This operating system not only loaded programs automatically, like earlier batch systems, but could also run several at the same time on its single CPU. It did this through clever scheduling.

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

An operating system is a collection (or suite) of programs that manages and controls the computer. Operating systems have many functions: ...

Unix's virtual memory capabilities allow the operating system to use part of a computer's storage space as working memory, temporarily increasing available system resources and allowing large ...

Apple's operating system has cultivated a reputation for being more user-friendly and bestowing a functional charm upon Apple ...

In just about every computer science textbook, a computer consists of just three blocks: the hardware, the operating system, and then all the (user-land) software that runs on the OS. In actual ...

Specifically, it's a port of BASIC, the OS that founders Bill Gates and Paul Allen developed for use on the Intel ...