Explain Hadoop Archives?
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What is streaming access?
What is streaming in Hadoop?
What jobtracker is in hadoop? What are the activities followed by hadoop?
What is High Availability feature in Hadoop2?
How many job tracker processes can run on a single Hadoop cluster?
How does hadoop achieve fault tolerance?
What is the problem with small files in Hadoop?
List out some common problems faced by data analyst?
If DataNode increases, then do we need to upgrade NameNode in Hadoop?
Can we deploy job tracker other than name node?
How to handle bad records during parsing?
Web-ui shows that half of the datanodes are in decommissioning mode. What does that mean? Is it safe to remove those nodes from the network?
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