how Hadoop is different from other data processing tools?
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What are the data components used by Hadoop?
What is RecordReader in a Map Reduce?
Where the mapper's intermediate data will be stored?
Clarify what combiners are and when you should utilize a combiner in a map reduce job?
What is the function of mapreducer partitioner?
Explain what is the function of mapreduce partitioner?
Explain what does the conf.setMapper Class do in MapReduce?
How do Hadoop MapReduce works?
How to submit extra files(jars,static files) for MapReduce job during runtime in Hadoop?
what are the most common input formats defined in Hadoop?
What are the main configuration parameters in a MapReduce program?
How hadoop mapreduce works?
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