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lesson 4

Terms

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Unix
Operating system developed by AT&T. It is considered portable, meaning it can run on just about any hardware platform.
MS-DOS
Disk Operating System; originally introduced with the IBM PC in 1981.
Network operating system
An operating system that runs on a network server.
Multitasking
Running two or more distinct computer operations simultaneously—one in the foreground, the other(s) in the background.
User interface
Part of the computer's operating system that users interact with.
Software
A program or instructions that give directions to the computer.
Applications software
Also called productivity software; helps you perform a specific task, such as word processing, spreadsheets, and so forth.
Operating systems
Provide an interface between the user or application program and the computer hardware.
Systems software
A group of programs that coordinate and control the resources and operations of a computer system.
Graphical user interfaces (GUIs)
An operating system with graphical symbols representing files, programs, and documents.

Deck Info

10

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