When should you use sequencefileinputformat?
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Name job control options specified by mapreduce.
Define MapReduce?
What are advantages of Spark over MapReduce?
Explain what you understand by speculative execution
what is a Task Tracker in Hadoop?
What are the main configuration parameters in a MapReduce program?
What is a scarce system resource?
For a job in Hadoop, is it possible to change the number of mappers to be created?
What is the difference between Hadoop and RDBMS?
What main configuration parameters are specified in mapreduce?
Can you tell us how many daemon processes run on a hadoop system?
What do you understand by the term Straggler ?
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