Question # 1

The equipment attached to CPU which computer can access are called

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Hardware

input output devices

peripherals

computer components

Imaging used what devices to input data?

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scanner

barcode reader

icon

tablet

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

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track

rorational delay

access arm

seek time

The transfer of data from one place to another is called

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Data processing

Data distribution

Data communication

Data encryption

The equipment attached to CPU which computer can access are called

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Hardware

input output devices

peripherals

computer components

Word is 16 bits is

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65536

64526

32526

34526

Which input device is often attached to laptop computers:

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trackball

inscriber

wand reader

graphic display

An example of peripheral equipment

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CPU

spreadsheet

printer

microcomputer

A hard disk can be backed up efficiently using.

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WORM

a transaction file

a tape backup system

zoning

Laser beam technology is used for

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terminals

optical disk

keyboard

magnetic tape

Data transmission speed of wire pair is

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9600 bps

9500 bps

3600 bps

3500 bps

All of the following are Guided Communication media except

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Fiber-Optic Cable

Wire Cable

Coaxial Cable

Satellite-based , Microwave communication

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

A way of physically organizing data on a disk pack to minimize seek time uses.

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sequential file

removable hard

the cylinder method

Winchester technology

CD-ROM has the same format as

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backup tape

DAT

diskette

audio compact disk

A one color screen on a black background is called

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monochrome

addressable

blank

lcd

Voice input device convert voice input to

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digital code

OCR-A

bar codes

optical marks

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

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magnetic disk

magnetic drum

floppy disk

printer

CD-ROM has the same format as a(n).

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backup tape

DAT

diskette

audio compact disk

The disk storage that use both magnet and laser beam

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hashing

magneto optical

CD-ROM

WORM

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

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