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____________ class accepts the values that the ModelCountMapper object has collected.

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in Hadoop by (122k points)
____________ class accepts the values that the ModelCountMapper object has collected.

(a) AvroReducer

(b) Mapper

(c) AvroMapper

(d) None of the mentioned

This question was posed to me during an internship interview.

The origin of the question is Serialization topic in section Hadoop I/O of Hadoop

1 Answer

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Best answer
Right answer is (a) AvroReducer

Explanation: AvroReducer summarizes them by looping through the values.

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