How is the distance between two nodes defined in Hadoop?
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Why the name ‘hadoop’?
What is Rack Awareness in Apache Hadoop?
Is fs.mapr.working.dir a single directory?
What is oozie in hadoop?
What is 'Key value pair' in HDFS?
How blocks are distributed among all data nodes for a particular chunk of data?
Explain the basic difference between traditional rdbms and hadoop?
What is a spill factor with respect to the ram?
Which are the two types of 'writes' in HDFS?
What are the problems with Hadoop 1.0?
Does this lead to security issues?
Who invented hadoop?
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