AWS DevOps Engineer Professional DOP-C01 – Question307

Your DevOps team is responsible for a multi-tier, Windows-based web application consisting of web servers, Amazon RDS database instances, and a load balancer behind Amazon Route53. You have been asked by your manager to build a cost-effective rolling deployment solution for this web application. What method should you use?

A.
Re-deploy your application on an AWS OpsWorks stack. Use the AWS OpsWorks done stack feature to allow updates between duplicate stacks.
B. Re-deploy your application on Elastic Beanstalk and take advantage of Elastic BeanStalk rolling updates.
C. Re-deploy your application using an AWS CloudFormation template, launch a new AWS CloudFormation stack during each deployment, and then tear down the old stack.
D. Re-deploy your application using an AWS CloudFormation template. Use AWS CloudFormation rolling deployment policies, create a new policy for your AWS CloudFormation stack, and initiate an update stack operation to deploy new code.

Correct Answer: D