AWS Certified DevOps Engineer - Professional DOP-C02 — Topic 1 Question 255

Question

A company needs a strategy for failover and disaster recovery of its data and application. The application uses a MySQL database and Amazon EC2 instances. The company requires a maximum RPO of 2 hours and a maximum RTO of 10 minutes for its data and application at all times. Which combination of deployment strategies will meet these requirements? (Choose two.)

Accepted Answer

Correct answer: B, D. The correct answer is B, D. Option B: Create an Amazon Aurora global database in two AWS Regions as the data store. In the event of a failure, promote the secondary Region to the primary for the application. Update the application to use the Aurora cluste... Option D: Set up the application in two AWS Regions. Use Amazon Route 53 failover routing that points to Application Load Balancers in both Regions. Use health checks and Auto Scaling groups in each Region. Auto Scaling adjusts capacity automatically to match demand, improving availability and cost efficiency. Amazon Aurora is a high-performance managed relational database with built-in replication and failover. Amazon Route 53 provides DNS with health checks and routing policies for availability and latency. By spanning multiple Availability Zones / adding redundancy, this option provides the high availability and resilience required.

AWS Certified DevOps Engineer - Professional DOP-C02 — Question 255