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Topic: Operating system advocacy


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In the News (Mon 8 Sep 08)

  
 Reference.com/Encyclopedia/Operating system
Operating system kernels had been evolved from libraries that provided the core services into unending programs that control system resources because of the early needs of accounting for computer usage and then protecting those records.
Mainframe operating systems, such as IBM's z/OS, and embedded operating systems such as QNX, eCos, and PalmOS, are usually unrelated to Unix and Windows, except Windows CE, Windows NT Embedded 4.0 and Windows XP Embedded which are related to Windows.
An operating system is conceptually broken into three sets of components: a user interface (which may consist of a GUI and/or a command line interpreter or "shell"), low-level system utilities, and a kernel--which is the heart of the operating system.
www.reference.com /browse/wiki/Operating_system   (1311 words)

  
 Operating system   (Site not responding. Last check: 2007-11-06)
As operating systems evolve, ever more services are expected to be common core.
Today, Windows is the most popular desktop operating system, enjoying a near-monopoly of around 90% of the worldwide desktop market share.
Traditional commercial systems such as UNIX and Windows (including Windows NT), as well as the newer Linux, use a monolithic approach, while the trend in more modern systems is to use a microkernel (such as in AmigaOS, QNX, BeOS, Mac OS X etc).
www.freedownloadsoft.com /info/operating-system.html   (1014 words)

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