ECAT Pre Computer Science MCQ Test For Computer Chapter 3 With Answer

MCQ's Test For ECAT Computer Science Chapter 3 The Peripheral Devices

Try The MCQ's Test For ECAT Computer Science Chapter 3 The Peripheral Devices

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ECAT Computer Science Chapter 3 The Peripheral Devices

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Question # 1

An example of peripheral devices

Question # 2

A bar code reader is an example of a(n).

Question # 3

In a computer system,which of the following has largest number of mechanical components and thus most unreliable :

Question # 4

The most common storage devices in a computer system are.

Question # 5

The transfer of data from one place to another is called

Question # 6

The ability to return a change disk record to its original location is called

Question # 7

Laser beam technology is used for.

Question # 8

A set raw, unprocessed facts, figures and symbols is called

Question # 9

A graph prepared by a computer.

Question # 10

An example of peripheral equipment

Question # 11

An arrangement in which data is transmitted in both directions at a time is called

Question # 12

A one-color screen on a black background is called.

Question # 13

The major disadvantage of magnetic tape is

Question # 14

A pictorial screen symbol that represent a computer activity is called

Question # 15

A digital computer system consists of a central processing unit (CPU) interfaced with.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 An example of peripheral devices
A. CPU
B. Printer
C. Spreadsheet
D. microcomputer
2 Which of the following does not support I/O devices
A. speaker
B. OCR
C. joystick
D. ALU
3 The mechanism for reading or writing data in a disk is called a(n).
A. track
B. rotational delay
C. seek time
D. access arm
4 The mechanism for reading or writing data in a disk is called
A. access arm
B. rorational delay
C. seek time
D. track
5 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz
6 In a computer system,which of the following has largest number of mechanical components and thus most unreliable :
A. magnetic disk
B. magnetic drum
C. floppy disk
D. printer
7 To most commonly used output device today is a.
A. CRT monitor
B. keyboard
C. mouse
D. card punch
8 Which of the following does not represent an I/O devices?
A. speaker
B. OCR
C. Joystick
D. ALU
9 The equipment attached to CPU which computer can access are called
A. Hardware
B. input output devices
C. computer components
D. peripherals
10 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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