On what basis name node distribute blocks across the data nodes?
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What is HDFS block size and what did you chose in your project?
What do the master class and the output class do?
What is rack-aware replica placement policy?
what is the default replication factor in HDFS?
What is Hadoop Custom partitioner ?
Suppose Hadoop spawned 100 tasks for a job and one of the task failed. What will Hadoop do?
What are the additional benefits YARN brings in to Hadoop?
Why password is needed in ssh localhost?
what are the steps involved in commissioning adding
Which are the three main hdfs-site.xml properties?
Which are the two types of 'writes' in HDFS?
what is meaning Replication factor?