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Point out the correct statement.

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Point out the correct statement.

(a) Removing a member to the replica set does not always increase the fault tolerance

(b) The secondary is the only member in the replica set that receives write operations

(c) Fault tolerance is an effect of replica set size, but the relationship is not direct

(d) None of the mentioned

I had been asked this question in a job interview.

Asked question is from Replica Set Deployment Architectures topic in portion Replication Concepts, Processes and Replication Set of MongoDB

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Right choice is (c) Fault tolerance is an effect of replica set size, but the relationship is not direct

Easiest explanation: Additional members can provide support for dedicated functions, such as backups or reporting.

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