What are some of the characteristics of Hadoop framework?
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Explain what is namenode in hadoop?
What is heartbeat in hadoop?
What does the file hadoop-metrics.properties do?
What are the port numbers of task tracker?
How do you overwrite replication factor?
How would an hadoop administrator deploy various components of hadoop in production?
Explain the usage of Context Object?
What is a record reader?
What are the actions followed by hadoop?
What are the common types of NOSQL data bases ?
What is Rack Awareness? What is its need in Hadoop?
Clarify how job tracker schedules an assignment?
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