Operating System (OS)
In memory systems, boundary registers

are only necessary with fixed partitions
track page boundaries
track the beginning and ending of programs
None of these
are used for temporary program variable storage

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

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

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Operating System (OS)
Addressing structure

defines the fundamental method of determining effective operand addresses
None of these
All of these
are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing.
performs indicated operations on two fast registers of the machine and leave the result in one of the registers.

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