Compare RDBMS with Hadoop MapReduce.
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What MapReduce framework consists of?
How do you stop a running job gracefully?
Explain what is shuffling in mapreduce?
Explain the process of spilling in Hadoop MapReduce?
What is a TaskInstance?
What is the key- value pair in Hadoop MapReduce?
How does Hadoop Classpath plays a vital role in stopping or starting in Hadoop daemons?
Why MapReduce uses the key-value pair to process the data?
When is it not recommended to use MapReduce paradigm for large scale data processing?
How to optimize MapReduce Job?
Which Sorting algorithm is used in Hadoop MapReduce?
How does inputsplit in mapreduce determines the record boundaries correctly?
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