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Hadoop General Interview Questions
Un-Answered Questions { Hadoop General }
Is there another way to check whether Namenode is working?
Mention what is the data storage component used by hadoop?
What does rack awareness algorithm means?
Explain what is hadoop?
Clarify what is sequence file input format?
What does the file hadoop-metrics.properties do?
Is Namenode machine same as DataNode machine as in terms of hardware in Hadoop?
What is difference between secondary namenode, checkpoint namenode & backupnode?
What is the procedure for namenode recovery?
What is the non dfs used?
Explain how Hadoop cluster hardware planning and provisioning is done?
Explain what is sequencefileinputformat?
Is nosql follow relational db model?
What are the port numbers of namenode?
Do we need to place 2nd and 3rd data in rack 2 only?
