Explain wait for graph, Operating System

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Explain Wait for Graph

a. Use a resource allocation graph to derive a wait-for graph. 

b. Wait-for graph acquired by making an edge from p1 to p2 iff p1 is waiting for a resource which is allocated to p2.

c. Deadlock exists iff a cycle exists in resultant wait-for graph.

621_Wait for graph.png


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