How is mapreduce related to cloud computing?
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Mention Hadoop core components?
What combiners are and when you should utilize a combiner in a map reduce job?
Does mapreduce programming model provide a way for reducers to communicate with each other? In a mapreduce job can a reducer communicate with another reducer?
What is Shuffling and Sorting in a MapReduce?
Is it possible to rename the output file?
What is MapReduce? What are the syntax you use to run a MapReduce program?
What is the job of blend () and repartition () in Map Reduce?
With the help of two examples name the map and reduce function purpose
What is the input type/format in MapReduce by default?
how Hadoop is different from other data processing tools?
What is the default input type in MapReduce?
what are the three modes in which Hadoop can be run?
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