Can you give us some more details about ssh communication between masters and the slaves?


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More Apache Hadoop Interview Questions

Is hadoop the future?

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

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How Mapper is instantiated in a running job?

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What is IdentityMapper?

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Can Hadoop be compared to NOSQL database like Cassandra?

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What is a Task instance in Hadoop? Where does it run?1

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What are the problems with Hadoop 1.0?

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Main Components of Hadoop?

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Explain the Job OutputFormat?

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Define a commodity hardware? Does commodity hardware include ram?

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What is the problem with HDFS and streaming data like logs

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How many instances of JobTracker can run on a Hadoop Cluser?

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