PROFESSIONAL-CLOUD-ARCHITECT · Question #365
Your ecommerce platform uses a regional Cloud SQL for PostgreSQL database to store critical order information. The business requests a recovery time objective (RTO) of less than 10 minutes and a recov
The correct answer is C. Configure the Cloud SQL instance with a cross-region read replica. In a disaster, promote the. A cross-region read replica continuously replicates data from the primary Cloud SQL instance with minimal lag, meeting the 2-minute RPO requirement. Promoting the replica during a regional outage is a supported, straightforward operation that enables recovery well within the 10-m
Question
Options
- ASchedule hourly automated backups of the Cloud SQL instance to a multi-regional Cloud Storage
- BUse Database Migration Service to continuously replicate the database to another instance in a
- CConfigure the Cloud SQL instance with a cross-region read replica. In a disaster, promote the
- DConfigure the primary instance for high availability (HA). In the event of a regional outage, trigger
How the community answered
(35 responses)- A11% (4)
- B6% (2)
- C63% (22)
- D20% (7)
Explanation
A cross-region read replica continuously replicates data from the primary Cloud SQL instance with minimal lag, meeting the 2-minute RPO requirement. Promoting the replica during a regional outage is a supported, straightforward operation that enables recovery well within the 10-minute RTO, while keeping the architecture simple and operationally manageable.
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