Question

Consider the following page reference string 1 2 3 4 1 2341234121231.

Which of the following statements are correct?

I. The number of page faults using FIFO and LRU will be same using 3 empty frames.

II. The number of page faults using optimal page replacement algorithm and LRU will be same using 3 empty frames.

The number of page faults using optimal page replacement algorithm will be using 3 empty frames and 2 empty frames.

same

IV. The number of page faults using FIFO, LRU and optimal page replacement algorithm

will be same using 4 empty frames.

(A)I and II (B) I and IV

(C) I, III and IV

(D) I, II and III​

Answer 1

Answer:

I. The number of page faults using FIFO and LRU will be same using 3 empty frames. The number of page faults using optimal page replacement ...