What is MapReduce?
Answer / bindu
It is data processing layer of hadoop.map and reduce are the two tasks for processing data in hadoop.
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What is the need of MapReduce in Hadoop?
How many numbers of reducers run in Map-Reduce Job?
Define Writable data types in MapReduce?
What is Reducer in MapReduce?
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Explain the features of Apache Spark because of which it is superior to Apache MapReduce?
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Mention what are the main configuration parameters that user need to specify to run mapreduce job?
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What is MapReduce? What are the syntax you use to run a MapReduce program?
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