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Consider the following snapshot of a system:
Process Maximum
A
B
C
D
R1 R2 R3 R1 R2
R3
6
4 3 0 1
0
3 2 2 2
0
0
7
3
0
2
2 2
2 1 1
ON
Allocation
222
Which of the following is not a safe sequence?
(a) P1 P3 PO➜P2
(b) P1 P3 P2➜PO
(c) P3 P1 P2 →PO
(d) All the above
Available resources
R1
3
R2
2
R3
4

What algorithm is used to calculate the shortest path between two vertices in a
graph?
Select the correct Options:
A. Breadth First Search
B. Depth First Search
C. Dijkstra's shortest path algorithm
D. All of the above

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