Question 80
Which high-level AWS choice is most appropriate for this business requirement? An online service receives requests to several application servers and needs to distribute traffic to healthy targets.
Explanation
Correct Answer
Use a suitable load balancer with healthy registered application targets. This directly addresses the question rather than a different AWS use case. Elastic Load Balancing distributes incoming traffic across supported healthy targets. Recognize the requirement: Look for distributing client requests and health-aware routing across endpoints. At a high level, use a suitable load balancer with healthy registered application targets. The intended outcome is: Requests continue through healthy targets when one registered instance becomes unhealthy. Keep in mind: A load balancer cannot repair faulty application code or missing backend capacity.
Incorrect Answers
Amazon EC2 Auto Scaling adjusts instance capacity according to configured scaling policies. That addresses a different mechanism; this question turns on Use a suitable load balancer with healthy registered application.
Amazon Elastic Container Service is an AWS container orchestration service. In the present case the governing issue is Use a suitable load balancer with healthy registered application, which this does not resolve.
Amazon Lightsail offers simplified virtual private server bundles for suitable small workloads. It does not verify the requested outcome; here the decisive check concerns Use a suitable load balancer with healthy registered application.