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Hadoop General Interview Questions
Un-Answered Questions { Hadoop General }
What is the block size in Hadoop?
What is the role of the secondary namenode?
What is a combiner in hadoop?
How to debug Hadoop code?
List out some common problems faced by data analyst?
What happen if a datanode loses network connection for a few minutes?
What is Balancer in Hadoop?
Can you explain edge nodes in hadoop?
Is there another way to check whether Namenode is working?
While starting hadoop services, datanode service is not running?
Define “speculative execution” in hadoop?
Mention what job does the conf class do?
What the information segments utilized by hadoop are?
What are the features of Pseudo mode?
Is Namenode machine same as DataNode machine as in terms of hardware in Hadoop?
