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You may add an extra mongod instance to a replica set as an __________

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You may add an extra mongod instance to a replica set as an __________

(a) arbiter

(b) replicator

(c) additor

(d) all of the mentioned

I got this question during an interview.

Origin of the question is Replication in MongoDB topic in chapter Replication Concepts, Processes and Replication Set of MongoDB

1 Answer

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Best answer
Correct choice is (a) arbiter

To explain: Arbiters do not maintain a data set.

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