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ISRO | ISRO CS 2011 | Question 10

Below is the precedence graph for a set of tasks to be executed on a parallel processing system S. What is the efficiency of this precedence graph on S if each of the tasks T1, T2, T3,....T8 takes the same time and the system S has five processors?

(A)

25%

(B)

40%

(C)

50%

(D)

90%

Answer

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