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Also called productivity software; helps you perform a specific task, such as word processing, spreadsheets, and so forth.
Graphical user interfaces (GUIs)
An operating system with graphical symbols representing files, programs, and documents.
Running two or more distinct computer operations simultaneously-one in the foreground, the other(s) in the background.
Provide an interface between the user or application program and the computer hardware.
A group of programs that coordinate and control the resources and operations of a computer system.
Operating system developed by AT&T. It is considered portable, meaning it can run on just about any hardware platform.
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