A weather analytics SaaS expands from Europe to North America and faces regional latency issues despite using CloudFront. This drill explores the correct architecture pattern combining S3 Cross-Region Replication with Lambda@Edge origin routing—and why Global Accelerator and S3 Transfer Acceleration are costly distractors.
This drill dissects a multi-region high availability and DR scenario, comparing active-active vs. active-passive architectures, VPC peering misconceptions, and Route 53 routing policy selections—with quantified FinOps impact for professional-level decision-making.
When designing multi-region failover for a CloudFront distribution with dynamic content, should you replicate CloudFront, use origin groups, or deploy Global Accelerator? This drill dissects the FinOps and architectural implications.
A high-level examination of multi-region S3 encryption strategies using AWS KMS, focusing on the operational overhead of multi-region keys versus traditional replication approaches for the AWS SAA-C03 exam.
Learn why AWS Global Accelerator with NLB is the only viable solution for multi-region VoIP services using UDP, and why ALB and CloudFront fail this use case.