An Image Processing System Runs Asynchronously on AWS Lambda

question 388

Multiple Choice

An image processing system runs asynchronously on AWS Lambda. A SysOps administrator is configuring a Lambda function to notify developers when an image falls to process after three attempts. The SysOps administrator has created an Amazon Simple Notification Service (Amazon SNS) topic to notify the developers. Which additional action should the SysOps administrator take to meet this requirement?

• A) Configure an Amazon CloudWatch alarm for errors from the Lambda function, which notifies the Amazon SNS topic.
• B) Implement a dead-letter queue targeting the Amazon SNS topic.
• C) Modify the Lambda function code to publish failed orders to the Amazon SNS topic before exiting.
• D) Subscribe to Lambda function error notifications from the AWS Personal Health Dashboard.

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