

Why use an operating system?Īn operating system brings powerful benefits to computer software and software development. In addition, users can interact directly with the operating system through a user interface, such as a command-line interface (CLI) or a graphical UI (GUI).


The application programs make use of the operating system by making requests for services through a defined application program interface ( API). Bigelow, Senior Technology EditorĪn operating system (OS) is the program that, after being initially loaded into the computer by a boot program, manages all of the other application programs in a computer.
