What is the difference between Hadoop and RDBMS?
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Name job control options specified by mapreduce.
What is the core of the job in MapReduce framework?
Explain the process of spilling in Hadoop MapReduce?
What are ‘maps’ and ‘reduces’?
Explain what is the function of mapreduce partitioner?
What is the need of MapReduce?
What is the relationship between Job and Task in Hadoop?
What is the difference between HDFS block and input split?
For a Hadoop job, how will you write a custom partitioner?
How many Reducers run for a MapReduce job?
What does a 'MapReduce Partitioner' do?
What is MapReduce? What are the syntax you use to run a MapReduce program?
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