What happen if number of reducer is set to 0 in Hadoop?
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What does rack awareness algorithm means and why is it utilized as a part of hadoop?
Mention how hadoop is different from other data processing tools?
Why we use intwritable instead of int? Why we use longwritable instead of long?
How would an hadoop administrator deploy various components of hadoop in production?
What are the four basic parameters of a mapper?
What happens in text format?
Can you give some examples of Big Data?
Who are ‘Data Scientists’?
Explain how Hadoop cluster hardware planning and provisioning is done?
Can you define a checkpoint?
Clarify what webdav is in hadoop?
What is the purpose of RecordReader in hadoop?
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