Q. The standard replica set deployment for production system is a ___-member replica set.

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Q. _________ 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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Q. Point out the correct statement.

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Q. Without a primary, a replica set cannot accept ________ operations.

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Q. _________ member is used to support dedicated functions, such as backup or reporting.

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Q. To protect your data if your main data center fails, keep at least _______ member in an alternate data center.

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Q. What should be the priority of member to prevent them from becoming primary?

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Q. _________ sets also allow the routing of read operations to specific machines.

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Q. Replica sets provide high availability using automatic ________

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Q. Point out the wrong statement.

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Q. Failover allows a ________ member to become primary if primary is unavailable.

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Q. Sometimes the failover process may require a ____________ during operation.

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Q. Point out the correct statement.

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Q. MongoDB writes the rollback data to BSON files in the rollback/ folder under the database’s ________ directory.

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Q. The names of rollback files have the following form.

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Q. _________ is used to read the contents of the rollback files.

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Q. Use ______ to apply the changes to the new primary after rollback.

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Q. mongorestore recreates indexes recorded by _____________

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Q. The __________ of a replica set affects the outcome of failover situations.

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Q. Point out the wrong statement.

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