DOP-C02 · Question #110
DOP-C02 Question #110: Real Exam Question with Answer & Explanation
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Question
A company uses AWS CloudFormation stacks to deploy updates to its application. The stacks consist of different resources. The resources include AWS Auto Scaling groups, Amazon EC2 instances, Application Load Balancers (ALBs), and other resources that are necessary to launch and maintain independent stacks. Changes to application resources outside of CloudFormation stack updates are not allowed. The company recently attempted to update the application stack by using the AWS CLI. The stack failed to update and produced the following error message: 揈RROR: both the deployment and the CloudFormation stack rollback failed. The deployment failed because the following resource(s) failed to update: [AutoScalingGroup].? The stack remains in a status of UPDATE_ROLLBACK_FAILED. Which solution will resolve this issue?
Options
- AUpdate the subnet mappings that are configured for the ALBs. Run the aws cloudformation update-
- BUpdate the IAM role by providing the necessary permissions to update the stack. Run the aws
- CSubmit a request for a quota increase for the number of EC2 instances for the account. Run the aws
- DDelete the Auto Scaling group resource. Run the aws cloudformation rollback-stack AWS CLI
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