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What is the fundamental difference between a MapReduce InputSplit and HDFS block?
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Explain the general mapreduce algorithm
what happens in textinformat ?
What combiners is and when you should use a combiner in a MapReduce Job?
What is a RecordReader in Hadoop MapReduce?
What happen if the number of the reducer is 0 in MapReduce?
What is Output Format in MapReduce?
List the configuration parameters that have to be specified when running a MapReduce job.
Explain job scheduling through JobTracker
What counter in Hadoop MapReduce?
Explain what is the function of mapreduce partitioner?
How does Hadoop Classpath plays a vital role in stopping or starting in Hadoop daemons?
Illustrate a simple example of the working of MapReduce.
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