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Q4 Single choice

A data engineer is asked to process several large datasets using MapReduce. Upon initial inspection the engineer realizes that there are complex interdependencies between the datasets.

Why is this a problem?

A
MapReduce works best on unstructured data
B
There is no problem; MapReduce accommodates all the data
C
MapReduce can only parse one file at a time.
D
MapReduce is not ideal when the processing of one dataset depends on another.

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