What is single node cluster in Hadoop? for what all purposes Hadoop run on a single node cluster?
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Can you define inputsplit in hadoop?
Explain what happens when hadoop spawned 50 tasks for a job and one of the task failed?
Clarify how job tracker schedules an assignment?
What is Distributed Cache in Hadoop?
What is streaming in Hadoop?
Do we require two servers for the namenode and the datanodes?
Explain what is sequencefileinputformat?
Explain some important features of hadoop?
What are the common types of NOSQL data bases ?
Can hadoop replace relational database?
What is winutils hadoop?
What is Reducer in Hadoop?
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