DBS-C01 · Question #331
A company is using an Amazon RDS for MySQL DB instance for a production application. During the company's upcoming scheduled maintenance window, a database specialist will perform a major version…
The correct answer is C. Create read replica of the DB instance. Upgrade the version on the read replica. Promote the. https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_UpgradeDBInstance.MariaD B.html#USER_UpgradeDBInstance.MariaDB.Major
Question
A company is using an Amazon RDS for MySQL DB instance for a production application. During the company's upcoming scheduled maintenance window, a database specialist will perform a major version upgrade to the DB instance. The application is critical, so the company wants to minimize the maintenance time and allow for a rollback if a problem occurs. Which solution will meet these requirements?
Options
- AEnable the automatic upgrade option by using the AWS Management Console. Amazon RDS will
- BCreate a new DB instance that has the desired version. Configure AWS Database Migration
- CCreate read replica of the DB instance. Upgrade the version on the read replica. Promote the
- DCreate a read replica of the DB instance. Configure a policy to fall over to the read replica if
How the community answered
(23 responses)- A4% (1)
- B13% (3)
- C78% (18)
- D4% (1)
Explanation
https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_UpgradeDBInstance.MariaD B.html#USER_UpgradeDBInstance.MariaDB.Major
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