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Q. |
Parallel Overhead is |
A. | Observed speedup of a code which has been parallelized, defined as: wall-clock time of serial execution and wall-clock time of parallel execution |
B. | The amount of time required to coordi- nate parallel tasks. It includes factors such as: Task start-up time, Synchro- nizations, Data communications. |
C. | Refers to the hardware that comprises a given parallel system - having many processors |
D. | None of these |
Answer» B. The amount of time required to coordi- nate parallel tasks. It includes factors such as: Task start-up time, Synchro- nizations, Data communications. |
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