Question # 1

The first computer to use electrical power was developed by.

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Herman Hollerith

Thomes J. Watson

John V. Atanasoff

Howard Aiken

Who developed the first automatic electronic digital computer prototype between 1935 and 1942.

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John Atanasoff

J. Presper Eckert

William Shockley

Thomas J.Watson

Time scaling in analog computers is done to make them.

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operate fast

operate slowly

operate in time delay mode

either operate fast or operate slowly

CPU stand for:

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Centre Product unit

Central Programming Unit

Control Program Unit

Central Processing Unit

What is the size of standard floppy disk?

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6 1/2ⁿ

3 1/2ⁿ

8 1/2ⁿ

4 1/2ⁿ

The basic operation performed by a computer is.

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arithmetic operations

logic operations

storage and retrieval operations

all of the above

__________is an example of packaged software

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MS word

Front page

MS-Access

All

________ pointing device uses the sensors to detect the touch of a finger

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Touchscreen

Light Pen

Pointing Stick

Joystick

Imaging uses what device to input data:

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Tablet

Icon

Barcode Reader

Scanner

A computer can not do anything without

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programme

input device

output device

VDU

Raw data is processed by the computer into

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number of sheet

updates

paragraph

information

Charles Babbage worked closely with ______ to develop his device.

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Ada Lovelace

Joseph-Marie Charles

Herman Hollerith Jacquard

Lord Byron

Data is permanently stored in

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Hard disk

Ram

Printer

Cache Memory

An analog computer can be worked directly with.

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magnetic tapes

punched card

magnetic disk

none of the above

A digital compute performs its computations by

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mechanical means

analogy

guessing

counting

A program or set of programs that is specially designed to control the computer system is called:

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System software

Application

Freeware

Shareware

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ECAT Computer Science Chapter 1 Basic Concepts of Information Technology Online Test MCQs With Answers

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