DVA-C02 · Question #374
DVA-C02 Question #374: Real Exam Question with Answer & Explanation
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Question
A developer is building an ecommerce application. When there is a sale event, the application needs to concurrently call three third-party systems to record the sale. The developer wrote three AWS Lambda functions. There is one Lambda function for each third-party system, which contains complex integration logic. These Lambda functions are all independent. The developer needs to design the application so each Lambda function will run regardless of others' success or failure. Which solution will meet these requirements?
Options
- APublish the sale event from the application to an Amazon Simple Queue Service (Amazon SQS)
- BPublish the sale event from the application to an Amazon Simple Notification Service (Amazon
- CPublish the sale event from the application to an Application Load Balancer (ALB). Add the three
- DPublish the sale event from the application to an AWS Step Functions state machine. Move the
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