please answer it

QUESTION 11 Consider the following sequence of page references, for a memory with three frames, all are initially empty: 2,3,4,2,1,3,7,5,4,3 Indicate the contents of memory after each reference, under the Optimal page replacement algorithm and also find how many page faults would occur during this sequence of references. Frame-1 Frame 2 Frame-3 page fault Total no of page faults = Attach File Browse My Computer