What is Apache Hadoop?
What is the difference between rdbms and hadoop?
Did you ever ran into a lop sided job that resulted in out of memory error
What do you mean by taskinstance?
What are the default configuration files that are used in hadoop?
How to exit the vi editor?
How many JVMs run on a slave node?
Explain the use of tasktracker in the hadoop cluster?
What is oozie in hadoop?
Explain what if rack 2 and datanode fails?
Is hadoop based on google mapreduce?
What is Rack Awareness in Apache Hadoop?
How does a namenode handle the failure of the data nodes?
Which data storage components are used by hadoop?
What will be the consideration while we do Hardware Planning for Master in Hadoop architecture?