Where do you specify the Mapper Implementation?


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More Apache Hadoop Interview Questions

What are the two main components of ResourceManager?

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What happens in a textinputformat?

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Should we use RAID in Hadoop or not?

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How is hadoop different from other data processing tools?

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Is hadoop obsolete?

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How can we change the split size if our commodity hardware has less storage space?

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What is a JobTracker in Hadoop? How many instances of JobTracker run on a Hadoop Cluster?

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What is Your Cluster size ?

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Explain the features of fully distributed mode?

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What is hbase in hadoop?

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What is zookeeper in hadoop?

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What is the use of combiners in the hadoop framework?

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