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 For FIFO page replacement algorithms with 4 frames, the number of page faults is :

Consider the following page reference string : 1 2 3 4 2 1 5 6 2 1 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 For FIFO page replacement algorithms with 4 frames, the number of page faults is :
A.	16
B.	15
C.	14
D.	11
Answer» D. 11