Introduction to Computers Online Test

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Question 1

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

Answer

Mini and microcomputers

Answer

Super and microcomputers

Answer

Analog and digital computers

Answer

None of these

Question 2

2. A computer can't do anything without ?

Answer

Input Device

Answer

Output Device

Question 3

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

Answer

Carry out logical operation

Answer

Do complicated calculation

Answer

Carry out arithmetic operation

Answer

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

Question 4

4. Raw data is processed by the computer into ?

Answer

Number Sheets

Answer

Information

Answer

Paragraphs

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

Question 7

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

Answer

Characters

Question 8

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

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. The analog computer deals directly with ?

Answer

Signals in the form of 0 or 1

Answer

Number or Pulses

Answer

Measured Values of continuous physical magnitudes

Answer

Signals in discrete values from 0 to 9

Question 11

11. The most powerful computers are ?

Answer

Super Computers

Answer

Super Mainframes

Answer

Super Minis

Answer

Super Micros

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 Mark I was built by ?

Answer

Dr. John Mauchly

Answer

John V. Atanasoff

Answer

Howard Aiken

Answer

Thomas Waston

Question 14

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

Answer

All of these

Answer

High Level Procedural

Answer

Transistors

Answer

Magnetic Core Memory

Question 15

15. An analog computer can be worked directly with ?

Answer

Punched card

Answer

None of these

Answer

Magnetic disk

Answer

Magnetic tapes

Question 16

16. A computer driver its basic strength from ?

Answer

All of above

Question 17

17. Who is regarded as the Father of computers ?

Answer

John Napier

Answer

Charles Babbage

Question 18

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

Answer

Limited capabilities

Answer

Delayed results

Answer

Poor reliability

Answer

Inaccurate results

Question 19

19. A data arranged in intelligible form is called ?

Answer

Information

Answer

Processed data

Question 20

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

Answer

Howard Aiken

Answer

Thomes J. Watson

Answer

John V. Atanasoff

Answer

Herman Hollerith

Question 21

21. Rearranging of data in a sequence is called ?

Question 22

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

Answer

Binary digits

Question 23

23. The basic operation performed by a computer ?

Answer

All of these

Answer

Arithmetic Operations

Answer

Logic Operations

Answer

Storage and Retrieval Operation

Question 24

24. A digital computers performs its computations by ?

Answer

Mechanical means

Question 25

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

Answer

Third generation computer

Answer

Second generation computer

Answer

First generation digital computer

Answer

Fourth generation computer

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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