Define 15 Responsibilities Of An Operating System?

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The following are the main responsibilities of an operating system.  1.An operating system is responsible for initializing a computers hard ware.  2.An operating system is responsible for interaction with user and computer hardware as well.  3.An operating system is responsible for time-sharing for different programs.  4.An operating system is responsible for multitasking as run more than two programs at a time.  5.An operating system is responsible for multiprocessing as an operating system can deal with more than two programs at a time.  6.An operating system is responsible for multithreading.  7.An operating system is responsible for error messaging between user and computer hardware.  8.Operating systems is responsible for configuring different hard wares and keep them in contact with each other.  9.Operating systems is responsible for configuring different soft wares (i.e. Office, Peachtree) and keep them in contact with each other.  10.Operating systems is responsible for manages and allocate different files and manage directories.  11.Operating systems is responsible for memory allocation and management for memory .For example in Linux operating system we can allow the memory to swap by doubling it to the real size of RAM.  12.Operating systems is responsible for memory allocation and management for main memory, cache and virtual memory.  13.Operating systems is responsible for managing networks and network devices.  14.Operating systems is responsible for deadlock avoidance.  15.Operating systems is responsible for handling real time scenario.

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