Explain edge nodes in hadoop?
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What is the use of recordreader in hadoop?
List Hadoop’s three configuration files?
In which location name node sores its metadata and why?
What does name-node mean in hadoop?
What kind of hardware is best for hadoop?
What is the problem with small files in Hadoop?
Explain small file problem in hadoop
Why do we need Hadoop?
Name the files which are used by the startup and shutdown commands?
How would you restart NameNode?
What is the most widely recognized info formats characterized in hadoop?
How NameNode tackle Datanode failures in Hadoop?
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