Apple Inc. is planning the most sweeping change yet to its operating system names, part of a software overhaul that extends ...

NEW YORK (CNN/Money) - Microsoft announced Friday that it will call its next-generation operating system "Windows Vista." The much-anticipated operating system had formerly been code-named "Longhorn.

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 ...

Investopedia / Joules Garcia The Android operating system is a mobile operating system that was developed by Google (GOOGL ) to be primarily used for touchscreen devices, cell phones ...