What are the modules that constitute the Apache Hadoop 2.0 framework?
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Are Namenode and job tracker on the same host?
Why do we use HDFS for applications having large data sets and not when there are lot of small files?
did you maintain the hadoop cluster in-house or used hadoop in the cloud?
What happens to a NameNode that has no data?
How many Daemon processes run on a Hadoop system?
What is HDFS block size and what did you chose in your project?
Which one is default InputFormat in Hadoop ?
How to enable recycle bin in hadoop?
What are the limitations of importing RDBMS tables into Hcatalog directly?
How is the option in Hadoop to skip the bad records?
how can we change Replication Factor?
How to change from su to cloudera?