Software is a collection of programs, data, and instructions that enable a computer system and its hardware’s to do the tasks. A program is a set of instructions or programming statements. Hence, software built using multiple statements. It is an important part of modern computing and is classified into different categories based on its capability and purpose. For example, word-processing software enables the user to create, edit and save documents. A web browser enables the user to view and share web pages and multimedia files.

In this chapter, we will discuss the application of computers in various fields.