A number of combiners can be changed or not in MapReduce?
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what are the basic parameters of a Mapper?
What is a mapreduce algorithm?
Mention Hadoop core components?
How to set the number of reducers?
Explain the process of spilling in Hadoop MapReduce?
How can we control particular key should go in a specific reducer?
When should you use a reducer?
What does a split do?
Can we submit the mapreduce job from slave node?
In MapReduce Data Flow, when Combiner is called?
What are the disservices of utilizing Apache Spark over Hadoop MapReduce?
Detail description of the Reducer phases?