MapReduce Practice Test – Unlock it in 5 Minutes and 9 Seconds

Given below the Hadoop MapReduce practice test includes many questions, which will help you to crack Hadoop developer interview, Hadoop admin interview, Big Data Hadoop Interview and many more.

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3 Responses

  1. xin says:

    Q.19 Which of the following is used to make sure that all the value of a single key goes to the same reducer
    I think the answer for this question is Partitioner not the Combiner

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