What is the difference between Hadoop and RDBMS?
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Is it mandatory to set input and output type/format in MapReduce?
In Hadoop, which file controls reporting in Hadoop?
How to submit extra files(jars, static files) for MapReduce job during runtime?
Explain what is distributed cache in mapreduce framework?
Explain what you understand by speculative execution
What is Hadoop Map Reduce ?
How much space will the split occupy in Mapreduce?
What is the need of MapReduce?
What is mapreduce algorithm?
What is the difference between a MapReduce InputSplit and HDFS block?
How to set which framework would be used to run mapreduce program?
What is the Reducer used for?
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