What is a Heartbeat in Hadoop?
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What happens in text format?
What are the core components of Hadoop?
What are the main components of hadoop?
What are input format, input split & record reader and what they do?
What is the relationship between Jobs and Tasks in Hadoop?
What are the features of Pseudo mode?
Which directory does hadoop install to?
What is TextInputFormat in Hadoop?
What happen if one of the datanodes has much slower cpu?
What is configured in /etc/hosts and what is its role in setting Hadoop cluster?
Can we write map reduce program in other than java programming language. How?
List some use cases where classification machine learning algorithms can be used.
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