What is formatting of the dfs?
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What is structured data?
What is the difference between traditional RDBMS and Hadoop?
How will format the HDFS ?
What is HDFS Federation?
Explain why do we need hadoop?
Mention what is the number of default partitioner in Hadoop?
If a data Node is full how it's identified?
Give the use of the bootstrap panel.
Where is the Mapper Output stored?
Rack awareness of Namenode?
What's the best way to copy files between HDFS clusters?
How can you overwrite the replication factors in HDFS?
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