is true about “Param Kanchenjunga”?

I. It is a super computer that has been jointly developed by Centre for Development of Advanced Computing (C-DAC) and the NIT Sikkim
II. It is satellite has been developed by ISRO

a) Both I and II
b) Only I
c) Only II
d) Neither I nor II

Answer : b

Question 25 : Which of the following statements given below is/are correct?

I. PARAM Yuva-II is a super computer was made by Centre for Development of Advanced Computing
II. Anupam is a series of super computer designed and developed by Bhabha Atomic Research Centre
III. SAGA is a super computer built by NASA

a) I and II
b) I, II and III
c) I and II
d) II and III

Answer : c

Question 26 : Consider the following statements.

I. Analog computer uses continuously-changeable aspects of physical phenomena such as electrical, mechanical, or hydraulic quantities to solve the problem
II. Along computers have a very narrow range of complexity and operations.

Which of the following statements given above is/are correct?

a) Only I
b) Only II
c) Both I and II
d) Neither I nor II

Answer : a

Question 27 : Consider the following statements

I. Quantum computer makes direct use of superposition and entanglement to perform operations on data
II. Quantum computer can solve the problems much faster than any classical computer

Which of the following statements given above is/are correct?

a) Only I
b) Only II
c) Both I and II
d) Neither I nor II

Answer : c

Question 28 : Consider the following statements

I. The qubits of quantum computer is fundamentally same with the bits of the classical computer
II. The qubits of quantum computer can hold more information than their classical counterpart bits

Which of the following statements given above is/are correct?

a) Only I
b) Only II
c) Both I and II
d) Neither I nor II

Answer : c

Question 29 : Consider the following statements 

I. Embedded computer is used in the MP3 players and traffic lights
II. The nuclear power plant is controlled by using embedded computer

Which of the following statements given above is/are correct?

a) Only I
b) Only II
c) Both I and II
d) Neither I nor II

Answer : c

Question 30 : Consider the following statements

I. Embedded computer systems boot immediately
II. It enabled computer system, the loading is pre-computed and stored in the ROM when the device is made

Which of the following statements given above is/are correct?

a) Only I
b) Only II
c) Both I and II
d) Neither I nor II

Answer : a

Question 31 : Not available

a)
b)
c)
d)

Answer : 

Question 32 : Not available

a)
b)
c)
d)

Answer : 

Question 33 : Which one of the following computing is used in the calculations that are carried out simultaneously, operating on the principle that large problems can often be divided into smaller ones, which are then solved concurrently?

a) Anti-parallel computing
b) Parallel computing
c) Socialised computing
d) Anti-socialised computing

Answer : b

Question 34 : Which one of the following is the field related with Flynn’s taxonomy?

a) Classification of software based on their memory size and performance
b) Classification of parallel and sequential computers and programmes
c) Classification of computers based on the size and uses
d) None of the above

Answer : b

Question 35 : Microcomputer hardware consists of three basic categories of physical equipments, they are

a) keyboard, monitor and hard drive
b) system unit, input/output and memory
c) system unit, input/output and secondary memory
d) system unit, primary and secondary memories
e) none of the above

Answer :  c

Question 36 : The computer’s processor consists which of the following parts?

a) CPU and main memory
b) Hard disc and floppy disc
c) Main memory and storage
d) Operating system and applications

Answer : c

Question 37 : Which one of the following microprocessors is the world’s first commercially available microprocessor?

a) Intel 4004
b) Intel 8008
c) Niagara
d) Niagara-2

Answer : a

Question 38 : Which one among the following is the top processor of the computer in the world?

a) Intel
b) Opteron
c) Consly
d) None of these

Answer : a

Question 39 : What will happen if the power density of modern circuits is increased as the number of transistors per chip scales increased?

a) Power efficiency will be decreased
b) Power efficiency will be increased
c) Power efficiency will be decreased at the first instant then, increased
d) Power efficiency will remain unchanged

Answer : b

Question 40 : Which one of the following performs the power-on self-test, which initialises and identifies system devices such as the CPU, RAM, video display card, keyboard and mouse, hard disk drive, optical disc drive and other hardware when the PC starts up?

a) GNU
b) GUI
c) CPU
d) BIOS

Answer : d

Question 41 : In a computer, which unit is responsible for processing data and is called the electronic brain of the computer?

a) RAM
b) Keyboard
c) Central Processing Unit
d) Hard Disk

Answer : c

Question 42 : Which one of the following connects the different parts of a computer which is usually made up of wires?

a) URLs
b) Modem
c) Buses
d) CPUs

Answer : c

Question 43 : Which one of the following buses is used by the Central Processing Unit (CPU) for communicating with other devices within the computer?

a) Address bus
b) Serial bus
c) External bus
d) Control bus

Answer : d

Question 44 : Which one of the following bus connects all the internal components of the computer with the motherboard?

a) Front-side bus
b) External bus
c) Address bus
d) Uniform serial bus

Answer : a

Question 45 : Consider the following instruments

I. Electronic stethoscopes
II. Anti-lock braking system
III. GPS receivers
IV. Microwave ovens

Which of the instruments given above have ’embedded computer system’?

a) I, II, III and IV
b) I, II and III
c) I, II and IV
d) I, III and IV

Answer : a

Question 46 : Consider the following statements

I. The Central Processing Unit (CPU) is the brain and most important part of the computer
II. The CPU is the software within a computer system which carries out the instructions of a computer program

Which of the following statements given above is/are correct?

a) Only I
b) Only II
c) Both I and II
d) Neither I nor II

Answer : a

Question 47 : Consider the following statements

I. Arithmetic logic unit and control unit are two typical components of a Central Processing Unit of a computer
II. The Arithmetic Logic Unit (ALU) extracts instructions from memory and decodes and executes them, while the Control Unit (CU) performs arithmetic and logical operations

Which of the following statements given above is/are correct?

a) Only I
b) Only II
c) Both I and II
d) Neither I nor II

Answer : a

Question 48 : Consider the following statements

I. Computer buses are softwares that transit information from computer memory to peripherals
II. External bus is used to connect the different external devices to the computer

Which of the following statements given above is/are correct?

a) Only I
b) Only II
c) Both I and II
d) Neither I nor II

Answer : b

Question 49 : An example of an input device is ………….

a) projector
b) headphones
c) soundcard
d) webcam

Answer : d

Question 50 : Why is the ‘Caps Lock’ key referred to as a toggle key?

a) Because it cannot be used for entering numbers
b) Because it cannot be used to delete
c) Because it cannot be used to insert
d) Because its function goes back and forth every time it is pressed

Answer : d

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