Explain JobConf in MapReduce.
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Difference between mapreduce and spark
Is there any point of learning mapreduce, then?
Explain about the partitioning, shuffle and sort phase
What do you understand by compute and storage nodes?
What happen if the number of the reducer is 0 in MapReduce?
What is the key- value pair in MapReduce?
What is partitioning in MapReduce?
Explain the Reducer's Sort phase?
Developing a MapReduce Application?
What is RecordReader in a Map Reduce?
What is a partitioner and how the user can control which key will go to which reducer?
Map reduce jobs take too long. What can be done to improve the performance of the cluster?
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