What is a Combiner?


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More Apache Hadoop Interview Questions

How to come out of the insert mode?

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How is hadoop different from other data processing tools?

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What is Rack Awareness in Apache Hadoop?

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Define a namenode?

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What is yarn in hadoop?

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What exactly is hadoop?

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explain Metadata in Namenode?

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Name some companies that use Hadoop?

0 Answers   Airtel,


What do you mean by taskinstance?

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Rack awareness of Namenode?

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How many instances of JobTracker can run on a Hadoop Cluser?

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What is the purpose of RawComparator interface?

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