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AWS Certified SysOps Administrator - Associate SOA-C02 — Question 239

Topic 1 · Question 239 of 477

Topic 1 · Question 239

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?