AWS Certified DevOps Engineer - Professional DOP-C02 — Topic 1 Question 93

Question

A company requires an RPO of 2 hours and an RTO of 10 minutes for its data and application at all times. An application uses a MySQL database and Amazon EC2 web servers. The development team needs a strategy for failover and disaster recovery. 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 Regions as the data store. In the event of a failure, promote the secondary Region as the primary for the application. Option D: Set up the application in two Regions and use Amazon Route 53 failover-based routing that points to the Application Load Balancers in both Regions. Use health checks to determine the availability in a given Region. Us... 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 93