Question # 1

The first microprocessor built by the inter corporation was called.

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8008

8080

4004

8800

Which was the most popular first generation computer.

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IBM 1650

1BM 360

IBM 1130

IBM 2700

Reading data is performed in magnetic disk by

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Read

Sectors

Track

Lower surface

An IBM system 38 represents the computer class of.

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Small scale computer

Medium scale computer

Large scale computer

Super computer

What was the nick name of the computer used by the Americans in 1952 for their H-bomb project.

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ENIAC

EDSAC

MANIAC

UNIVAC

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

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10 digits

6 digits

9 digits

All of above

The primary advantage of key to tap data entry system is.

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A large percentage of editing can be performed a the time of data entry

Key verification is easily performed

The tape is reusable

Keying errors can be detected as they occur.

Which of the following is used for manufacturing chips.

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Control bus

Control unit

Parity unit

Semiconductor.

The first firs to pass market a micro computer personal computer was.

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IBM

Sperry Univac

Data General corporation

Radio Shack

Which most popular input device is used today for interactive processing and for the one line entry of data for batch processing.

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Mouse

Magnetic disk

Visual display terminal

Card punch

A hybrid compouter

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Resembles digital computer

Resembles analog computer

Resembles both a digital and analog computer

None of the above

Which of the following are the two main components of the CPU

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Control unit and registers

Registers and main memory

Control Unit and ALU

ALU and bus

The two kinds of main memory are

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Primary and secondary

Radom and Seuential

ROM and RAM

All of above

The first electronic general purpose digital computer built by Mauchly and Eckert called ENIA did not work on the stored program principle How many numbers could it store in its internal memory.

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100

20

40

80

Which printer is very commonly used for desktop publishing

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Laser printer

Inkjet printer

Daisywheel printer

Dot matrix printer

A small or intelligent device is so called because it contains within it a

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Computer

Microcomputer

Programmable

Sensor

The term gigabyte refers to.

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1024 bytes

1024 kilobytes

1024 megabytes

1024 gigabytes

Which company is the biggest player in the microprocessor industry.

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Motorola

IBM

Intel

AMD

The storage capacity of a disk system depends on the bits per inch of track and the tracks per inch of.

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Cylinder

Hum

Cluster

Surface

As computer to diskettes the hard disks are

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More expensive

More portable

Less rigit

Slowly accessed

The arranging of data in a logical service is called

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Sorting

Classifying

Reproducing

Summarizing

More Classes

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

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