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

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

Question # 2

The equipment attached to CPU which computer can access are called

Question # 3

A device that inputs data by scanning letters and number is a

Question # 4

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

Question # 5

DASD refers to

Question # 6

CD-ROM has the same format as

Question # 7

Data is transmitted character by character in

Question # 8

The encoding scheme of data represent as

Question # 9

The cursor can be moved rolling this devices on a flat surface:

Question # 10

Which input device is often attached to laptop computers:

Question # 11

A storage medium which cannot support both direct-access and sequential-access application is.

Question # 12

The voice channel has a bandwidth of

Question # 13

Which is not beneficial of secondary storage

Question # 14

Communication between a computer and keyboard involes __________ transmission.

Question # 15

Soft copy refers to

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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 The major disadvantage of magnetic tapes is.
A. cost
B. unreliability of store data
C. slow data recording
D. data is to be accessed sequentially
3 Which of the following does not represent an I/O devices?
A. speaker
B. OCR
C. Joystick
D. ALU
4 A bar code reader is an example of a(n).
A. processing device
B. storage device
C. Input device
D. output device
5 Microwave and Communication Satellite are example of
A. Guided
B. Un-guided
C. Simplex
D. Router
6 Soft copy refers to.
A. OCR-A
B. screen output
C. microfiche
D. digitizing
7 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
8 Another word for printer.
A. monochrome
B. microfiche
C. pixel
D. cursor
9 Laser beam technology is used for
A. terminals
B. optical disk
C. keyboard
D. magnetic tape
10 Following devices are used in simplex mode
A. Radio
B. Television
C. a , b
D. Multiplexers

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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