Question # 1

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

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access time

data transfer time

direct time

cylinder time

Internal modem is connected to

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DCE cable

RJ 45 cable

RS 232 serial port

DTE cable

Assigning more sector to outer hard disk is called

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zone recording

randomizing

sectoring

data transfer

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

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access time

data transfer rate

direct time

cylinder time

Communication between a computer and keyboard involes __________ transmission.

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Half duplex

Full-duplex

Simplex

Automatic

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

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Simplex

Full duplex

Half duplex

Multi-duplex

Voice input device convert voice input to

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digital code

OCR-A

bar codes

optical marks

The major disadvantage of magnetic tapes is.

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cost

unreliability of store data

slow data recording

data is to be accessed sequentially

The cursor can be moved rolling this device on a flat surface.

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mouse

wand reader

trackball

interactive tablet

Following devices are used in simplex mode

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Radio

Television

a , b

Multiplexers

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

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track

rorational delay

access arm

seek time

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

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CPU

disk

CRT

printer

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

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track

rorational delay

access arm

seek time

Laser beam technology is used for

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terminals

optical disk

keyboard

magnetic tape

An example of peripheral devices

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CPU

Printer

Spreadsheet

microcomputer

Soft copy refers to

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OCR-A

screen output

microfiche

digitizing

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ECAT Computer Science Chapter 3 The Peripheral Devices Online Test MCQs With Answers

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