What is cloudera and why it is used?


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More Apache Hadoop Interview Questions

What is the purpose of DataNode block scanner?

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Who invented hadoop?

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What are the different types of Znodes?

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What does job conf class do?

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How many Daemon processes run on a Hadoop system?

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Does hadoop always require digital data to process?

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Explain how do ‘map’ and ‘reduce’ works?

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How to use Apache Zookeeper command line interface?

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Explain how input and output data format of the hadoop framework?

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What is the jobtracker and what it performs in a hadoop cluster?

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What are the site-specific configuration files in Hadoop?

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Is hadoop the future?

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