What is yarn in hadoop?


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More Apache Hadoop Interview Questions

Why is Apache Spark faster than Apache Hadoop?

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How many instances of a jobtracker run on hadoop cluster?

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How can I restart namenode?

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What do you know by storage and compute node?

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What is formatting of the dfs?

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What are the two main components of ResourceManager?

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

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What is Rack awareness?

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How Mapper is instantiated in a running job?

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Which data storage components are used by hadoop?

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Which command is used for the retrieval of the status of daemons running the hadoop cluster?

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What do the master class and the output class do?

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