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Computer Software

Computer Software

Computer Software, instructions that tell a computer what to do. A computer cannot do anything on its own. It must be instructed to do a desired to do a desired job. Hence, it is necessary to specify a sequence of instructions, which a computer must perform to solve a problem. Software tells the computer what to do and how to do. A computer performs different operations according to the instruction of software. Software is developed in a computer programming language.

Types of Computer software
Although, the range of computer software available today is vast and varied, most software
can be divided into two major categories:

1. System Software,
2. Application Software

System software: System software is a set of one or more programs, designed to control the operation and extend the processing capability of a computer system. In general, a computer’s system software performs one or more of the following functions: Supports the development of other application software.

Application Software: Application software is a set of one or more programs, designed to solve a specific problem, or to do a specific task. For example, application software for payroll processing products pay slips as the major output, and application software for processing examination results produces mark sheets as the major along with some other statistical reports. Similarly, a program written by a scientist to solve his/her particular research problem is also application software. The programs included in application software package are called application programs, and the programmers who prepare application software are referred to as application programmers. Some of the most commonly known application
software’s are: Word-Processing Software: Word processing software enables us to make use of a computer system for creating, editing, and viewing,
formatting, sorting, retrieving and printing documents.

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