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.

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?

Forbes contributors publish independent expert analyses and insights. I track enterprise software application development & data management. Your computer has an operating system, or OS. You may be ...

The world of computing has long been governed by traditional operating systems like Windows, Linux and Unix. These platforms form the backbone of how we interact with computers, enabling software to ...

Software used to control the computer and develop and run applications. It includes programs such as operating systems, database managers, compilers, Web servers, router operating systems and control ...