Question # 1

Pointing devices are

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Mouse

Trackball

Touch Screen

All of the above

______input device is not a pointing device

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Scanner

Pointing Stick

Digitizing Tablet

Touchpad

The computer programe consists mainly the following number of parts

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2

3

4

5

A bit can be

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1 and 0

1 or 0

1 only

0 only

An analog computer can be worked directly with

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magnetic tapes

punched card

magnetic disk

none of the above

Who is regarded as the Father of computers.

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John Napier

Pascal

Charles Babbage

Hollerith

The first computer to use electrical power was developed by

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Herman Hollerith

Thomas J,Watson

John.V Atanasoff

Howard Aiken

Most mainframe computers are basically.

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4 bit machines

8 bit machines

32 bit machines

16 bit machines

A data arranged in intelligible form is called

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processed data

information

programe`

software

A digital computer performs its computation by

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mechanical means

analogy

guessing

counting

The computer program consists of mainly the following number of parts

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3

2

4

5

An analog computer produces its results in the form of.

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numbers

codes of '0's and '1's

log format

graphs

Data is permanently stored in

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Hard disk

Ram

Printer

Cache Memory

A computer can't do anything without.

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program

Input device

Output device

VDU

A computer has very high speed ,accuracy,and reliability ,Its intelligent quotient could be of the order of

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0

10

15

20

The basic operation performed by a computer is.

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arithmetic operations

logic operations

storage and retrieval operations

all of the above

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