On what basis data will be stored on a rack?


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More Apache Hadoop Interview Questions

What are the most commonly defined input formats in Hadoop?

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What stored in HDFS?

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

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Where is the Mapper Output intermediate kay-value data stored ?

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Which files are used by the startup and shutdown commands?

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what is the default replication factor in HDFS?

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What do you know about nlineoutputformat?

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How did you debug your Hadoop code ?

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Explain a simple Map/Reduce problem.

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In which location Name Node stores its Metadata and why?

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Is it necessary to write jobs for hadoop in the java language?

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Explain the difference between NameNode

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