COMPUTERAll types of courses such as JAVA, S.E.O, Web

Designing etc.

Made by:- Tarun

DEFINITION OF COMPUTER

Computer is an electronic device which process

and store data.

Computer process the data very fast

It has wide space for storing data.

FULL FORM OF COMPUTER

C- common

O- oriented

M- machine

P- particularly

U- used for

T- technology,

E- education and

R- research purposes

ADVANTAGES OF COMPUTER

Higher speed of processing data.

100% accurate result.

Huge capacity of store data.

Reduce paper work.

Reduce man power.

Computer never get tired.

DISADVANTAGES OF COMPUTER

Electricity is required

Computer have no mind of its own

Have no emotion

Proper ventilation is required

BLOCK DIAGRAM OF COMPUTER

Memory

C.U

A.L.U

OutputUnit

Input Unit

INPUT DEVICES

Input devices are used give input to computer. There are

various types of input devices available. Some of them are:-

1) Keyboard

2) Mouse

3) Joystick

4) Touchpad

5) Light pen

6) Scanner

OUTPUT DEVICES

Anything that is sent from the computer to an

internal or external device is output.

An output device such as printer, or monitor can

receive information to computer.

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