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How does MapReduce framework view its input internally?
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Explain Working of MapReduce?
How do reducers communicate with each other?
How to get the single file as the output from MapReduce Job?
Write a short note on the disadvantages of mapreduce
What main configuration parameters are specified in mapreduce?
What is Data Locality in Hadoop?
How to set the number of mappers to be created in MapReduce?
What is the process of changing the split size if there is limited storage space on Commodity Hardware?
how is data partitioned before it is sent to the reducer if no custom partitioner is defined in Hadoop?
Explain about the partitioning, shuffle and sort phase in MapReduce?
What is the input type/format in MapReduce by default?
What is difference between a MapReduce InputSplit and HDFS block
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