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What are the main components of MapReduce Job?
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More MapReduce Interview Questions
What are the fundamental configurations parameters specified in map reduce?
Why Mapper runs in heavy weight process and not in a thread in MapReduce?
Mention when to use Map reduce mode?
What is Mapper in Hadoop MapReduce?
how can you check whether Namenode is working beside using the jps command?
Why the output of map tasks are stored (spilled ) into local disc and not in hdfs?
Explain slot in Hadoop Map-Reduce v1?
Can there be no Reducer?
What is the use of InputFormat in MapReduce process?
Why can aggregation not be done in Mapper in MapReduce?
What do you mean by inputformat?
What is the Reducer used for?
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