If the hadoop administrator needs to make a change, which configuration file does he need to change?
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Which scala library is used for functional programming?
Explain the difference between an inputsplit and a block?
Which directory does hadoop install to?
How is the splitting of file invoked in Hadoop ?
Mention what are the three modes in which hadoop can be run?
What are the hadoop configuration files at present?
Explain small file problem in hadoop
Who are ‘Data Scientists’?
How will you write a custom partitioner for a Hadoop job?
What happens if the number of reducers is 0 in Hadoop?
What does secondary name-node means?
Explain the key benefits of using storm for real time processing?
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