1.

Let f be the fraction of a computation (in terms of time) that is parallelizable, P the number of processors in the system, and sp the speed up achievable in comparison with sequential execution - then the sp can be calculated using the relation :

A. 1/ [1 - f - f/P ]
B. P/ [P - f(P + 1)]
C. 1/ [1 - f + f/P]
D. P/[ P + f(P - 1)]nn nn[B)
Answer» D. P/[ P + f(P - 1)]nn nn[B)


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