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How many keys are there on a keyboard?

CPU

The CPU is the most important part of a computer.

It is also known as the brain of a computer. The CPU
box/cabinet contains the Central Processing Unit

or, CPU.

MOUSE CPU CPU box/cabinet

A computer mouse is called so because it is shaped like a mouse.
The cable attached to it looks like its tail. It has two buttons and a

scroll wheel between these buttons.

Name any two parts of a computer.

1. 2.

PURE
In 1833, Charles Babbage laid the foundation of all the parts that
are now used in modern computers. FACT

ADDITIONAL PARTS OF A COMPUTER

Let us learn about some additional parts of a computer.

SPEAKERS

Speakers are attached to a computer. You can listen to

sounds and music on it.

PRINTER

A printer is used to take a printout of the work done.
It can print both black and white and coloured pictures
and documents.

Parts of a Computer 21