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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
Find number of page faults for FIFO (First In First Out) page replacement policy if only 3 pages can be loaded at time
Reference string: 5, 4, 3, 2, 1, 4, 3, 5, 4, 3, 2, 1, 5
Solution
Simulating FIFO with 3 frames:
5 F
5 4 F
5 4 3 F
4 3 2 F
3 2 1 F
2 1 4 F
1 4 3 F
4 3 5 F
3 5 4 F
5 4 3 F
4 3 2 F
3 2 1 F
2 1 5 F
Total page faults = 13
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