Difference between mapreduce and spark
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What is a "map" in Hadoop?
what are the three modes in which Hadoop can be run?
Is it possible to split 100 lines of input as a single split in MapReduce?
What does conf.setmapper class do?
How to configure the number of the Combiner in MapReduce?
What Are Good Use Cases For Impala As Opposed To Hive Or MapReduce?
What is the input type/format in MapReduce by default?
when do reducers play their role in a mapreduce task?
What is the need of MapReduce in Hadoop?
What is the role of recordreader in hadoop mapreduce?
What are the various configuration parameters required to run a mapreduce job?
what is NameNode in Hadoop?
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