Explain the benefits of block transfer?


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More Apache Hadoop Interview Questions

Which is the best hadoop certification?

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How to change from su to cloudera?

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What is IdentityMapper?

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Explain InputFormat?

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Explain the shuffle?

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On what basis Namenode will decide which datanode to write on?

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Does hadoop always require digital data to process?

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What is the sequencefileinputformat in hadoop?

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What is small file problem in hadoop?

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How to write a Custom Key Class?

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Name some companies that use Hadoop?

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What does ‘jps’ command do?

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