What do you understand by compute and storage nodes?
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Write a short note on the disadvantages of mapreduce
Where sorting is done on mapper node or reducer node in MapReduce?
Is it legal to set the number of reducer task to zero? Where the output will be stored in this case?
What are the the issues associated with the map and reduce slots based mechanism in mapReduce?
How to optimize MapReduce Job?
Explain job scheduling through JobTracker
what is a Task Tracker in Hadoop?
what are the three modes in which Hadoop can be run?
Is Mapreduce Required For Impala? Will Impala Continue To Work As Expected If Mapreduce Is Stopped?
What is a mapreduce algorithm?
What are the various InputFormats in Hadoop?
What is the purpose of textinputformat?
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