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, known ...

The original operating system for IBM PC compatible computers. It is the basic for the current Windows operating system. When people use the term DOS, they are commonly referring to Microsoft DOS or ...

Why use an operating system? An operating system brings powerful benefits to computer software and software development. Without an operating system, every application would need to include its own UI ...

An operating system (OS) is the program that, after being initially loaded into the computer by a boot program, manages all of the other application programs in a computer. The application programs ...