Introduction to Computers Online Test

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Question 1

1. A digital computers performs its computations by ?

Answer

Mechanical means

Question 2

2. A computer has very high speed, accuracy and reliability. Its intelligent quotient could be of the order of ?

Question 3

3. The first computer to use electrical power was developed by ?

Answer

Herman Hollerith

Answer

John V. Atanasoff

Answer

Howard Aiken

Answer

Thomes J. Watson

Question 4

4. The most powerful computers are ?

Answer

Super Computers

Answer

Super Mainframes

Answer

Super Minis

Answer

Super Micros

Question 5

5. Pick out the wrong statement about computers ?

Answer

It is a logical machine

Answer

It can access any piece of information that it has in store

Answer

It approaches its information is unrestricted manner

Answer

It is devoid of emotion, has no feelings or instincts

Question 6

6. Rearranging of data in a sequence is called ?

Question 7

7. The major operational problem of the early first generation computers was ?

Answer

Delayed results

Answer

Inaccurate results

Answer

Poor reliability

Answer

Limited capabilities

Question 8

8. Electronic Numerical Integrator and Calculator (ENIAC machine) belongs to the ?

Answer

Second generation computer

Answer

Fourth generation computer

Answer

First generation digital computer

Answer

Third generation computer

Question 9

9. The use of computer for business applications is attractive because of its ?

Answer

All of the above

Answer

Reliability

Question 10

10. Binary coded decimal (BCD) numbers express each decimal digit as ?

Answer

Binary digits

Question 11

11. Stored instructions and data in a digital computer consist of ?

Answer

Characters

Question 12

12. A data arranged in intelligible form is called ?

Answer

Processed data

Answer

Information

Question 13

13. Which of the following is associated with second generation computers ?

Answer

Magnetic Core Memory

Answer

Transistors

Answer

All of these

Answer

High Level Procedural

Question 14

14. A computer can be defined as an electronic device that can (choose the most precise definition ) ?

Answer

Do complicated calculation

Answer

Accept and process data by implementing sequentially a set of stored instructions

Answer

Carry out arithmetic operation

Answer

Carry out logical operation

Question 15

15. An analog computer can be worked directly with ?

Answer

Punched card

Answer

Magnetic tapes

Answer

None of these

Answer

Magnetic disk

Question 16

16. Who is regarded as the Father of computers ?

Answer

John Napier

Answer

Charles Babbage

Question 17

17. The analog computer deals directly with ?

Answer

Number or Pulses

Answer

Signals in discrete values from 0 to 9

Answer

Signals in the form of 0 or 1

Answer

Measured Values of continuous physical magnitudes

Question 18

18. The basic operation performed by a computer ?

Answer

Arithmetic Operations

Answer

Logic Operations

Answer

Storage and Retrieval Operation

Answer

All of these

Question 19

19. A computer is capable of performing almost any task, provided that it can be ?

Answer

Reduced to a series of logical steps

Question 20

20. The computer program consists of mainly the following number of parts ?

Question 21

21. A hybrid computer is the one having combined properties of ?

Answer

Super and microcomputers

Answer

None of these

Answer

Analog and digital computers

Answer

Mini and microcomputers

Question 22

22. A computer driver its basic strength from ?

Answer

All of above

Question 23

23. A computer can't do anything without ?

Answer

Input Device

Answer

Output Device

Question 24

24. Raw data is processed by the computer into ?

Answer

Number Sheets

Answer

Information

Answer

Paragraphs

Question 25

25. The Mark I was built by ?

Answer

Thomas Waston

Answer

Dr. John Mauchly

Answer

Howard Aiken

Answer

John V. Atanasoff

Question 26

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Total Questions:	25
Time Allowed:	15 Minutes
Total Marks:	25
How to Attempt Test:	Please choose the right Option in MCQ-type question.
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