1st Class Computers Main Parts of Computer

Main Parts of Computer

Category : 1st Class

 

Main Parts of Computer

 

Introduction

Like we human beings have our body parts to do different task, a computer also has parts to perform different tasks.

 

There are four main parts of a computer. They are:

 

1. Monitor

2. Mouse

3. CPU

4. Keyboard

Monitor

 

v  A monitor looks like a TV Screen.

v  It displays pictures, text, movies etc on screen.

v  It is also called Visual Display Unit (VDU).

v  It displays information generated by computer.

Mouse

v  Mouse of a computer is a pointing device which looks like a real mouse.

v  It has .two click buttons and one scroll wheel.

v  The movement of the cursor on the screen depends on the direction of rolling the mouse on the mouse pad.

v  An arrow-like figure that appears .on the monitor is called a mouse pointer.

 

 

 

CPU

 

v  CPU stands for Central Processing Unit.

v  It is the main unit of a computer for processing data.

v   It is also known as brain of computer.

v  CPU controls all the activities of computer.

v  CPU contains power ON button, disk drives, powers slot and many connectors.

 

 

Keyboard

 

v  Keyboard is used for data input.

v  It looks like a typewriter.

v  It has many keys including, 26 Alphabet keys, 9 numeric keys, 12 function keys, arrow keys, special keys, and so on.

v  It is used to type alphabets, numbers and symbols.

 

 

 

 

Some Additional parts of a computer

 

Printer

A printer is used for printing text and pictures from a computer on to paper.

 

 

 

Scanner

A scanner scans or copies documents (text or pictures) and converts them into digital data.

 

 

Speaker

Speakers help us to hear sound that comes from a computer.

 

 

Things to Remember

 

  • Monitor, Mouse, CPU and Keyboard are the four main parts of a computer.
  • Monitor displays information generated by the computer.
  • CPU is the brain of a computer.
  • Mouse is a pointing device.
  • Keyboard has keys which are used to type alphabets, numbers and symbols.
  • Printer copies data from the computer on a paper.
  • A scanner copies data from a paper into the computer.
  • Speaker help us to hear sound generated in compute.

 

 

 

Answer Me

 

1. Write the names of the images.

 

 2.  Tick ( √ ) the correct answer.

 

A.   It is used to type numbers, alphabets and symbols.

 

 

B.   It is known as the brain of a computer.

 

 

 

C.   It is used to display output.

 

 

 

D.   It is a pointing device used to select things.

 

 

        E. In the picture of the keyboard below, colour the letters that are in your name.

 

 

 

 3. Match the following:

 

1.

Monitor

2.

CPU

3.

Mouse

4.

Printer

5.

Keyboard

6.

Scanner

 

Other Topics



LIMITED OFFER HURRY UP! OFFER AVAILABLE ON ALL MATERIAL TILL TODAY ONLY!

You need to login to perform this action.
You will be redirected in 3 sec spinner

Free
Videos