Q46 — AWS SAA-C03 Ch.15

Question 46 of 100 | ← Chapter 15

Q1146. A company runs a web application in a single AWS Region. A solutions architect wants to ensure that the web application can continue to operate if the application becomes unavailable in the Region.Which solution will meet this requirement?

• A. Deploy the application in multiple Regions. Use Amazon Route 53 DNS health checks to route traffic to a healthy Region. ✓
• B. Deploy the application in multiple Availability Zones within a single Region. Use Amazon Route 53 DNS health checks to route traffic to healthy application resources.
• C. Deploy the application in multiple Regions. Use an Amazon Route 53 simple routing record to route traffic to a healthy Region.
• D. Deploy the application in multiple Availability Zones within a single Region. Use an Amazon Route 53 latency record in each Availability Zone to route traffic to a healthy Availability Zone.

Correct Answer: A. Deploy the application in multiple Regions. Use Amazon Route 53 DNS health checks to route traffic to a healthy Region.

Explanation

The solution that best meets the requirement for ensuring the web application can continue to operate if it becomes unavailable in the Region is:A. Deploy the application in multiple Regions. Use Amazon Route 53 DNS health checks to route traffic to a healthy Region.Multiple Regions: Deploying the application across multiple AWS Regions provides redundancy and high availability in the event of a regional failure.Amazon Route 53 DNS Health Checks: By using health checks, Route 53 can monitor the health of the application and automatically route traffic to a healthy Region if one becomes unavailable, ensuring continuous operation of the application.