SAA-C03 · Question #633
A company wants to move a multi-tiered application from on premises to the AWS Cloud to improve the application's performance. The application consists of application tiers that communicate with…
The correct answer is A. Use Amazon API Gateway and direct transactions to the AWS Lambda functions as the. Lambda = serverless + autoscale (modernize), SQS= decouple (no more drops) https://aws.amazon.com/getting-started/hands-on/build-serverless-web-app-lambda-apigateway- s3-dynamodb-cognito/module-4/
Question
A company wants to move a multi-tiered application from on premises to the AWS Cloud to improve the application's performance. The application consists of application tiers that communicate with each other by way of RESTful services. Transactions are dropped when one tier becomes overloaded. A solutions architect must design a solution that resolves these issues and modernizes the application. Which solution meets these requirements and is the MOST operationally efficient?
Options
- AUse Amazon API Gateway and direct transactions to the AWS Lambda functions as the
- BUse Amazon CloudWatch metrics to analyze the application performance history to determine the
- CUse Amazon Simple Notification Service (Amazon SNS) to handle the messaging between
- DUse Amazon Simple Queue Service (Amazon SQS) to handle the messaging between application
How the community answered
(27 responses)- A56% (15)
- B4% (1)
- C15% (4)
- D26% (7)
Explanation
Lambda = serverless + autoscale (modernize), SQS= decouple (no more drops) https://aws.amazon.com/getting-started/hands-on/build-serverless-web-app-lambda-apigateway- s3-dynamodb-cognito/module-4/
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