Page 6 - Digital_Kids_3

• Monitor

• Keyboard

• CPU

• Mouse

Monitor

This screen is called a Monitor.

A monitor has following features:
• It displays whatever we type.

• It has an On/Off button.
• It is also known as Visual Display Unit (VDU).

• A Monitor looks like a TV screen.
Computer monitors are of the following types:

• CRT (Cathode Ray Tube): These monitors are bigger, heavier, bulkier, and
consume more power. They are prone to screen flicker.

• LCD (Liquid Crystal Display): These monitors consume less power and have

a crisp, flicker-free display.

Keyboard

• A keyboard is used to type numbers and

letters.
• It is also used to give instructions and

commands to the computer.

CPU (Central Processing Unit)

The CPU is the brain of a computer which helps to remember

everything.

The CPU helps a computer to:

• Process and perform various operations.

• Store data and information.

Computer — 3 6