A company uses a single-node Amazon RDS for MySQL DB instance for its production database. The DB instance runs in an AWS Region in the United States. A week before a big sales event, a new maintenance update is available for the DB instance. The maintenance update is marked as required. The company wants to minimize downtime for the DB instance and asks a database specialist to make the DB instance highly available until the sales event ends. Which solution will meet these requirements?

Topic #: - All AWS Certified Database - Specialty Questions

A. Defer the maintenance update until the sales event is over.
B. Create a read replica with the latest update. Initiate a failover before the sales event.
C. Create a read replica with the latest update. Transfer all read-only traffic to the read replica during the sales event.
D. Convert the DB instance into a Multi-AZ deployment. Apply the maintenance update. Most Voted

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