What is HDFS Block size? How is it different from traditional file system block size?
Explain the benefits of block transfer?
What is the purpose of RawComparator interface?
What hadoop does in safe mode?
Explain the overview of hadoop history breifly?
How can I install Cloudera VM in my system?
How to keep HDFS cluster balanced?
How does master slave architecture in the hadoop?
Rack awareness of Namenode?
What is HDFS Block size? How is it different from traditional file system block size?
What are channel selectors?
How can we check whether namenode is working or not?
What are the limitations of importing RDBMS tables into Hcatalog directly?
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