what are the basic parameters of a Mapper?
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What do you understand by mapreduce?
Is it mandatory to set input and output type/format in MapReduce?
What is Counter in MapReduce?
How many times combiner is called on a mapper node in Hadoop?
What platform and Java version is required to run Hadoop?
Where sorting is done on mapper node or reducer node in MapReduce?
Can we submit the mapreduce job from slave node?
What is Shuffling and Sorting in a MapReduce?
What combiners is and when you should use a combiner in a MapReduce Job?
what daemons run on a master node and slave nodes?
What are the steps involved in MapReduce framework?
What is the difference between Job and Task in MapReduce?
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