Why comparison of types is important for MapReduce?
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What is RecordReader in a Map Reduce?
How to specify more than one directory as input in the Hadoop MapReduce Program?
What is the key- value pair in MapReduce?
What is mapreduce algorithm?
How many Mappers run for a MapReduce job?
How does fault tolerance work in mapreduce?
what is distributed cache in mapreduce framework?
Explain the features of Apache Spark because of which it is superior to Apache MapReduce?
Different ways of debugging a job in MapReduce?
Explain the sequence of execution of all the components of MapReduce like a map, reduce, recordReader, split, combiner, partitioner, sort, shuffle.
Why Hadoop MapReduce?
Does Partitioner run in its own JVM or shares with another process?
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