How many Daemon processes run on a Hadoop system?


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More Apache Hadoop Interview Questions

On which port does ssh work?

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Explain the overview of hadoop history breifly?

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What is the Use of SSH in Hadoop ?

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What is output format in hadoop?

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What is the difference between Hadoop and Traditional RDBMS?

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what are the nodes in the Hadoop cluster?

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What are combiners and its purpose?

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what is the typical block size of an HDFS block?

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What is the default block size in hdfs?

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What is Row Key?

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How can I restart namenode?

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What are the modules that constitute the Apache Hadoop 2.0 framework?

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