What is the port number for NameNode
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What is difference between regular file system and HDFS?
Is secondary namenode a substitute to the namenode?
What happens to job tracker when namenode is down?
What is cloudera and why it is used?
What is a spill factor with respect to the ram?
What are the problems with Hadoop 1.0?
What is a JobTracker in Hadoop? How many instances of JobTracker run on a Hadoop Cluster?
Can we have multiple entries in the master files?
Explain the difference between gen1 and gen2 hadoop with regards to the namenode?
Hadoop Libraries and Utilities and Miscellaneous Hadoop Applications?
Where do you specify the Mapper Implementation?
Explain the hadoop configuration files at present?
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