An architecture team is designing a multi-region active-active serverless application using Amazon API Gateway, AWS Lambda, and Amazon DynamoDB. Which TWO configurations are essential to ensure high availability and low latency globally? (Select TWO)

Answer options:

Deploy a single API Gateway in us-east-1 and route all global traffic to it.

Use DynamoDB cross-region replication with AWS Data Pipeline.

Enable DynamoDB Global Tables.

Use Application Load Balancer to route traffic to Lambda functions across regions.

Use Amazon Route 53 with latency-based routing to direct users to the nearest API Gateway.

Configure Lambda provisioned concurrency across all regions.

How to approach this question

Select the global routing service and the multi-region database feature.

Full Answer

C,E

For an active-active serverless app, DynamoDB Global Tables handle data replication, and Route 53 Latency routing directs users to the API Gateway in the region closest to them.

Common mistakes

Choosing regional services (like ALB) for global routing.

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