How do reducers communicate with each other?
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Explain the general mapreduce algorithm
What is the key- value pair in MapReduce?
Which Sorting algorithm is used in Hadoop MapReduce?
What comes in Hadoop 2.0 and MapReduce V2 YARN
In Hadoop, which file controls reporting in Hadoop?
What is the next step after Mapper or MapTask?
How to create a custom key and custom value in MapReduce Job?
What is the difference between a MapReduce InputSplit and HDFS block?
Write a short note on the disadvantages of mapreduce
how Hadoop is different from other data processing tools?
In which kind of scenarios MapReduce jobs will be more useful than PIG in Hadoop?
What main configuration parameters are specified in mapreduce?
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