4.The complexity of the average case of an algorithm is
Options: (A)Much more complicated to analyze than that of worst case (B) Much more simpler to analyze than that of worst case (C) Sometimes more complicated and some other times simpler than that of worst case (D) None of the above 1
Options: (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 coordinate parallel tasks. It includes factors such as: Task start-up time, Synchronizations, Data communications. (C) Refers to the hardware that comprises a given parallel system - having many processors (D) None of these 1
Which of the following is not a characteristic of a daisy chaining priority control scheme?
Options: priority is programmable, it is relatively easy to add more devices to the chain, the failure of one device may affect other devices on the chain, the number of control lines is independent of the number of devices on the chain