Five Common Operating Systems. The operating system is the computer's most important piece of software. It manages the hardware resources, determines which programs are compatible with the system ...

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 ...

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.