The five major management functions of the operating system are as follows:
1. Job management
Including tasks, interface management, human-computer interaction, graphical interface, and voice Control and virtual reality, etc.;
2. File management
is also called information management;
3. Storage management
is essentially the management of storage "space "Management mainly refers to the management of main memory;
4. Device management
is essentially the management of hardware devices, including the allocation, startup, completion and recycling of input and output devices. ;
5. Process management
is essentially the management of processor execution "time", that is, how to allocate the CPU to each task truly and reasonably.
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