what is SPF?
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What is a namenode? How many instances of namenode run on a hadoop cluster?
How do you categorize a big data?
What is high availability in hadoop?
How blocks are distributed among all data nodes for a particular chunk of data?
Can we have multiple entries in the master files?
Mention what is the use of Context Object?
Is hadoop obsolete?
Can we do online transactions(oltp) using hadoop?
Why password is needed in ssh localhost?
What happens in a textinputformat?
On What concept the Hadoop framework works?
How the Client communicates with HDFS?
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