Discussion :: Hadoop MCQs
- Point out the wrong statement :
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A.
It is legal to set the number of reduce-tasks to zero if no reduction is desired
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B.
The outputs of the map-tasks go directly to the FileSystem
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C.
The Mapreduce framework does not sort the map-outputs before writing them out to the FileSystem
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D.
None of the mentioned
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Answer : Option D
Explanation :
Outputs of the map-tasks go directly to the FileSystem, into the output path set by setOutputPath(Path).
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