Introduction to Computers Online Test

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Question 1

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

Question 2

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

Answer

Do complicated calculation

Answer

Carry out logical operation

Answer

Carry out arithmetic operation

Answer

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

Question 3

3. A computer driver its basic strength from ?

Answer

All of above

Question 4

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

Answer

Binary digits

Question 5

5. The Mark I was built by ?

Answer

Thomas Waston

Answer

Howard Aiken

Answer

John V. Atanasoff

Answer

Dr. John Mauchly

Question 6

6. An analog computer can be worked directly with ?

Answer

None of these

Answer

Magnetic tapes

Answer

Magnetic disk

Answer

Punched card

Question 7

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

Answer

First generation digital computer

Answer

Third generation computer

Answer

Second generation computer

Answer

Fourth generation computer

Question 8

8. A computer can't do anything without ?

Answer

Output Device

Answer

Input Device

Question 9

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

Answer

Mini and microcomputers

Answer

Super and microcomputers

Answer

None of these

Answer

Analog and digital computers

Question 10

10. The basic operation performed by a computer ?

Answer

Arithmetic Operations

Answer

Storage and Retrieval Operation

Answer

Logic Operations

Answer

All of these

Question 11

11. The most powerful computers are ?

Answer

Super Computers

Answer

Super Micros

Answer

Super Minis

Answer

Super Mainframes

Question 12

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

Answer

Reduced to a series of logical steps

Question 13

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

Answer

All of the above

Answer

Reliability

Question 14

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

Answer

Delayed results

Answer

Poor reliability

Answer

Limited capabilities

Answer

Inaccurate results

Question 15

15. Rearranging of data in a sequence is called ?

Question 16

16. A data arranged in intelligible form is called ?

Answer

Processed data

Answer

Information

Question 17

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

Answer

Magnetic Core Memory

Answer

All of these

Answer

Transistors

Answer

High Level Procedural

Question 18

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

Answer

Characters

Question 19

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

Answer

Thomes J. Watson

Answer

John V. Atanasoff

Answer

Howard Aiken

Answer

Herman Hollerith

Question 20

20. Who is regarded as the Father of computers ?

Answer

John Napier

Answer

Charles Babbage

Question 21

21. Raw data is processed by the computer into ?

Answer

Information

Answer

Number Sheets

Answer

Paragraphs

Question 22

22. A digital computers performs its computations by ?

Answer

Mechanical means

Question 23

23. Pick out the wrong statement about computers ?

Answer

It is a logical machine

Answer

It is devoid of emotion, has no feelings or instincts

Answer

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

Answer

It approaches its information is unrestricted manner

Question 24

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

Question 25

25. The analog computer deals directly with ?

Answer

Signals in discrete values from 0 to 9

Answer

Measured Values of continuous physical magnitudes

Answer

Signals in the form of 0 or 1

Answer

Number or Pulses

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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