Question # 1

Computer output produced as small film images is called.

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OCR

COM

LCD

OMR

DASD refers to.

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disk storage

track

tape storage

sorting

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

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hashing

magneto-optical

CD-ROM

WORM

Communication between a computer and keyboard involes __________ transmission.

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Half duplex

Full-duplex

Simplex

Automatic

A color screen with the best resolution has the most.

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CRT

VGA

COM

pixel

The CRT technology with the best resolution.

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MICR

VGA

SVGA

LCD

Soft copy refers to

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OCR-A

screen output

microfiche

digitizing

Assigning more sector to outer hard disk is called

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zone recording

randomizing

sectoring

data transfer

Voice input devices convert voice input to.

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digital code

OCR-A

bar codes

optical marks

Following devices are used in simplex mode

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Radio

Television

a , b

Multiplexers

Which of the following cable is comprised of two separate insulated copper wires that are twisted?

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Fiber optics

Twisted pair wire

coax

Submarine

A digital computer system consists of a central processing unit (CPU) interfaced with.

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input devices

auxilary storage

output devices

all of the above

A pictorial screen symbol that represents a computer activity is called a(n).

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pointer

touch screen

icon

MICR

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

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track

rorational delay

access arm

seek time

The most commonly used output devices in a computer system are

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printers and monitors

disk drives and printers

disk drive and tape drives

tape drive and keyboards

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