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

A graph prepared by a computer.

Question # 2

A pictorial screen symbol that represent a computer activity is called

Question # 3

To send data, instruction and information you need a

Question # 4

A device used for optical-character recognition is a.

Question # 5

Assigning more sector to outer hard disk is called

Question # 6

If electrical power supply to a computer system is inadvertently disrupted ,the serious damage would occur to

Question # 7

CD-ROM has the same format as

Question # 8

Abother word for printer

Question # 9

Analog signal is measured in

Question # 10

The concept of using several small disk packs that work together as a unit is

Question # 11

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

Question # 12

The equipment attached to CPU which computer can access are called

Question # 13

The transfer of data from one place to another is called

Question # 14

The voice channel has a bandwidth of

Question # 15

Which of the following does not represent an I/O devices?

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A magnetize spot represent
A. CPI
B. MB
C. 0 bit
D. 1 bit
2 Personal computer user may wish to increase their hard disk storage capacity with
A. higher density
B. DAT
C. read only media
D. removable hard disk cartridge.
3 The concept of using several small disk packs that work together as a unit is
A. CD-ROM
B. RAID
C. WORM
D. OMR
4 Voice input devices convert voice input to.
A. digital code
B. OCR-A
C. bar codes
D. optical marks
5 In a computer system, which of the following has largest number of mechanical components and thus most unreliable.
A. magnetic tape
B. magnetic drum
C. floppy disk
D. printer
6 A device used for optical-character recognition is a.
A. wand reader
B. light pen
C. mouse
D. MICR reader
7 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
8 Soft copy refers to.
A. OCR-A
B. screen output
C. microfiche
D. digitizing
9 CD-ROM has the same format as
A. DAT
B. diskette
C. audio compact disk
D. backup tape
10 DASD refers to.
A. disk storage
B. track
C. tape storage
D. sorting

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