How to change from su to cloudera?
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What is the meaning of speculative execution in Hadoop? Why is it important?
explain Metadata in Namenode?
Mention what is the use of Context Object?
Explain the features of fully distributed mode?
How did you debug your Hadoop code ?
How blocks are distributed among all data nodes for a particular chunk of data?
What do sorting do?
What are different types of filesystem?
What is Rack Awareness in Apache Hadoop?
What are the characteristics of hadoop framework?
What is the port number for NameNode
Is fs.mapr.working.dir a single directory?
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