How will format the HDFS ?
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What is the difference between Hadoop and Traditional RDBMS?
How to come out of the insert mode?
What is a Task instance in Hadoop? Where does it run?1
Explain the basic difference between traditional rdbms and hadoop?
What is compute and Storage nodes?
Explain how can we change the split size if our commodity hardware has less storage space?
What is the heartbeat used for?
What is 'Key value pair' in HDFS?
What is difference between secondary namenode, checkpoint namenode & backupnod secondary namenode, a poorly named component of hadoop?
Define a commodity hardware? Does commodity hardware include ram?
What is unstructured data?
What is high availability in hadoop?
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