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.

The first OS installed in a computer. In a virtual machine environment, there may be a host operating system that interacts with the virtual machine monitor, which manages the virtual machines.

There are a few different reasons why the average person — as opposed to an enthusiast tinkerer — might want to try out one of the many available flavors of free Linux-based operating systems. If ...

Apple created the operating system iOS for its iPhone. Since its debut, Apple has unveiled new versions of the software regularly, often adding and enhancing features. iOS was unveiled with the ...

NEEDHAM, Mass.--(BUSINESS WIRE)--International Data Corporation (IDC) today published its annual server operating system environment (OSE) market share and forecast reports as well as in-depth survey ...