Operating System (OS)
The virtual memory is

An extremely large main memory
An illusion of extremely large main memory
An extremely large secondary memory
A type of memory used in super computer

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Operating System (OS)
What is the meaning of "Hibernate" in Windows XP/Windows 7?

Shutdown the Computer without closing the running applications
Restart the Computer in safe mode
Shutdown the Computer terminating all the running applications
Restart the Computer in hibernate mode

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Operating System (OS)
Under virtual storage,

interprogram interference may occur
only the active pages of a program are stored in primary storage
None of these
two or more programs are stored concurrently in primary storage
a single program is processed by two or more CPUs

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