How to restart Namenode?


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More Apache Hadoop Interview Questions

What alternate way does HDFS provides to recover data in case a Namenode

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Are Namenode and job tracker on the same host?

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What is a block and block scanner in HDFS?

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Why are the number of splits equal to the number of maps?

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Can hbase run without hadoop?

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What is your favourite tool in the hadoop ecosystem?

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how is a file of the size 1 GB uncompressed

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What is Schema on Read and Schema on Write?

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What is IdentityMapper?

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How is the distance between two nodes defined in Hadoop?

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What are the main components of a Hadoop Application?

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Explain a simple Map/Reduce problem.

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