Operating System (OS)
What is the name of the operating system which was originally designed by scientists and engineers for use by scientists and engineers?

None of these
XENIX
MS DOS
UNIX
OS/2

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

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

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Operating System (OS)
Page stealing

Is taking page frame from other working sets
Is a sign of an efficient system
Is taking layer disk space for page in page out
Should be the turning goal

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Operating System (OS)
What is the method of handling deadlocks?

All of these
Pretend that deadlocks never occur in the system
Allow the system to enter the deadlock state and then recover
Use a protocol to ensure that the system will never enter a deadlock state

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