What is the function of ApplicationMaster?
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Give the use of the bootstrap panel.
What is a heartbeat in HDFS?
how to share the metastore within multiple users?
Where is the Mapper Output intermediate kay-value data stored ?
Define a datanode?
What are the Basics of Hadoop?
Explain a simple Map/Reduce problem.
What if rack 2 and datanode fails?
Command to format the NameNode?
What is configuration of a typical slave node on Hadoop cluster? How many JVMs run on a slave node?
What is HDFS - Hadoop Distributed File System?
What do shuffling do?
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