What is a rack?
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What are the different commands used to startup and shutdown Hadoop daemons?
What are the modes in which Hadoop run?
How is the splitting of file invoked in Hadoop framework?
Explain in which directory hadoop is installed?
Can we use windows for hadoop?
Define a sequence file in hadoop?
Name the most common input formats defined in hadoop?
Can I set the number of reducers to zero?
Can you explain indexing?
What is rack awareness in hadoop?
Give a brief overview of Hadoop history?
Can hadoop replace relational database?
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