what are the basic system components of an operating system structure ???plz tell me briefly immidiately?
OS Structure- Common System Components 1) Process Management 2) Main Memory Management 3) File Management 4) I/O System Management 5) Secondary Management 6) Networking 7) Protection System 8) Command-Interpreter System Process Management Process creation and deletion Process suspension and resumption Provision of mechanisms for: Process synchronization Process communication File Management File creation and deletion Directory creation and deletion Support of primitives for manipulating files and directories Mapping files onto secondary storage File backup on stable (nonvolatile) storage media I/O System Management A buffer-caching system A general device-driver interface Drivers for specific hardware devices Main Memory Management Keep track of which parts of memory are currently being used and by whom Decide which processes to load when memory space becomes available Allocate and deallocate memory space as needed Secondary Memory Management Free space management Storage allocation Disk scheduling Protection System Protection refers to a mechanism for controlling access by programs, processes, or users to both system and user resources The protection mechanism must: distinguish between authorized and unauthorized usage specify the controls to be imposed provide a means of enforcement Command-Interpreter System Process creation and management I/O handling Secondary-storage management Main-memory management File-system access Protection Networking
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