Can you tell us how many daemon processes run on a hadoop system?


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More MapReduce Interview Questions

What is the difference between Reducer and Combiner in Hadoop MapReduce?

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How does Hadoop Classpath plays a vital role in stopping or starting in Hadoop daemons?

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What are the data components used by Hadoop?

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How can you add the arbitrary key-value pairs in your mapper?

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What is reduce side join in mapreduce?

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What is identity mapper and reducer? In which cases can we use them?

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How can we assure that the values regarding a particular key goes to the same reducer?

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Write a short note on the disadvantages of mapreduce

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Difference between mapreduce and spark

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For a job in Hadoop, is it possible to change the number of mappers to be created?

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what are the three modes in which Hadoop can be run?

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what are the main configuration parameters that user need to specify to run Mapreduce Job ?

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