Explain some important features of hadoop?
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What is single node cluster in Hadoop? for what all purposes Hadoop run on a single node cluster?
What are the core components of Hadoop?
Name the most common input formats defined in hadoop?
Explain how is data partitioned before it is sent to the reducer if no custom partitioner is defined in hadoop?
Can you explain the common input formats in hadoop?
Can you explain hadoop streaming?
What does rack awareness mean?
What is the logistic regression?
What is Small File Problem in Hadoop? How can it be resolved?
Can we change the file cached by distributed cache
How can native libraries be included in yarn jobs?
What happen if number of reducer is set to 0 in Hadoop?
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