Can you define inputsplit in hadoop?
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What is distributed copy (distcp)?
How is security achieved in Hadoop?
What is the difference between TextInputFormat and KeyValueInputFormat class?
Explain what is webdav in hadoop?
How would you check whether your NameNode is working or not?
What is rack awareness in hadoop?
Can you explain hadoop streaming?
What are the main features and Characteristics of Hadoop which makes it the most popular and powerful Big Data tool?
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What are the important modes of hadoop?
Explain what happens when hadoop spawned 50 tasks for a job and one of the task failed?
Explain the common input formats in hadoop?
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