Operating System (OS)
Supervisor state is

None of these
entered by programs when they enter the processor
only allowed to the operating system
required to perform any I/O
never used

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Operating System (OS)
All of the following are TRUE regarding virtual memory EXCEPT

The setting for the amount of hard disk drive space to allocate virtual memory can be manually change
Virtual memory is the physical space o the hard drive
Any amount of RAM can be allocated to virtual memory
This temporary storage is called the swap file or page file

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