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

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

Shift of register by one bit to left in binary code is equivalent to

Question # 2

Imaging used what device to input data.?

Question # 3

Coaxial and fiber cables are examples of media

Question # 4

A pictorial screen symbol that represents a computer activity is called a(n).

Question # 5

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

Question # 6

A digital computer system consists of a central processing unit interfaced with

Question # 7

DASD refers to

Question # 8

Voice input devices convert voice input to.

Question # 9

Personal computer user may wish to increase their hard disk storage capacity with

Question # 10

The speed at which a disk can find data being bought is called

Question # 11

A one color screen on a black background is called

Question # 12

The most commonly used output devices in a computer system are

Question # 13

CD-ROM has the same format as

Question # 14

A device used for optical character recognition is

Question # 15

The mechanism for reading or writing data in a disk is called

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Data transmission speed of wire pair is
A. 9600 bps
B. 9500 bps
C. 3600 bps
D. 3500 bps
2 The most commonly used character code/s transmission is/are
A. EBCDIC
B. ASCII
C. both EBCDIC and ASCII
D. nethier EBCDIC and ASCII
3 Assigning more sectors to outer disk tracks is called.
A. zone recording
B. randomizing
C. data transfer
D. sectoring
4 The most commonly used output devices in a computer system are
A. printers and monitors
B. disk drives and printers
C. disk drive and tape drives
D. tape drive and keyboards
5 Another word for printer.
A. monochrome
B. microfiche
C. pixel
D. cursor
6 A device used for optical character recognition is
A. wand reader
B. light pen
C. mouse
D. micr reader
7 A pictorial screen symbol that represent a computer activity is called
A. touch screen
B. icon
C. miicr
D. pointer
8 The disk storage that uses both a magnet and laser beam.
A. hashing
B. magneto-optical
C. CD-ROM
D. WORM
9 Personal computer users may wish to increase their hard disk storage capacity with.
A. higher density
B. DAT
C. read only media
D. removable hard disk cartridge
10 The ___________ is the physical path over which a message travels.
A. Single
B. Double
C. Protocol
D. Medium

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