在MapReduce编程时,如下阶段的顺序是()a.Partitionerb.Mapperc.Combinerd.Shuffle/Sort
(A)MapperPartitionerShuffle/SortCombiner
(B)MapperPartitionerCombinerShuffle/Sort
(C)MapperShuffle/SortCombinerPartioner
(D)MapperCombinerPartitionerShuffle/Sort
参考答案
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