What is the difference between a MapReduce InputSplit and HDFS block?
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What is the sequence of execution of map, reduce, recordreader, split, combiner, partitioner?
what is storage and compute nodes?
what job does the conf class do?
how indexing in HDFS is done?
What does a split do?
what happens in textinformat ?
What is Shuffling and Sorting in a MapReduce?
What is the need of MapReduce?
What does a 'MapReduce Partitioner' do?
what does the text input format do?
What is the relation between MapReduce and Hive?
what is a Task Tracker in Hadoop?
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