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SOA-C02 · Question #462
SOA-C02 Question #462: Real Exam Question with Answer & Explanation
The correct answer is A: AWS/ApplicationELB HealthyHostCount <= 0. "all target instances" means zero Healthy, not one Healthy. "<= 0" means less than or equal to
Submitted by eva_at· Mar 30, 2026
Question
A SysOps administrator is managing a web application that runs on Amazon EC2 instances behind an Application Load Balancer (ALB). The instances run in an EC2 Auto Scaling group. The administrator wants to set an alarm for when all target instances associated with the ALB are unhealthy. Which condition should be used with the alarm?
Options
- AAWS/ApplicationELB HealthyHostCount <= 0
- BAWS/ApplicationELB UnhealthyHostCount >= 1
- CAWS/EC2 StatusCheckFailed <= 0
- DAWS/EC2 StatusCheckFailed >= 1
Explanation
"all target instances" means zero Healthy, not one Healthy. "<= 0" means less than or equal to
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