Where is the output of Mapper written in Hadoop?
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Explain what is the function of mapreduce partitioner?
what happens when Hadoop spawned 50 tasks for a job and one of the task failed?
Explain InputSplit in Hadoop MapReduce?
How to submit extra files(jars, static files) for MapReduce job during runtime?
Is it possible to rename the output file?
When is the reducers are started in a MapReduce job?
how indexing in HDFS is done?
what does the conf.setMapper Class do ?
How to get the single file as the output from MapReduce Job?
Explain what is “map” and what is "reducer" in hadoop?
How to write a custom partitioner for a Hadoop MapReduce job?
What is the next step after Mapper or MapTask?
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