#2******** Hi, ********** Please ensure accuracy in your reply and completeness.
ID: 3857462 • Letter: #
Question
#2********
Hi,
**********
Please ensure accuracy in your reply and completeness.
Please use the chart provided in answer.
Thanks....Complete ASAP
**********************
#2
For a virtual memory system with 3 frames and 6 pages, work the page replacement for Optimal (future knowledge), FIFO, and LRU for the following stream of page references:
3,4,1,3,4,3,2,6,3,5,3,2,3,2,1,6,4,3,4,3,6,1,2
Optimal
stream
3
4
1
3
4
3
2
6
3
5
3
2
3
2
1
6
4
3
4
3
6
1
2
1
2
3
Faults
Total Faults
FIFO
stream
3
4
1
3
4
3
2
6
3
5
3
2
3
2
1
6
4
3
4
3
6
1
2
1
2
3
Faults
Total Faults
LRU
stream
3
4
1
3
4
3
2
6
3
5
3
2
3
2
1
6
4
3
4
3
6
1
2
1
2
3
Faults
Total Faults
Optimal
stream
3
4
1
3
4
3
2
6
3
5
3
2
3
2
1
6
4
3
4
3
6
1
2
1
2
3
Faults
Total Faults
Explanation / Answer
Optimal
stream
3
4
1
3
4
3
2
6
3
5
3
2
3
2
1
6
4
3
4
3
6
1
2
1
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
1
2
2
4
4
4
4
4
2
2
2
2
2
2
2
2
2
6
6
6
6
6
6
6
6
3
1
1
1
1
6
6
5
5
5
5
5
1
1
4
4
4
4
4
4
4
Faults
1
1
1
0
0
0
1
1
0
1
0
0
0
0
1
1
1
0
0
0
0
1
1
Total Faults
3
3
3
3
4
5
5
6
6
6
6
6
7
8
9
9
9
9
9
10
11
FIFO
stream
3
4
1
3
4
3
2
6
3
5
3
2
3
2
1
6
4
3
4
3
6
1
2
1
3
3
3
3
3
3
2
2
2
5
5
5
5
5
5
6
6
6
6
6
6
1
1
2
4
4
4
4
4
4
6
6
6
6
2
2
2
2
2
4
4
4
4
4
4
2
3
1
1
1
1
1
1
3
3
3
3
3
3
1
1
1
3
3
3
3
3
3
Faults
1
1
1
0
0
0
1
1
1
1
0
1
0
0
1
1
1
1
0
0
0
1
1
Total Faults
3
3
3
3
4
5
6
7
7
8
8
8
9
10
11
12
12
121
12
13
14
LRU
stream
3
4
1
3
4
3
2
6
3
5
3
2
3
2
1
6
4
3
4
3
6
1
2
1
3
3
3
3
3
3
2
6
3
5
3
2
3
2
1
6
4
3
4
3
6
1
2
2
4
4
4
4
4
3
2
6
3
5
3
2
3
2
1
6
4
3
4
3
6
1
3
1
1
1
1
4
3
2
6
6
5
5
5
3
2
1
6
6
6
4
3
6
Faults
1
1
1
0
0
0
1
1
0
1
0
1
0
0
1
1
1
1
0
0
0
1
1
Total Faults
3
3
3
3
4
5
5
6
6
7
7
7
8
9
10
11
11
11
11
12
13
Optimal
stream
3
4
1
3
4
3
2
6
3
5
3
2
3
2
1
6
4
3
4
3
6
1
2
1
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
1
2
2
4
4
4
4
4
2
2
2
2
2
2
2
2
2
6
6
6
6
6
6
6
6
3
1
1
1
1
6
6
5
5
5
5
5
1
1
4
4
4
4
4
4
4
Faults
1
1
1
0
0
0
1
1
0
1
0
0
0
0
1
1
1
0
0
0
0
1
1
Total Faults
3
3
3
3
4
5
5
6
6
6
6
6
7
8
9
9
9
9
9
10
11
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