Question # 1

A digital computer did not score over an analog computer in terms of.

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Speed

Accuracy

Reliability

Cost

The first computer intruded in Nepal was.

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IBM 1400

IBM 1401

IBM 1402

None of above

Which printer is very commonly used for desktop publishing

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Laser printer

Inkjet printer

Daisywheel printer

Dot matrix printer

Magnetic disks are the most popular medium for.

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Direct access

Seuential access

Both of above

None of these

Seek time is

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Time to position the head over proper track

Time to position the head over proper sector

Time to position the head over proper cylinder

None of above

A storage device where the access time is depended upon the location of the data is.

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Random access

Serial access

Seuential access

Transaction access

Which of the following is ture.

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Fields are composed of bytes

Records are composed of fields

Fields are composed of characters

All of above

Which is considered a direct entry input device.

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Optical scanner

Mouse and digitizer

Light pen

All of the above

The number of characters that can be stored in given physicals space it

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Word length

Byte

Data density

Field

What is the name of the display feature that highlights are of the screen which requires operator attention.

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Pixel

Reverse video

Touch screen

Cursor

Symbolic logic was discovered by

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George Boole

Herman Hollerith

Van Neumannd

All of above

If in a computer 16 bits are used to specify address in a RAM, the number of addresses will be

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216

65.536

64 K

Any above

An IBM system /36 represents the computer class of.

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Small scale computer

Medium scale computer

Large-scale computer

Super comptuer

Time, during which a job is processed by the computer is

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Delay times

Real time

Execution time

Down time

Microprocessor can be used to make

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Computers

Digital system

Calculators

All above

A group of magnetic lapse, videos or terminal usually under the control of one master is.

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Cylinder

Surface

Track

Cluster

An online backing storage system capable of storing larger uantities of data is.

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CPU

Memory

Mass storage

Secondary stroage

A term associated with the comparison of processing speeds of different computer system is.

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EFTS

MPG

MIPS

CPS

A technique used by codes to convert an analog signal into a detrital bit stream is known as

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Pulse code modulation

Pulse strecher

Urey processing

Urey management

Which of the following memories needs refershing.

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SRAM

DRAM

ROM

All of above

A physical connection between the microprocessor memory and other parts of the microcomputer is known as.

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Path

Address Bus

Route

All of the above

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PPSC Computer Science Chapter 1 Basic Computer Knowledge Online Test MCQs With Answers

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