MapReduce Types and Formats and Setting up a Hadoop Cluster?
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What is the difference between an RDBMS and Hadoop?
What are the data components used by Hadoop?
Explain what does the conf.setMapper Class do in MapReduce?
How to configure the number of the Combiner in MapReduce?
How to submit extra files(jars,static files) for MapReduce job during runtime in Hadoop?
What is the relation between MapReduce and Hive?
What is the sequence of execution of map, reduce, recordreader, split, combiner, partitioner?
What do you know about nlineinputformat?
What is an identity mapper and identity reducer?
What are the various input and output types supported by mapreduce?
In Map Reduce why map write output to Local Disk instead of HDFS?
What comes in Hadoop 2.0 and MapReduce V2 YARN
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