What does operating system actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

An operating system (OS) is software that manages computer resources, controls program execution, and provides a user interface ...

Four Ways in Which an Operating System Controls the Hardware of a Computer. Everything you do on your computer is the direct result of hardware and software working together. The hardware provides ...

This entry contains the definition to the term Disk Operating System.

But there is one operating system that never fails to show off exactly what a desktop should be. That platform is Zorin OS. Zorin OS is as functional as it is beautiful.

Presently in the United States, what is the most commonly used network operating system? I read somewhere that Novell NetWare was, but then I read that it's usage/popularity waned in the 90's.

What does 64-bit operating system actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.