Dell-EMC
E20-065 · Question #52
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…
The correct answer is D. MapReduce is not ideal when the processing of one dataset depends on another. See the full explanation below for the reasoning.
Question
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?
Options
- AMapReduce works best on unstructured data
- BThere is no problem; MapReduce accommodates all the data
- CMapReduce can only parse one file at a time.
- DMapReduce is not ideal when the processing of one dataset depends on another.
How the community answered
(60 responses)- A5% (3)
- B12% (7)
- C2% (1)
- D82% (49)
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