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SAA-C03 · Question #335

SAA-C03 Question #335: Real Exam Question with Answer & Explanation

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Submitted by kevin_r· Mar 4, 2026Design High-Performing Architectures

Question

A company is developing a serverless, bidirectional chat application that can broadcast messages to connected clients. The application is based on AWS Lambda functions. The Lambda functions receive incoming messages in JSON format. The company needs to provide a frontend component for the application. Which solution will meet this requirement?

Options

  • AUse an Amazon API Gateway HTTP API to direct incoming JSON messages to backend
  • BUse an Amazon API Gateway REST API that is configured with a Lambda proxy integration.
  • CUse an Amazon API Gateway WebSocket API to direct incoming JSON messages to backend
  • DUse an Amazon CloudFront distribution that is configured with a Lambda function URL as a

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