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Programvare, also known as software, refers to a collection of instructions, data, or programs used to operate computers and execute specific tasks. It is a set of instructions that tells a computer what to do. Programvare can be categorized into two main types: system software and application software.

System software includes operating systems, device drivers, and utility software. Operating systems, such as Windows, macOS, and Linux, manage computer hardware and software resources and provide common services for computer programs. Device drivers enable communication between the operating system and hardware devices. Utility software performs maintenance and management tasks, such as disk cleanup and system monitoring.

Application software, on the other hand, is designed to perform specific tasks for end-users. Examples include word processors, spreadsheets, web browsers, and multimedia players. These programs are used for productivity, communication, entertainment, and other purposes.

Programvare is typically written in programming languages, such as Python, Java, C++, and JavaScript. These languages provide a set of rules and syntax for writing code that can be understood by computers. Programvare can be developed by individuals, teams, or organizations, and it can be distributed freely or sold commercially.

In recent years, the concept of programvare has evolved to include cloud-based applications and services, as well as mobile apps for smartphones and tablets. These advancements have expanded the reach and functionality of programvare, making it an integral part of modern computing and technology.