How many daemon processes run on a hadoop cluster?
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What is check pointing in hadoop?
What happens when two clients try to access the same file in the hdfs?
Mention what daemons run on a master node and slave nodes?
How can we create a hadoop cluster from scratch?
Is it possible to provide multiple input to Hadoop? If yes then how?
Who are ‘Data Scientists’?
Explain the usage of Context Object?
How can one check whether NameNode is working or not?
Is Namenode machine same as DataNode machine as in terms of hardware?
What is winutils hadoop?
While starting hadoop services, datanode service is not running?
What is Federation?
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