What stored in HDFS?


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More Apache Hadoop Interview Questions

how is a file of the size 1 GB uncompressed

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How would you use Map/Reduce to split a very large graph into smaller pieces and parallelize the computation of edges according to the fast/dynamic change of data?

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Mention what are the data components used by Hadoop?

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Can you tell us more about ssh?

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What is the main purpose of HDFS fsck command?

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Who is a 'user' in HDFS?

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On which port does ssh work?

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How indexing is done in HDFS?

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What is Input Split in hadoop?

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What are different types of filesystem?

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How to restart Namenode?

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What is the meaning of the term "non-DFS used" in Hadoop web-console?

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