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Exam AWS Certified Developer - Associate DVA-C02 topic 1 question 409 discussion

Exam question from Amazon's AWS Certified Developer - Associate DVA-C02
Question #: 409
Topic #: 1
[All AWS Certified Developer - Associate DVA-C02 Questions]

A developer has an application that uses WebSocket APIs in Amazon API Gateway. The developer wants to use an API Gateway Lambda authorizer to control access to the application.

The developer needs to add credential caching and reduce repeated usage of secret keys and authorization tokens on every request.

Which combination of steps should the developer take to meet these requirements? (Choose two.)

  • A. Use a token-based Lambda authorizer.
  • B. Use a request parameter-based Lambda authorizer.
  • C. Configure an integration request mapping template to reference the context map from the APIGateway Lambda authorizer.
  • D. Configure an integration request mapping template to reference the identity API key value from the API Gateway Lambda authorizer.
  • E. Use VPC endpoint policies for the WebSocket APIs.
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Suggested Answer: AC 🗳️
by ahadh7621 at July 21, 2024, 3:25 a.m.
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0bdf3af
5 months, 1 week ago
Selected Answer: BC
https://docs.aws.amazon.com/apigateway/latest/developerguide/apigateway-websocket-api-lambda-auth.html
upvoted 1 times
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albert_kuo
10 months, 2 weeks ago
Selected Answer: BC
Request parameter-based Lambda authorizers are indeed more suitable and the recommended approach. After authorization, you can use the context map to pass relevant information to your backend without re-evaluating credentials for each message.
upvoted 1 times
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Mo_1981
1 year ago
Selected Answer: AC
Answers A,C
upvoted 3 times
Mo_1981
1 year ago
https://docs.aws.amazon.com/apigateway/latest/developerguide/apigateway-use-lambda-authorizer.html https://docs.aws.amazon.com/apigateway/latest/developerguide/api-gateway-mapping-template-reference.html
upvoted 1 times
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catoteja
1 year ago
Selected Answer: AC
It's A C.
upvoted 1 times
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