Operating System (OS)
Interprocess communication

is never necessary,
allows processes to synchronize activity
is usually done via disk drives
None of these
is required for all processes

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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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