Thursday, December 22, 2016

PARTS OF COMPUTER

 CLASS No.3

Today we are talking about parts of computer.

The are three parts of computer.
COMPUTER HARDWARE.
v COMPUTER SOFTWARE.

v COMPUTER PERSONAL USE/OPERATOR.

vComputer hardware- Is the any computer components which you can see and touch.
            Examples- Mouse, Keyboard, Monitor
                                Scanner, System case.
  There are two group of computer hardware.
            1. Basic part of computer hardware.
                2. Option part of computer hardware.
 Basic part- Those are part of computer hardware if they are not present or can’t use a computer.
                   Example- Monitor, Mouse, Keyboard, System case.
 Optional parts- Those are part of computer hardware if they are present or absent still user can use a computer.
                  Examples- Speaker, Digital camera, Scanner.

vComputer Software- These are programs stored in the computer that control and direct the function and performance of computer.
  There are three types of computer software.
            1. Operating software.
            2. Application software.
            3. Development/ programming software.

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