Define tasktracker.


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More Apache Hadoop Interview Questions

Who is a 'user' in HDFS?

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What is Apache Hadoop? Why is Hadoop essential for every Big Data application?

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Can the balancer be run while Hadoop is in use?

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How to keep HDFS cluster balanced?

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What are the main components of a Hadoop Application?

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What does job conf class do?

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If a data Node is full how it's identified?

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What are the hadoop's three configuration files?

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Is fs.mapr.working.dir a single directory?

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Explain the difference between gen1 and gen2 hadoop with regards to the namenode?

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Explain the Job OutputFormat?

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What are the four characteristics of Big Data?

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