Amazon
SOA-C02 · Question #346
SOA-C02 Question #346: Real Exam Question with Answer & Explanation
The correct answer is B. The Auto Seating group health check is configured for EC2 status checks. See the full explanation below for the reasoning.
Submitted by fernanda_arg· Mar 30, 2026Monitoring, Logging, and Remediation
Question
A web application runs on Amazon EC2 instances behind an Application Load Balancer (ALB). The instances run in an Auto Scaling group across multiple Availability Zones. A SysOps administrator notices that some of these EC2 instances show up as healthy in the Auto Scaling group but show up as unhealthy in the ALB target group. What is a possible reason for this issue?
Options
- ASecurity groups ate rot allowing traffic between the ALB and the failing EC2 instances
- BThe Auto Seating group health check is configured for EC2 status checks
- CThe EC2 instances are failing to launch and failing EC2 status checks.
- DThe target group health check is configured with an incorrect port or path
Topics
#Health Checks#Auto Scaling Group (ASG)#Application Load Balancer (ALB)#EC2 Status Checks
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