What is the default block size in hdfs?


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More Apache Hadoop Interview Questions

What is Your Cluster size ?

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How to configure hadoop to reuse JVM for mappers?

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Which are the two types of 'writes' in HDFS?

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when hadoop enter in safe mode?

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Explain the shuffle?

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Explain the wordcount implementation via hadoop framework ?

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How the Client communicates with HDFS?

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Define a job tracker?

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Explain how is hadoop different from other data processing tools?

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What is the functionality of jobtracker in hadoop? How many instances of a jobtracker run on hadoop cluster?

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On what basis data will be stored on a rack?

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Is map like a pointer?

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