Introduction to Computers Online Test

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Question 1

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

Answer

Binary digits

Question 2

2. The most powerful computers are ?

Answer

Super Computers

Answer

Super Mainframes

Answer

Super Micros

Answer

Super Minis

Question 3

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

Answer

Reduced to a series of logical steps

Question 4

4. A computer can't do anything without ?

Answer

Output Device

Answer

Input Device

Question 5

5. Who is regarded as the Father of computers ?

Answer

Charles Babbage

Answer

John Napier

Question 6

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

Answer

First generation digital computer

Answer

Fourth generation computer

Answer

Third generation computer

Answer

Second generation computer

Question 7

7. A computer driver its basic strength from ?

Answer

All of above

Question 8

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

Answer

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

Answer

Carry out arithmetic operation

Answer

Carry out logical operation

Answer

Do complicated calculation

Question 9

9. The analog computer deals directly with ?

Answer

Number or Pulses

Answer

Measured Values of continuous physical magnitudes

Answer

Signals in the form of 0 or 1

Answer

Signals in discrete values from 0 to 9

Question 10

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

Answer

Poor reliability

Answer

Delayed results

Answer

Limited capabilities

Answer

Inaccurate results

Question 11

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

Answer

Magnetic Core Memory

Answer

High Level Procedural

Answer

All of these

Answer

Transistors

Question 12

12. A data arranged in intelligible form is called ?

Answer

Processed data

Answer

Information

Question 13

13. The Mark I was built by ?

Answer

John V. Atanasoff

Answer

Thomas Waston

Answer

Howard Aiken

Answer

Dr. John Mauchly

Question 14

14. 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 15

15. The basic operation performed by a computer ?

Answer

Logic Operations

Answer

Arithmetic Operations

Answer

Storage and Retrieval Operation

Answer

All of these

Question 16

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

Question 17

17. A digital computers performs its computations by ?

Answer

Mechanical means

Question 18

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

Answer

None of these

Answer

Mini and microcomputers

Answer

Super and microcomputers

Answer

Analog and digital computers

Question 19

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

Question 20

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

Answer

Characters

Question 21

21. Pick out the wrong statement about computers ?

Answer

It is a logical machine

Answer

It approaches its information is unrestricted manner

Answer

It is devoid of emotion, has no feelings or instincts

Answer

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

Question 22

22. Rearranging of data in a sequence is called ?

Question 23

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

Answer

All of the above

Answer

Reliability

Question 24

24. An analog computer can be worked directly with ?

Answer

Magnetic disk

Answer

Punched card

Answer

Magnetic tapes

Answer

None of these

Question 25

25. Raw data is processed by the computer into ?

Answer

Paragraphs

Answer

Number Sheets

Answer

Information

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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