What platform and Java version is required to run Hadoop?
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Is it possible to rename the output file?
Can you tell us how many daemon processes run on a hadoop system?
what is a Task Tracker in Hadoop?
What is Reduce only jobs?
What is the input type/format in MapReduce by default?
Explain the process of spilling in MapReduce?
What is the inputsplit in map reduce software?
Mention what is the hadoop mapreduce apis contract for a key and value class?
Which one will you decide for an undertaking – Hadoop MapReduce or Apache Spark?
How to write MapReduce Programs?
What is Distributed Cache in the MapReduce Framework?
what is distributed cache in mapreduce framework?
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