A computer is a machine. That system works on electricity. A computer is an electronic machine.
We use different machines for helping us do different works.
But, we can make use of computer to do many different works.
A computer has some interesting qualities.
• It works very fast
• It works for long hours and does not get tired.
• It does not make mistakes
• It can do difficult sums quickly
• It can store lots of information
*These qualities make the computer a very useful machine. Almost everyone is using it now.
• Doctors use computers
• Shopkeepers too use computer
• Your teacher uses a computer as well
• Your parents also use computer
* How you can use it
• You can play games on a computer
• You can draw picture on a computer
• You can watch movies and cartoons too
• You can listen to songs and enjoy music as well
• You can do your sum
• You can read stories and write letters
• You can also send messages to your friends by connect of internet.
*Parts of computer
*Like all other machines, computers also have computer.
A common computer has these parts.
Each part has its use.
The monitor has a screen like the screen of a TV.
We can see the words, pictures, cartoons and stories on this screen.
All the work we do on the computer comes on the screen.
CPU box – CPU
The CPU is in the CPU box.
The CPU does all the calculate work in a computer.
So, we call the CPU `the brain of the computer’.
All the other parts of a computer are connected to the CPU.
The keyboard is connected to the CPU with a wire.
We use the keyboard to tell the computer what to do.
We can use it to write letters, words and numbers on the computer.
The mouse is also connected to the CPU with a wire.
Like the keyboard, we use the mouse to tell the computer what to do.
The mouse helps us to draw and color pictures.
The printer prints on paper the work we do on the computer.
The speakers we use to listen to the sound and audio music on the computer.