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_________ for a replica set is the number of members that can become unavailable and still leave enough members in the set to elect a primary.

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_________ for a replica set is the number of members that can become unavailable and still leave enough members in the set to elect a primary.

(a) Fault tolerance

(b) Reliability

(c) Security

(d) None of the mentioned

I got this question in final exam.

The above asked question is from Replica Set Deployment Architectures topic in chapter Replication Concepts, Processes and Replication Set of MongoDB

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Right choice is (a) Fault tolerance

The explanation: In other words, it is the difference between the number of members in the set and the majority needed to elect a primary.

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