What is optimal size of a file for distributed cache?
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What is the key- value pair in MapReduce?
Different ways of debugging a job in MapReduce?
How much space will the split occupy in Mapreduce?
What is the data storage component used by Hadoop?
Define Writable data types in Hadoop MapReduce?
what is a sequence file in Hadoop?
How is reporting controlled in hadoop?
What is a map side join?
Define the purpose of the partition function in mapreduce framework
In Hadoop, which file controls reporting in Hadoop?
What is Text Input Format?
When should you use a reducer?
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