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Which of the following is the only way of running mappers?

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Which of the following is the only way of running mappers?

(a) MapReducer

(b) MapRunner

(c) MapRed

(d) All of the mentioned

I had been asked this question in my homework.

Asked question is from Mapreduce Types topic in portion MapReduce Types and Formats of Hadoop

1 Answer

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Best answer
The correct answer is (b) MapRunner

Best explanation: Having calculated the splits, the client sends them to the jobtracker.

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