Is it legal to set the number of reducer task to zero? Where the output will be stored in this case?
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Explain InputSplit in Hadoop MapReduce?
Map reduce jobs take too long. What can be done to improve the performance of the cluster?
What is the fundamental difference between a MapReduce Split and a HDFS block?scale data processing?
how can you debug Hadoop code?
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Mention Hadoop core components?
how indexing in HDFS is done?
What is the InputSplit in map reduce ?
Can we rename the output file?
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How is mapreduce related to cloud computing?
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