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A memory page containing a heavily used variable that was initialized very early and is in constant use is removed, then the page replacement algorithm used is ____________

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A memory page containing a heavily used variable that was initialized very early and is in constant use is removed, then the page replacement algorithm used is ____________

(a) LRU

(b) LFU

(c) FIFO

(d) None of the mentioned

I got this question in an interview.

I'm obligated to ask this question of Virtual Memory in division The Linux System of Operating System

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Best answer
Right answer is (c) FIFO

The best I can explain: None.

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