___________ replicas maintain a copy of the data on the primary using built-in replication.(a) Primary(b) Secondary(c) Backup(d) All of the mentionedThe question was asked during an interview.The above asked question is from Big data and MongoDB in section MongoDB and noSQL Concepts of MongoDB

___________ replicas maintain a copy of the data on the primary using

1.	___________ replicas maintain a copy of the data on the primary using built-in replication.(a) Primary(b) Secondary(c) Backup(d) All of the mentionedThe question was asked during an interview.The above asked question is from Big data and MongoDB in section MongoDB and noSQL Concepts of MongoDB
Answer» The correct ANSWER is (b) Secondary To explain I would say: When a PRIMARY REPLICA FAILS, the replica set automatically conducts an election process to determine which secondary should become the primary.

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