Basic Computer Organisation / Components of a Computer - PSPP

 

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BASIC COMPUTER ORGANISATION / COMPONENTS OF A COMPUTER

Basic Computer Organisation:

The major basic components of a computer are listed below as follows

Input Unit : 

The input unit is used to send information to the computer. The data received from the input unit is immediately stored in the main memory.

Example: Keyboard, Mouse, Trackball, Joystick...

Output Unit:

The output unit of a computer provides the information and results of a computation to the outside world.

Example: Monitor, Printer, Projectors...

Central Processing Unit:

It takes care of the data processing with the help of memory unit, control unit and arithmetic & logic unit. It is responsible for all the operations happening inside the computer.

Components: Control Unit, Memory Unit, Arithmetic & Logic Unit...

Physical Components of a Computer:

The physical components can be majorly classified as following

Hardware:

The components inside a computer which we can touch and feel are called as hardware components.

Example: Keyboard, Mouse, Processor, Monitor...

Software:

It is a set of instructions which are used to instruct the hardware to perform operations.

1. System Software - It is used to control and coordinate the entire computer. Example - Operating system, drivers... 

2. Application Software - It is used to perform a particular task. Example - MS Office, Tally, Chrome...  

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