Operating Systems: Unix vs Windows
An introduction of operating systems and the advantages of Unix operating systems.
http://linux.about.com/cs/linux101/a/unix_w...

TUNES Project, The - Review of Operating Systems
Peruse this directory cataloguing different operating systems. Divided into sections including free OSes, dead OSes and educational OSes.
http://tunes.org/Review/OSes.html

Operating Income and Operating Profit Margin
Operating income is a measurement of the money a company generated from its own operations. Operating income can be used to guage the general health of the core business or businesses. .
http://beginnersinvest.about.com/cs/investi...

Debian -- The Universal Operating System
. operating system (OS) for your computer. An operating system is the . Debian uses the Linux kernel (the core of an operating system), but .
http://www.debian.org/

MkLinux.org
MkLinux is an Open Source operating system which consists of an implementation of the Linux operating system hosted on the Mach microkernel.
http://www.mklinux.org

QNX Realtime operating system (RTOS) software, development tools,.
QNX Software Systems. Realtime operating system software, development tools, and services for superior embedded design.
http://www.qnx.com/

Review of Operating Systems
The OS Faq site has a lot of interesting pointers to operating system . Realtime Operating Systems -- Concepts and Implementation of .
http://www.tunes.org/Review/OSes.html

definition of operate
. definition of operate.
http://www.brainydictionary.com/words/op/op...

Server Operating Systems Technical Comparison
Begun as 'Server Operating Systems Technical Comparison: how does Rhapsody compare as a server OS'; has expanded to compare and contrast other OSs. Technical and non-technical comparisons, .
http://www.operatingsystems.net/

Apple - Mac OS X
Take a tour of Tiger, the upcoming edition of the worlds most advanced operating system. Arriving the first half of 2005, Tiger boasts features that change how you work, play, search .
http://www.apple.com/macosx/

Operating Expense
Operating expenses arise during the ordinary course of running a business. Operating expense consist of salaries paid to employees, research and development costs, and other charges that .
http://beginnersinvest.about.com/cs/investi...

RISCOS Ltd
RISC OS developers - the world's first 32-bit RISC operating system - used in Acorn, Microdigital and RiscStation computers. The site has content for developers, resellers and the public .
http://www.riscos.com/

Linux.org
Comprehensive information and resources about the Linux Operating System.
http://www.linux.org/

The NetBSD Project
NetBSD is a free multi-platform operating system based on 4.4BSD Lite.
http://www.netbsd.org/

Network Operating Systems - Which NOS Is Best?
Which network operating system (NOS) is right for you? This article sizes up the field with links to our discussion group.
http://compnetworking.about.com/od/software...