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Why is output file name in Hadoop MapReduce part-r-00000?
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Can you tell us how many daemon processes run on a hadoop system?
What are the fundamental configurations parameters specified in map reduce?
What MapReduce framework consists of?
What is a MapReduce Combiner?
How to configure the number of the Combiner in MapReduce?
Explain how do ‘map’ and ‘reduce’ work?
What is Counter in MapReduce?
Explain the general mapreduce algorithm
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what does the conf.setMapper Class do ?
What are the the issues associated with the map and reduce slots based mechanism in mapReduce?
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