Online Test

Question # 1

The mechanism for reading or writing data in a disk is called a(n).

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track

rotational delay

seek time

access arm

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

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CD-ROM

RAID

WORM

OMR

To most commonly used output device today is a.

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CRT monitor

keyboard

mouse

card punch

DASD refers to

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disk storage

track

tape storage

sorting

Data is transmitted character by character in

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Synchronous mode

Asynchronous mode

Remote communication

Satellite mode

Soft copy refers to.

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OCR-A

screen output

microfiche

digitizing

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

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backup tape

DAT

diskette

audio compact disk

The most commonly used character code/s transmission is/are

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EBCDIC

ASCII

both EBCDIC and ASCII

nethier EBCDIC and ASCII

Frequency is measured in

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Channels

Hertz

Bandwidth

Baud

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

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Information

Data

Instruction

Code

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

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track

rorational delay

access arm

seek time

Imaging used what device to input data.?

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scanner

icon

bar code reader

tablet

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 voice channel has a bandwidth of

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0 - 2 KHz

0 - 4 KHz

5 - 10 KHz

10 - 20 KHz

An example of peripheral devices

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CPU

Printer

Spreadsheet

microcomputer

The equipment attached to CPU which computer can access are called

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Hardware

input output devices

peripherals

computer components

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