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QUESTION 1 [7 MARKS] (b) Consider the page references string: 7,0,1,2,0,3, 0, 4, 2,3,0,3,2,1 with correct by using the optimal Replacement algorithm, find how many page faults would occur using different number of frames. Fill up the box answer. i. 3 frames STRING 7 0 1 2 0 | 0 4 2 3 0 3 2 1 FRAME O 7 7 7 FRAME 1 0 0 FRAME 2 1 Number of page faults = ii. 4 frames. STRING 7 0 1 2 0 3 lo 4 2 3 0 3 2 1 FRAME O 7 7 7 7 FRAME 1 0 0 lo FRAME 2 1 1 FRAME 3 1 Number of page faults = iii. Compare and discuss in term of page faults occurred. Based on the result above, we can conclude that if the number of frames then the number of page faults is