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  1. Categories >> Software >> Big Data >> Hadoop >> Hadoop General
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What are the core methods of a Reducer?

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More Hadoop General Interview Questions

Can you define a checkpoint?

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List some use cases where classification machine learning algorithms can be used.

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What are the main features and Characteristics of Hadoop which makes it the most popular and powerful Big Data tool?

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Why slaves limited to 4000 in hadoop version 1?

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Clarify what is sequence file input format?

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What is a Heartbeat in Hadoop?

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Ideally what should be replication factor in a Hadoop cluster?

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Can I set the number of reducers to zero?

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What type of data hadoop can handle ?

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What is the number of default partitioner in hadoop?

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What are the functionalities of jobtracer?

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Mention how hadoop is different from other data processing tools?

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