What main configuration parameters are specified in mapreduce?


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More MapReduce Interview Questions

What is a partitioner and how the user can control which key will go to which reducer?

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What is the Reducer used for?

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What is the difference between Reducer and Combiner in Hadoop MapReduce?

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Does Partitioner run in its own JVM or shares with another process?

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When should you use a reducer?

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Is Mapreduce Required For Impala? Will Impala Continue To Work As Expected If Mapreduce Is Stopped?

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What combiners is and when you should use a combiner in a MapReduce Job?

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How can we assure that the values regarding a particular key goes to the same reducer?

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What is map/reduce job in hadoop?

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What are the four essential parameters of a mapper?

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Explain what are the basic parameters of a mapper?

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Is it possible to search for files using wildcards?

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