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Abbreviation for Operating System A good list of popular Operating Systems are listed here (taken from "www.bellevuelinux.org"): AIX Amiga BeOS Darwin FreeBSD FreeDOS GNU/Hurd HP-UX IRIX JavaOS Linux Mac OS X Microsoft Windows MINIX MS-DOS NetBSD OpenBSD Palm OS QNX SkyOS Solaris TRON Tru64 An operating system is the main software that runs a computer, without an operating system a computer is almost useless. There is no best operating system, they all have their advantages/disadvantages and were all developed with some kind of goal in mind.
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