What is a distributed cache in mapreduce framework?
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What is a IdentityMapper and IdentityReducer in MapReduce ?
Mention Hadoop core components?
How many Reducers run for a MapReduce job?
What MapReduce framework consists of?
Why comparison of types is important for MapReduce?
What is Output Format in MapReduce?
Define MapReduce?
What is partitioning in MapReduce?
What is the process of changing the split size if there is limited storage space on Commodity Hardware?
What are mapreduce new and old apis while writing map reduce program?. Explain how it works
Difference between mapreduce and spark
what are the three modes in which Hadoop can be run?
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