What is the inputsplit in map reduce software?
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When is it suggested to use a combiner in a MapReduce job?
How do ‘map’ and ‘reduce’ work?
Can we set the number of reducers to zero in MapReduce?
How is Spark not quite the same as MapReduce? Is Spark quicker than MapReduce?
What is a RecordReader in Hadoop MapReduce?
What do you mean by data locality?
What are combiners? When should I use a combiner in my MapReduce Job?
Explain combiners.
What is the difference between HDFS block and input split?
What is the input type/format in MapReduce by default?
What is a TaskInstance?
Explain Working of MapReduce?
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