DOP-C02 Question #154: Real Exam Question with Answer & Explanation

Question

A company's DevOps engineer is creating an AWS Lambda function to process notifications from an Amazon Simple Notification Service (Amazon SNS) topic. The Lambda function will process the notification messages and will write the contents of the notification messages to an Amazon RDS Multi-AZ DB instance. During testing, a database administrator accidentally shut down the DB instance. While the database was down the company lost several of the SNS notification messages that were delivered during that time. The DevOps engineer needs to prevent the loss of notification messages in the future. Which solutions will meet this requirement? (Choose two.)

Options

• AReplace the RDS Multi-AZ DB instance with an Amazon DynamoDB table.
• BConfigure an Amazon Simple Queue Service (Amazon SQS) queue as a destination of the
• CConfigure an Amazon Simple Queue Service (Amazon SQS) dead-letter queue for the SNS topic.
• DSubscribe an Amazon Simple Queue Service (Amazon SQS) queue to the SNS topic. Configure
• EReplace the SNS topic with an Amazon EventBridge event bus. Configure an EventBridge rule on

Explanation

https://docs.aws.amazon.com/sns/latest/dg/sns-dead-letter-queues.html

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