Explain why do we need hadoop?


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More Apache Hadoop Interview Questions

How to use Apache Zookeeper command line interface?

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How we can change Replication factor when Data is on the fly?

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Explain the overview of hadoop history breifly?

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Can we have multiple entries in the master files?

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Define a commodity hardware? Does commodity hardware include ram?

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How to configure hadoop to reuse JVM for mappers?

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What are the benefits of block transfer?

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What is a checkpoint?

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Define tasktracker.

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Name some companies that use Hadoop?

0 Answers   Airtel,


What is inputformat in hadoop?

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What are the modes in which Apache Hadoop run?

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