Explain the key benefits of using storm for real time processing?
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Explain what is webdav in hadoop?
Explain the common input formats in hadoop?
What is the best practice to deploy the secondary name node?
Why is Data Block size set to 128 MB in Hadoop?
Can you explain indexing?
What is the difference between TextInputFormat and KeyValueInputFormat class?
What is structured and unstructured data?
Give a brief overview of Hadoop history?
Did you ever ran into a lop sided job that resulted in out of memory error, if yes then how did you handled it ?
Why use hadoop?
What is the difference between a hadoop database and relational database?
According to IBM, what are the three characteristics of Big Data?
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