| Exam Code/Number: | ACA-OperatorJoin the discussion |
| Exam Name: | ACA System Operator Certification |
| Certification: | Alibaba Cloud |
| Question Number: | 63 |
| Publish Date: | Jun 11, 2026 |
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A developer is making the ModifyDBInstanceSpec API call to change the specifications of an RDS instance, but the operation fails. Why could this be? (Number of correct answers: 3)
If you have a Node.js based application and you plan to migrate it to Alibaba Cloud Function Compute, which of the following steps is unnecessary?
In Alibaba Cloud, a developer finds that the ECS instance he created does not have public IP assigned. The API method used was "CreateInstance". Which of the following is the most likely reason?
Which of the following engines is NOT supported by PolarDB?
Which of the following fields should be defined in the Alibaba Cloud Terraform Provider Configuration? (Number of correct answers: 3)