SOA-C03 · Question #150
SOA-C03 Question #150: Real Exam Question with Answer & Explanation
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Question
A web application runs on Amazon EC2 instances in the us-east-1 Region and the us-west-2 Region. The instances run behind an Application Load Balancer (ALB) in each Region. An Amazon Route 53 hosted zone controls DNS records. The instances in us-east-1 are production resources. The instances in us-west-2 are for disaster recovery. EC2 Auto Scaling groups are configured based on the ALBRequestCountPerTarget metric in both Regions. A SysOps administrator must implement a solution that provides failover from us-east-1 to us- west-2. The instances in us-west-2 must be used only for failover. Which solution will meet these requirements?
Options
- AImplement a Route 53 health check and a failover routing policy for the hosted zone. Configure
- BImplement a Route 53 health check and a latency routing policy for the hosted zone. Configure
- CIn us-east-1, create an Amazon CloudWatch alarm that enters ALARM state when an EC2
- DIn us-west-2, create an Amazon CloudWatch alarm that enters ALARM state when resources in
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