What is TaskTracker?
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Explain some important features of hadoop?
What is partitioning?
In which location name node sores its metadata and why?
Is it possible to have hadoop job output in multiple directories?
What is the use of context object?
List out the some common problems faced by data analyst?
What is meant by streaming access?
List of the some best tools that can be useful for data-analysis?
What do you understand by a closure in scala?
Mention what job does the conf class do?
What is the role of the secondary namenode?
What did mean by data-node?
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