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Exam AWS Certified Developer - Associate DVA-C02 All Questions

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Exam AWS Certified Developer - Associate DVA-C02 topic 1 question 402 discussion

Exam question from Amazon's AWS Certified Developer - Associate DVA-C02
Question #: 402
Topic #: 1
[All AWS Certified Developer - Associate DVA-C02 Questions]

A company uses AWS CloudFormation templates to manage infrastructure for a public-facing application in its development, pre-production, and production environments. The company needs to scale for increasing customer demand. A developer must upgrade the Amazon RDS DB instance type to a larger instance.

The developer deploys an update to the CloudFormation stack with the instance size change in the pre-production environment. The developer notices that the stack is in an UPDATE_ROLLBACK_FAILED slate in CloudFormation.

Which option is the cause of this issue?

  • A. The new instance type specified in the CloudFormation template is invalid
  • B. The database was deleted or modified manually outside of the CloudFormation stack
  • C. There is a syntax error in the CloudFormation template
  • D. The developer has insufficient IAM permissions to provision an instance of the specified type
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Suggested Answer: B 🗳️
by Alabi at June 28, 2024, 9:20 p.m.
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Alabi
Highly Voted 10 months ago
Selected Answer: B
When CloudFormation encounters an issue during the stack update process, it attempts to roll back to the previous state. If resources have been modified or deleted outside of CloudFormation, the rollback process can fail, resulting in the UPDATE_ROLLBACK_FAILED state.
upvoted 5 times
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Anandesh
Most Recent 9 months, 4 weeks ago
https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-continueupdaterollback.html
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