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In Map Reduce why map write output to Local Disk instead of HDFS?
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How to set which framework would be used to run mapreduce program?
Explain what is “map” and what is "reducer" in hadoop?
What is SequenceFileInputFormat?
Which interface needs to be implemented to create Mapper and Reducer for the Hadoop?
What is the inputsplit in map reduce software?
Can MapReduce program be written in any language other than Java?
When is the reducers are started in a MapReduce job?
Whether the output of mapper or output of partitioner written on local disk?
what is WebDAV in Hadoop?
Is it possible to search for files using wildcards?
When should you use a reducer?
What happens when the node running the map task fails before the map output has been sent to the reducer?
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