Question # 1

The first firm to mass-market a microcomputer as a personal computer was

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IBM

Super UNIVAC

Radio Shaks

Data general Corporation

Which one of the following characteristics is absent in a computer however sophisticated it may be.

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High speed

Intelligence

Accuracy

Perfect Memory

Data communications involving telegraph lines uses.

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Simplex lines

Wideband channels

Narrowbarid channels

Dialed service

What is the meant by a dedicated computer.

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Which is used by one person only

Which is assigned one and only one task

Which uses one kind of software

Which is meant for application software

What was the name of the first commerciality available microprocessor chip.

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Intel 308

Intel 33

Intel 4004

Motorola 639

Which of the following is required when more than one person uses a central computer at the same time.

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Terminal

Light pen

Digitizers

Mouse

In which language a source program written.

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English

Symbolic

High level

Temporary

Which American computer company is called big blue.

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Microsoft

Compa crop

IBM

Tandy Syenson

The personal computer industry was started by

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IBM

Apple

HCl

Compa

Hard disk is coated in both side above

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Magnetic metallic oxide

Optical metallic oxide

Carbon layer

All of the above

The accuracy of the floating point numbers representable in two 16-bit words of a computer is approximately

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16digits

6 digits

9 digits

All of above

Which is an item of storage medium in the form of circular plate.

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Disk

CPU

Printer

ALU

An application program that helps the user to change any number and immediately see the result of that change is.

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Desktop publishing program

Database

Spired sheet

All of above

To produce high quality graphics in color you would want to use a

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RGB monitor

Plotter

Ink jet pointer

Laser printer

Who invented the high level language c.

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Dennis M Ritchie

Niklaus Writh

Seymour papert

Donald Kunth

A high quality CAD system uses the following for printing drawing and graphics

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Dot matrix printer

Digital Plotter

Line printer

All of the above

The difference between memory and storage is that memory is and storage is.

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Temporary permanent

Permanent temporary

Slow ,fast

All of above

An integrated circuit is.

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A complicated circuit

An integrating device

Much costlier than a single transistor

Febricated on a tiny silicon chip

Bill Gates is more well knonw as

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The CEO of apple Macintosh

The CEO of IBM

The owner of Microsoft corporation

The inentor of the personal computer

The word processing task associated with changing the appearance of a document is.

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Editing

Writing

Formatting

All of above

Magnetic tape can serve as

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Secondary storage media

Output media

Input Media

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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