What are the problems with Hadoop 1.0?
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What are the basic available commands in Hadoop sqoop ?
Does this lead to security issues?
Can you explain how do ‘map’ and ‘reduce’ work?
Should we use RAID in Hadoop or not?
How will you make changes to the default configuration files?
Knox and Hadoop Development Tools?
Explain the basic difference between traditional rdbms and hadoop?
Explain how input and output data format of the hadoop framework?
What is yarn in hadoop?
Give the use of the bootstrap panel.
Explain the wordcount implementation via hadoop framework ?
What are the functions of NameNode?
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