How does inputsplit in mapreduce determines the record boundaries correctly?


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More MapReduce Interview Questions

How can we control particular key should go in a specific reducer?

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Difference between mapreduce and spark

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How to overwrite an existing output file/dir during execution of Hadoop MapReduce jobs?

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Which are the methods in the mapper interface?

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What is the need of MapReduce in Hadoop?

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what does the conf.setMapper Class do ?

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Mention what is the hadoop mapreduce apis contract for a key and value class?

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What is a scarce system resource?

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How to set the number of reducers?

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What is a Speculative Execution in Hadoop MapReduce?

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Whether the output of mapper or output of partitioner written on local disk?

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What are the advantages of using map side join in mapreduce?

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