What will you do when NameNode is down?
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what is the typical block size of an HDFS block?
what is meaning Replication factor?
In cloudera there is already a cluster, but if I want to form a cluster on ubuntu can we do it?
What is Schema on Read and Schema on Write?
What are the core components of Apache Hadoop?
What is Hadoop Custom partitioner ?
What is compute and Storage nodes?
Define a daemon?
What is the problem with HDFS and streaming data like logs
What do slaves consist of?
What is the difference between SQL and NoSQL?
On what basis data will be stored on a rack?
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