Operating Systems - Old Questions

2.  Given references to the following pages by a program, 0, 9, 0, 1, 8, 1, 8, 7, 8, 7, 1, 2, 8, 2, 7, 8, 2, 3, 8, 3. How many page faults will occur if the program has three page frames for each of the following algorithms?

a.       FIFO

b.      Optimal

c.       Second Chance

d.      LRU