Câu 15: ACA Cloud Computing Certification Exam

A customer uses Alibaba Cloud Auto Scaling service and creates a scaling group. He/she sets the `Minimum number of instances` to 6 and `Maximum number of instances` to 8. After correctly configuring scaling settings, the customer adds a scaling rule `Adjust to 10 ECS instances`, and creates a scheduled task based on this rule. And then, the customer checks the scaling group and see it already contains 6 valid ECS instances, he/she then enables this scaling group immediately. How many ECS instances are left in the scaling group when the scheduled task is activated once?

1. A. Eight — đáp án hiện tại
2. B. Ten
3. C. Six
4. D. Five