High (80%) chance of rain in the early morning, clearing to a sunny afternoon. Winds northerly 15 to 20 km/h turning westerly 15 to 25 km/h before dawn.
An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs. The operating system is a component of the system software in a computer system. Application programs usually require an operating system to function.
Operating Systems. Note that we said that an operating system is a set of programs. The most important program in the operating system, the program that manages the operating system, is the supervisor program, most of which remains in memory and is thus referred to as resident.