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

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

Dear Lifehacker, I'm ready to take the plunge and build my own home server , but I'm not sure which route I should take. I've seen guides for FreeNA ...

The Android operating system is a mobile operating system developed by Google primarily for touchscreen devices, such as cell phones and tablets.

Haiku is for those who experienced either NeXT or AfterStep and want an operating system that looks and feels a bit old school but performs faster than any OS they've ever experienced.

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.