Operating system - Wikipedia, the free encyclopedia
An operating system (commonly abbreviated OS and O/S) is the software component of a computer system that is responsible for the management and coordination of activities and the ...

operating system definition | Dictionary.com
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HowStuffWorks "How Operating Systems Work"
The operating system controls your computer's tasks and manages system resources to optimize performance. Learn how your operating system works.

List of operating systems - Wikipedia, the free encyclopedia
SOS (Sophisticated Operating System) Lisa OS; Macintosh. Mac OS. System Software 1; System Software 2; System Software 3; System Software 4; System Software 5; System Software 6; System 7 (code-named ...

What is operating system? - A Word Definition From the Webopedia ...
This page describes the term operating system and lists other pages on the Web where you can find additional information.

operating system definition | Dictionary.com
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Apple - Mac OS X Leopard
Leopard collects hundreds of features into one OS so innovative, it will completely transform your Mac. A dramatic new desktop. One-click data time travel. The power to see inside ...

Operating system - OS
Computer operating system dictionary definition and information. ... An operating system or OS, is a software program that enables the computer hardware to ...

Ubuntu Home Page | Ubuntu
Ubuntu is a free, Debian derived Linux-based operating system, available with both community and professional support, that adds regular releases (every 6 months) with a sharp ...

Debian -- The Universal Operating System
Debian GNU/Linux is a free distribution of the GNU/Linux operating system. It is maintained and updated through the work of many users who volunteer their time and effort.