In which location name node sores its metadata and why?
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According to IBM, what are the three characteristics of Big Data?
After increasing the replication level, I still see that data is under replicated. What could be wrong?
Who are ‘Data Scientists’?
Explain Hadoop streaming?
Do we require two servers for the namenode and the datanodes?
What happen if one of the datanodes has much slower cpu?
What is High Availability feature in Hadoop2?
Where are Hadoop’s configuration files located?
Explain how Hadoop cluster hardware planning and provisioning is done?
What are the hadoop configuration files at present?
What happens if you get a ‘connection refused java exception’ when you type hadoop fsck /?
Explain what is storage and compute nodes?
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