Clarify what webdav is in hadoop?
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What are the core methods of a Reducer?
What are the port numbers of job tracker?
What mode(s) can hadoop code be run in?
Mention what does the text input format do?
What are some typical functions of job tracker in hadoop?
What does rack awareness algorithm means?
What is Chain Mapper?
What is CAP Theorem? What aspects does Hadoop support from this theorem?
What does rack awareness mean?
What is replication factor?
Hadoop achieves parallelism by dividing the tasks across many nodes, it is possible for a few slow nodes to rate-limit the rest of the program and slow down the program. What mechanism Hadoop provides to combat this?
What are the features of Fully-Distributed mode?
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