What is a checkpoint?
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Is hadoop the future?
What is MapFile?
How to write a Custom Key Class?
What are the network requirements for using hadoop?
Is a job split into maps?
What is a Record Reader in hadoop?
Which one is default InputFormat in Hadoop ?
What is Apache Hadoop?
How to Administering Hadoop?
What is commodity hardware?
Explain the basic difference between traditional rdbms and hadoop?
Why do we use Hadoop?
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