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AWS Certified Solutions Architect - Professional · AWS
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DNS is right medium to provide failover, also there is no concept of global lambdas
Deploys a redundant stack (API Gateway + Lambda) in a second Region. Uses Route 53 failover records, which allow DNS to direct traffic to a primary endpoint and automatically fail over to a secondary endpoint if the primary becomes unhealthy. Enables health checks, ensuring failover is automatic and based on actual service availability. Converts DynamoDB tables to global tables, ensuring data replication across Regions for consistency.
I think C