What is the jobtracker?


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More Apache Hadoop Interview Questions

On what basis Namenode will decide which datanode to write on?

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What is MapFile?

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What do you understand from Node redundancy and is it exist in hadoop cluster?

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how is a file of the size 1 GB uncompressed

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Does hadoop always require digital data to process?

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What is salary of hadoop developer?

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What is nlineoutputformat?

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What is 'Key value pair' in HDFS?

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What does /var/hadoop/pids do?

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Explain the core components of hadoop?

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Explain the features of stand alone (local) mode?

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What is small file problem in hadoop?

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