What is the job of blend () and repartition () in Map Reduce?
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How to specify more than one directory as input in the Hadoop MapReduce Program?
What are the various input and output types supported by mapreduce?
What are the identity mapper and reducer in MapReduce?
what is a sequence file in Hadoop?
Which one will you decide for an undertaking – Hadoop MapReduce or Apache Spark?
What is the problem with the small file in Hadoop?
How is mapreduce related to cloud computing?
How is reporting controlled in hadoop?
Explain what is “map” and what is "reducer" in hadoop?
Which among the two is preferable for the project- Hadoop MapReduce or Apache Spark?
Different ways of debugging a job in MapReduce?
What is an identity mapper and identity reducer?
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