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Answer: Using AWS AppSync pipeline resolvers
The correct answer is A: Using AWS AppSync pipeline resolvers. AWS AppSync is highly optimized for interacting with multiple DynamoDB tables. It supports efficient querying and data retrieval without impacting the baseline performance of the application. Its pipeline resolvers can orchestrate multiple data sources and retrieve data seamlessly, making it the most operationally efficient solution compared to other options.
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How can a solutions architect ensure a serverless web application retrieves data from multiple Amazon DynamoDB tables without affecting its baseline performance?
A
Using AWS AppSync pipeline resolvers
B
Implementing Amazon CloudFront with Lambda@Edge functions
C
Deploying an edge-optimized Amazon API Gateway with AWS Lambda functions
D
Leveraging Amazon Athena Federated Query with a DynamoDB connector
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