What is streaming in Hadoop?
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If no custom partitioner is defined in Hadoop then how is data partitioned before it is sent to the reducer?
What are the important features of hadoop?
What is the hadoop-core configuration?
If the hadoop administrator needs to make a change, which configuration file does he need to change?
Clarify what is sqoop in hadoop?
Clarify what jobtracker is in hadoop? What are the activities followed by hadoop?
What is Reducer in Hadoop?
What is Federation?
What is the use of context object?
Mention what are the three modes in which hadoop can be run?
Why is checkpointing important in hadoop?
What is a commodity hardware? Does commodity hardware include RAM?
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