DOP-C02 · Question #229
DOP-C02 Question #229: Real Exam Question with Answer & Explanation
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Question
A company needs to implement failover for its application. The application includes an Amazon CloudFront distribution and a public Application Load Balancer (ALB) in an AWS Region. The company has configured the ALB as the default origin for the distribution. After some recent application outages, the company wants a zero-second RTO. The company deploys the application to a secondary Region in a warm standby configuration. A DevOps engineer needs to automate the failover of the application to the secondary Region so that HTTP GET requests meet the desired RTO. Which solution will meet these requirements?
Options
- ACreate a second CloudFront distribution that has the secondary ALB as the default origin. Create
- BCreate a new origin on the distribution for the secondary ALCreate a new origin group. Set the
- CCreate Amazon Route 53 alias records that have a failover policy and Evaluate Target Health set
- DCreate a CloudFront function that detects HTTP 5xx status codes. Configure the function to return
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