问题详情

A virtual memory system has five virtual pages numbered zero through four and three page frames. All the page frames are initially empty. How many page faults are generated with the following access sequence using a FIFO replacement policy？ () 0 1 2 3 0 1 4 0 1 2 3 4
A．8
B．9
C．10
D．7请帮忙给出正确答案和分析，谢谢！