Which language is more suitable for text analytics? R or python?
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Explain the usage of Context Object?
Mention how hadoop is different from other data processing tools?
What is heartbeat in hadoop?
Can you explain edge nodes in hadoop?
Define a record reader?
What are the functionalities of jobtracer?
Mention what are the most common input formats defined in hadoop?
Define data cleansing?
What is check pointing in hadoop?
What type of data hadoop can handle ?
What is the difference between namenode and datanode in hadoop?
Do we need to place 2nd and 3rd data in rack 2 only?
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