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In centralised tasks are done by one system and in distributed tasks are shared by the many computers
operating system
An operating system is a main program that serve as an interface between the users and the application programs.
Sun's Solaris OS supports the ZFS file system natively.
The operating system.
Windows 2000
Devices that record precise results require a real-time operating system. This is the same kind of operating system needed for a device hat performs regimented tasks.
there can as many as the operating system will supports
The functions of an operating system include booting the computer and performing basic tasks. The operating system manages the keyboard and mouse. It provides a graphical user interface.
The software that helps a computer perform essential operating tasks and enables other software to run is the operating system.
The functions of an operating system include booting the computer and performing basic tasks. The operating system manages the keyboard and mouse. It provides a graphical user interface.
The software that supports a computer's basic functions, such as scheduling tasks, executing applications, and controlling peripherals. -Websters dictionary