What is software?

                           

The software of the computer constitutes of rhe programmes and instructions to be executed.A programme is set of institutions that are arranged in a sequence that guides the computer to solve a problem.The process of riding a programme is called programming.
A computer software can be broadly classified in to two categories.

1 System software/programme.
2 Application software/programme

1 system software/programme.
 System programme are designed to make the computer easier to use.An example of systems software is operating system which consists of many other programmes for controlling input/output device,memory,processor etc......

'C' language is broadly used to developed system software.systems software perform one or more of the following function.

1 support to develop application software.
2 support in executive of applications software.
3 monitor various hardware resources such as CPU,memory,peripheral etc....
4 communicates and controls operations of peripheral device such as printer,disk,tap etc....