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Software consists of computer programs that instruct the execution of a computer. [1] Software also includes design documents and specifications. The history of software is closely tied to the development of digital computers in the mid-20th century.
Application software is any computer program that is intended for end-user use – not operating, administering or programming the computer. An application ( app , application program , software application ) is any program that can be categorized as application software.
Computer software can be put into categories based on common function, type, or field of use. There are three broad classifications: There are three broad classifications: Application software is the general designation of computer programs for performing tasks.
This is an accepted version of this page This is the latest accepted revision, reviewed on 2 February 2025. Software licensed to ensure source code usage rights Open-source software shares similarities with free software and is part of the broader term free and open-source software. For broader coverage of this topic, see open-source-software movement. A screenshot of Manjaro Linux running the ...
Computer science is more theoretical (Turing's essay is an example of computer science), whereas software engineering is focused on more practical concerns. However, prior to 1946, software as we now understand it – programs stored in the memory of stored-program digital computers – did not yet exist.
Software tools these employees use are then called system software. This utility software helps to analyze, configure, optimize and maintain the computer, such as virus protection. The term system software can also include software development tools (like a compiler , linker , or debugger ).