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Define a datanode?


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More Apache Hadoop Interview Questions

What is Distributed Cache?

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What does /var/hadoop/pids do?

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Explain the difference between NameNode

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shouldn't DFS be able to handle large volumes of data already?

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

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What is a Record Reader in hadoop?

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What mechanism does hadoop framework provides to synchronize changes made in distribution cache during runtime of the application?

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