What are the functionalities of jobtracker?


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More Apache Hadoop Interview Questions

Mention what are the data components used by Hadoop?

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Explain InputFormat?

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what should be the ideal replication factor in hadoop?

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Define a commodity hardware? Does commodity hardware include ram?

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What is the purpose of button groups?

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What is the difference between traditional RDBMS and Hadoop?

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How would you tackle counting words in several text documents?

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What is a block and block scanner in HDFS?

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What are channel selectors?

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How does an hadoop application look like or their basic components?

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How Mapper is instantiated in a running job?

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What do you know by storage and compute node?

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