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What are the various InputFormats in Hadoop?
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More MapReduce Interview Questions
Clarify what combiners are and when you should utilize a combiner in a map reduce job?
What is OutputCommitter?
What is streaming?
Define Writable data types in MapReduce?
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What is the best way to copy files between HDFS clusters?
Map reduce jobs take too long. What can be done to improve the performance of the cluster?
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