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Computer Basics

Description: Test to clear the computer basics for novice students who wants to clear their concepts in computers
Number of Questions: 25
Created by:
Tags: Computer Fundamentals Computer Basics Knowledge in Computers Computer Basics W hat is Computer History of Computers Types of Computers Computer Knowledge Properties of Numbers Unit Digit Estimation Number System Simplification Equations
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The first commercially produced computer was

  1. EDSAC

  2. UNIVACI

  3. IBM

  4. MIPS


Correct Option: B

What type of operating system was used in second generation computers?

  1. IBM 7000

  2. Pentium

  3. UNIX

  4. SUNSPARC


Correct Option: C

The high level language not used by IBM 7000 series was

  1. ALGOL

  2. SNOBOL

  3. MIRANDA

  4. FORTRAN


Correct Option: C

Which of the following is not the merit of using transistors in place of vacuum tubes?

  1. Transistors occupy less space than vacuum tubes

  2. They consume less power than vacuum tube

  3. They are faster than vacuum tubes

  4. None of these


Correct Option: D

Human readable characters printed document such as cheques, can be entered into a floppy by means of a

  1. VDU

  2. Keyboard

  3. MICR

  4. OCER


Correct Option: C

A dot matrix printer is a

  1. Drum printer

  2. Chain printer

  3. Serial printer

  4. None of these


Correct Option: C

A drum printer consists of a cylindrical drum with characters embossed on it in a set of

  1. 24 lines of 80 characters each

  2. 48 lines of 120 characters each

  3. 96 lines of 132 characters each

  4. 52 lines of 96 characters each


Correct Option: C

How wide is the inter-block gap in a magnetic tape?

  1. 0.4 inches

  2. 0.6 inches

  3. 1.2 inches

  4. 1.4 inches


Correct Option: B

The object oriented language amongst the following is

  1. C

  2. C++

  3. ADA

  4. FORTRAN


Correct Option: B

Which of the following is not a function of the operating system?

  1. It provides program to control input/output devices

  2. It provides program to select appropriate translators required to by the user

  3. It provides allocation of resources to a computer

  4. It provides often required data such as trigonometric tables


Correct Option: D

Which of the following cannot be used as a numeric variable in BASIC?

  1. XI

  2. XY

  3. Y

  4. H


Correct Option: B
Explanation:

Correct Answer: XY

What number comes after 7 in the octal number system?

  1. 6

  2. 8

  3. 10

  4. 0


Correct Option: C

Which of the following assignment statements is correct?

  1. 40 LET B+C = 5

  2. 30 Let HH = M+2

  3. 127600 let M = C+X

  4. 55 LET N = N+1


Correct Option: D

The binary number (1101010101) in base 2, when converted to octal system gives

  1. (65) base 8

  2. (87.24) base 8

  3. (65.21) base 8

  4. (87.21) base 8


Correct Option: B

Complete the series: (324)8 , (327)8¸ (332)8

  1. (340)8

  2. (335)8

  3. (342)8

  4. (339)8


Correct Option: B

The diameter of a compact disk is

  1. 1.25 inches

  2. 3.25 inches

  3. 5.25 inches

  4. 6.75 inches


Correct Option: C

Complete the series: 14A9, 14AF, 14B5,

  1. 14C1

  2. 14BB

  3. 15B3

  4. 14B3


Correct Option: B

Complete the series: 6ADD, 6ADF, 6AE1, .....

  1. 6AE5

  2. 6AD5

  3. 6ABB

  4. 6AE3


Correct Option: D
Explanation:

6ADD              6AE1
     (+2)               (+2)
6ADF               6AE3

Complete the series: (567)8, (576)8, (605)8,

  1. (623)8

  2. (625)8

  3. (614)8

  4. (633)8


Correct Option: C

Complete the series: (101)2, (111)2, (1001)2¸ (1011)2¸

  1. (1101)2

  2. (10111)2

  3. (12)2

  4. (1001)2


Correct Option: A

What no. will come in place of blank?
(237)8 = (…..)16

  1. 13111

  2. 237

  3. 9F

  4. 8F


Correct Option: C

Complete the series: (1011)2, (1110)2, (10000)2

  1. (12)2

  2. (10101)2

  3. (10011)2

  4. (10110)2


Correct Option: C

(1101)2 + ….. = (1010111)2

  1. (1010)2

  2. (1001)2

  3. (1011)2

  4. (4)2


Correct Option: A

If (126)x = (56)y , find x and y

  1. 8, 16

  2. 16, 10

  3. 2, 8

  4. 16, 8


Correct Option: A

What no. will come in place of blank?
(1010)2 + …. = (1011)2

  1. (1100)2

  2. (1001)2

  3. (1111)2

  4. (1011)2


Correct Option: B
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