There are two common types in page replacement algorithm : stack and non-stack strategies.When a real page number increase only stack algorithm can increase the hit rate monotonously.In the following replacement algorithm, which one belongs to non-stack s

题目

There are two common types in page replacement algorithm : stack and non-stack strategies.When a real page number increase only stack algorithm can increase the hit rate monotonously.In the following replacement algorithm, which one belongs to non-stack strategy

A．FIFO

B．LRU

C．OPT

D．non of above

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