Question: Consider the following page reference string 1 , 2 , 3 , 4 , 2 , 1 , 5 , 6 , 2 , 1

Consider the following page reference string 1,2,3,4,2,1,5,6,2,1,2,3,7,6,3,2,1,2,3,6. Find out the number of page faults, hit ratio, and miss ratio if there are 4-page frames, for the FIFO, Optimal, and LRU page replacement algorithms. And identify which algorithm generates high page faults.

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