What is the jobtracker?


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More Apache Hadoop Interview Questions

How is security achieved in Apache Hadoop?

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What happens to job tracker when namenode is down?

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In which location Name Node stores its Metadata and why?

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What is a speculative execution in Apache Hadoop MapReduce?

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What is salary of hadoop developer?

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How can one increase replication factor to a desired value in Hadoop?

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What is Hadoop?

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What do you know by storage and compute node?

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What is the use of combiners in the hadoop framework?

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Is client the end user in HDFS?

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Explain a simple Map/Reduce problem.

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How to change Replication Factor For below cases ?

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