A system software component that is external to the operating system kernel. If the phrase is used to refer to the operating system itself, it is redundant because an operating system "is" software.

With all the hoopla about Software-as-a-Service apps and mobile computing, it’s easy to forget that infrastructure software—everything from operating systems to middleware to databases—remains the ...

OS X may be retired, but it deserves to be remembered. Take a trip back with these 14 key milestones in the double-decade history of the operating system that helped transform a nearly bankrupt Apple ...

Just about every piece of technology has some form of an operating system – desktops, laptops, mobile phones, and servers, to name just a few. The Merriam-Webster definition of an operating system?

Today’s operating systems are more sophisticated and feature-rich than ever before, which makes them substantially more useful to the enterprise but also adds to security vulnerability—unless the ...