Online Test

Question # 1

Another word for printer.

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monochrome

microfiche

pixel

cursor

The equipment attached to CPU which computer can access are called

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Hardware

input output devices

peripherals

computer components

A disk pack withing a sealed data module is a.

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Backup unit

Winchester

diskette

CD-ROM

A computer that accepts handwritten input on a screen.

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minicomputer

desktop computer

mainframe

pen-based computer

Computer output produced as small film images is called.

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OCR

COM

LCD

OMR

All of the following are Guided Communication media except

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Fiber-Optic Cable

Wire Cable

Coaxial Cable

Satellite-based , Microwave communication

A one color screen on a black background is called

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monochrome

addressable

blank

lcd

A device that inputs data by scanning letters and number is a

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keyboard

wand reader

mouse

diskette

The disk storage that uses both a magnet and laser beam.

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hashing

magneto-optical

CD-ROM

WORM

Assigning more sectors to outer disk tracks is called.

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zone recording

randomizing

data transfer

sectoring

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

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addition of 2

subtraction of 2

division by 2

multiplication by 2

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

DASD refers to

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disk storage

track

tape storage

sorting

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

The time require for the access arm to get into position over a particular track is.

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rotational delay

data transfer

seek time

head switching

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

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magnetic tape

magnetic drum

floppy disk

printer

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