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

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
The setting for the amount of hard disk drive space to allocate virtual memory can be manually change

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Operating System (OS)
The main function of the dispatcher (the portion of the process scheduler) is

suspending some of the processes when the CPU load is high
assigning ready process to the CPU
swapping a process to the disk
bring processes from the disk to the main memory
None of these

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Operating System (OS)
A page fault

is a reference to a page belonging to another program
None of these
occurs when a program accesses a page of memory
is an access to a page not currently in memory
is an error is a specific page

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