Which one is default?
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What are some typical functions of job tracker in hadoop?
How can one check whether NameNode is working or not?
What happens if you don?t override the mapper methods and keep them as it is?
How can you native libraries be included in yarn jobs?
What does name-node mean in hadoop?
How to debug Hadoop code?
Explain how can you debug hadoop code?
What are the port numbers of job tracker?
Ideally what should be the replication factor in hadoop?
Explain what is jobtracker in hadoop? What are the actions followed by hadoop?
Can hadoop replace relational database?
What did mean by data-node?
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