What is the role of the secondary namenode?
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Which operating system(s) are supported for production hadoop deployment?
Explain Erasure Coding in Hadoop?
List out the some common problems faced by data analyst?
Can you explain edge nodes in hadoop?
What does jps command do in Hadoop?
What do you mean by the NameNode High Availability in hadoop?
Can you define a checkpoint?
Why do we need Hadoop?
What is Identity reducer?
List of the some best tools that can be useful for data-analysis?
What happen if a datanode loses network connection for a few minutes?
What does block mean?
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