S1: An increase in the number of page frames allotted to a process always increases the page fault rate in FIFO page replacement policy, regardless of the page reference sequence
S2: FIFO belongs to the class of page replacement algorithm called STACK algorithm
1
S1 is correct and S2 is incorrect
2
S1 is incorrect and S2 is correct
3
Both S1 and S2 are correct
4
Both S1 and S2 are incorrect