What is the default block size in hdfs?
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Can hbase run without hadoop?
Define a job tracker?
Input Split & Record Reader and what they do?
How many Daemon processes run on a Hadoop system?
What is hadoop framework?
How many instances of JobTracker can run on a Hadoop Cluser?
Which one is default InputFormat in Hadoop ?
What is DistributedCache and its purpose?
What problems can be addressed by using Zookeeper?
explain Metadata in Namenode?
What is a checkpoint?
What is the jobtracker?
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