Automatic restart and ____________ of the NameNode software to another machine is not supported.(a) failover(b) end(c) scalability(d) all of the mentionedI have been asked this question by my school teacher while I was bunking the class.I'm obligated to ask this question of Data Integrity in portion Hadoop I/O of Hadoop

Automatic restart and ____________ of the NameNode software to another

1.	Automatic restart and ____________ of the NameNode software to another machine is not supported.(a) failover(b) end(c) scalability(d) all of the mentionedI have been asked this question by my school teacher while I was bunking the class.I'm obligated to ask this question of Data Integrity in portion Hadoop I/O of Hadoop
Answer» The correct option is (a) failover To explain I would SAY: If the NAMENODE MACHINE fails, manual intervention is NECESSARY.

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