What is difference between secondary namenode, checkpoint namenode & backupnode?
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When we send a data to a node, do we allow settling in time, before sending another data to that node?
What is JobTracker?
What happen if number of reducer is set to 0 in Hadoop?
Which directory does hadoop install to?
What is Disk Balancer in Hadoop?
Can you explain logistic regression?
What is a namenode?
If no custom partitioner is defined in Hadoop then how is data partitioned before it is sent to the reducer?
For using hadoop list the network requirements?
What is KeyValueTextInputFormat in Hadoop?
How many datanodes can run on a single Hadoop cluster?
Which database is used in hadoop?
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