What is a 'block' in HDFS?


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More Apache Hadoop Interview Questions

What is DistributedCache and its purpose?

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What is Safemode in Apache Hadoop?

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What is NoSQL?

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Should we use RAID in Hadoop or not?

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Explain the benefits of block transfer?

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What is nlineoutputformat?

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Explain why the name ‘hadoop’?

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How to use Apache Zookeeper command line interface?

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What is HDFS Federation?

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Explain the hadoop-core configuration?

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What is version-id mismatch error in hadoop?

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How did you debug your Hadoop code ?

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