How did you debug your Hadoop code ?


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More Apache Hadoop Interview Questions

What are the limitations of importing RDBMS tables into Hcatalog directly?

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Explain how do ‘map’ and ‘reduce’ works?

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What is the difference between SQL and NoSQL?

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Is hadoop the future?

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Why is Apache Spark faster than Apache Hadoop?

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Define tasktracker.

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What is oozie in hadoop?

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What is InputSplit and RecordReader?

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explain Metadata in Namenode?

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What is a checkpoint?

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How is the distance between two nodes defined in Hadoop?

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Can you explain how do ‘map’ and ‘reduce’ work?

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