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The Mapper implementation processes one line at a time via _________ method.

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The Mapper implementation processes one line at a time via _________ method.

(a) map

(b) reduce

(c) mapper

(d) reducer

The question was asked during an interview.

My question is taken from Mapreduce Development in portion Developing a MapReduce Application of Hadoop

1 Answer

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Best answer
Right choice is (a) map

Explanation: The Mapper outputs are sorted and then partitioned per Reducer.

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