Are job tracker and task trackers present in separate machines?
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What does the mapred.job.tracker command do?
Comparison between Secondary NameNode and Checkpoint Node in Hadoop?
Can you explain bloommapfile.
What is Identity reducer?
How many daemon processes run on a hadoop cluster?
What are the port numbers of job tracker?
How to debug Hadoop code?
What are the network requirements for hadoop?
How many datanodes can run on a single Hadoop cluster?
What is Slot in Hadoop v1? Why was it removed from Hadoop v2?
How Big is ‘Big Data’?
What are the important features of hadoop?
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