Operating System (OS)
Which of the following statement is true.

Thrashing is a natural consequence of virtual memory systems.
All of these
Seek analysis is used for analysing control-unit busy problems.
The LRU algorithm pages out pages that have been used recently
None of these

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Operating System (OS)
Addressing structure

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

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