How to handle bad records during parsing?
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Can we deploy job tracker other than name node?
What is throughput in Hadoop?
What is Chain Mapper?
Which database is used in hadoop?
What a task tracker is in hadoop?
What is difference between reducer and combiner?
What are the side data distribution techniques?
Clarify what a task tracker is in hadoop?
Explain how can we check whether namenode is working or not?
What is the number of default partitioner in hadoop?
What happens when two clients try to access the same file in the hdfs?
Can you define a checkpoint?
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