What is the difference between Gen1 and Gen2 Hadoop with regards to the Namenode?


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More Apache Hadoop Interview Questions

Can hive run without hadoop?

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How will format the HDFS ?

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What are the problems with Hadoop 1.0?

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Explain the master class and the output class do?

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What is DistributedCache and its purpose?

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How can I restart namenode?

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What is difference between regular file system and HDFS?

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Why password is needed in ssh localhost?

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How to enable recycle bin in hadoop?

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

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What are different hdfs dfs shell commands to perform copy operation?

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What is the difference between Hadoop and Traditional RDBMS?

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