Computer software, or simply software, is a part of a computer system that consists of data or computer instructions, in contrast to the physical hardware from which the system is built..Software can be thought of as the variable part of a computer and hardware the invariable part. Software is often divided into application software programs that do work users are directly interested in and system software which includes operating systems and any program that supports application software ..Software means computer instructions or data. Anything that can be stored electronically is software, in contrast to storage devices and display devices which are called hardware. For example, word processors, spreadsheets, and database management systems fall under the category of .Sometimes abbreviated as SW and S W, software is a collection of instructions that enable the user to interact with a computer, its hardware, or perform tasks. Without software, most computers would be useless. For example, without your Internet browser software, you could not surf the Internet or read this .
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