How many InputSplits will be made by hadoop framework?
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Why aggregation cannot be done in Mapper?
Compare Hadoop and RDBMS?
What is LazyOutputFormat in Hadoop?
What are the parameters of mappers and reducers?
What does rack awareness algorithm means and why is it utilized as a part of hadoop?
How can you set an arbitrary number of Reducers to be created for a job in Hadoop?
What do you know about yarn?
Clarify what jobtracker is in hadoop? What are the activities followed by hadoop?
List some use cases where classification machine learning algorithms can be used.
Can you explain edge nodes in hadoop?
Is Namenode machine same as DataNode machine as in terms of hardware in Hadoop?
How ordering in hdfs is finished?
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