How will format the HDFS ?


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More Apache Hadoop Interview Questions

What is a Record Reader in hadoop?

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Explain how can we change the split size if our commodity hardware has less storage space?

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What is the function of NodeManager?

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What is the use of Combiner?

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What is IdentityMapper?

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What stored in HDFS?

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Define a commodity hardware? Does commodity hardware include ram?

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Explain the basic architecture of Hadoop?

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What does /var/hadoop/pids do?

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What is Hadoop streaming?

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what is a datanode?

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Is secondary namenode a substitute to the namenode?

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