List Hadoop’s three configuration files?
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What is the non dfs used?
What is the job tracker role in hadoop?
What is hadoop? Name the main components of a hadoop application?
Explain how Hadoop cluster hardware planning and provisioning is done?
Is it possible to provide multiple input to Hadoop? If yes then how can you give multiple directories as input to the Hadoop job?
What is Chain Mapper?
What does hadoop-metrics.properties file do?
How to do ‘map’ and ‘reduce’ works?
What is the difference between namenode and datanode in hadoop?
Why slaves limited to 4000 in hadoop version 1?
What is the role of the namenode?
List out the different stream grouping in apache storm?
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