Have you ever used counters in hadoop?
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What are input format, input split & record reader and what they do?
What are the features of Standalone (local) mode?
List of the some best tools that can be useful for data-analysis?
What are the main components in Hadoop Eco-System and what are their functions ?
What are configuration files in Hadoop?
What are the Features of Hadoop?
How does job tracker schedule a job for the task tracker?
Why use hadoop?
What is rack awareness in hadoop?
How many job tracker processes can run on a single Hadoop cluster?
What are the port numbers of task tracker?
What happen if one of the datanodes has much slower cpu?
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