AWS Certified Advanced Networking Specialty Practice Exam

Which Amazon Route 53 routing policy would provide the best user experience for applications hosted in multiple regions to reduce page-load times?

1. Failover

2. Latency-based

3. Geolocation

4. Multivalue answer

The correct answer is: Latency-based

Latency-based routing in Amazon Route 53 is specifically designed to enhance the user experience by directing requests to the region that provides the lowest latency. When users access an application hosted across multiple geographical regions, latency-based routing identifies the quickest route for their requests and distributes the traffic accordingly. This optimizes performance by reducing page-load times, as users are connected to the server that can respond the fastest based on their location at the time of the request. This approach is particularly beneficial for applications that require quick response times, such as real-time data processing, online gaming, or web applications with dynamic content. By dynamically routing users to the most suitable region, latency-based routing ensures that the service remains highly responsive, ultimately leading to a better overall user experience. Other routing policies, while useful in their contexts, do not prioritize latency in the same way. For instance, failover routing focuses on redundancy and high availability by routing traffic to a backup resource when the primary one fails, which doesn’t necessarily optimize for speed. Geolocation routing directs traffic based on the geographic location of the user but does not consider latency, which could lead to longer load times if the chosen region is not the closest or fastest. Multivalue answer routing allows for multiple records to be returned for