9.13

a.

1. 0

2. When a new page is associated with that frame

3. When one of the pages associated with frame is no longer required .

4.Find  a  frame with the smallest counter and then use FIFO for breaking ties .

b. 14 page faults

c. 11 page faults

 

Question: How dose second chance page-replacement algorithm work?
The basic algorithm of second-chance replacement is a FIFO replacement algorithm. When a page has been selected, however, we inspec