Is it necessary to write a mapreduce job in java?


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More MapReduce Interview Questions

How to specify more than one directory as input to the MapReduce Job?

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Write a Mapreduce Program for Character Count ?

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Where the mapper's intermediate data will be stored?

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What is a MapReduce Combiner?

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Explain what does the conf.setMapper Class do in MapReduce?

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What happens if the quantity of the reducer is 0 in mapreduce?

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Is it possible to split 100 lines of input as a single split in MapReduce?

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What counter in Hadoop MapReduce?

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Map reduce jobs take too long. What can be done to improve the performance of the cluster?

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What are the fundamental configurations parameters specified in map reduce?

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Compare RDBMS with Hadoop MapReduce.

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How many times combiner is called on a mapper node in Hadoop?

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