What kind of hardware is best for hadoop?
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Can you explain logistic regression?
Can you explain record reader?
What is purpose of RecordWriter in Hadoop?
What is High Availability feature in Hadoop2?
Clarify what a task tracker is in hadoop?
Can you define a checkpoint?
What is Reducer in Hadoop?
What are input format, input split & record reader and what they do?
Ideally what should be replication factor in a Hadoop cluster?
Which one is default?
Tell me some major benefits of Hadoop?
What are the features of Fully-Distributed mode?
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