Why is Data Block size set to 128 MB in Hadoop?
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What is the best practice to deploy the secondary name node?
What is a record reader?
What is the default replication factor in Hadoop and how will you change it?
Compare Hadoop and RDBMS?
List of the some best tools that can be useful for data-analysis?
For using hadoop list the network requirements?
What is a namenode?
Which language is more suitable for text analytics? R or python?
Explain in which directory hadoop is installed?
Is there another way to check whether Namenode is working?
What happen when namenode enters in safemode in hadoop?
What is Small File Problem in Hadoop? How can it be resolved?
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