How many times have you been asked what operating system version you use, and you haven’t got a clue? The question is often asked when you’re seeking technical support for software or hardware issues, ...

The computer's master control program. When a computer is turned on, a small "boot program" loads the operating system. Although additional system modules may be loaded as needed, the main part, known ...

Various versions of Microsoft's Windows operating system have existed since the 1980s. While the operating system got its start on personal computers, today, versions of Windows are available for a ...