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Alibaba Cloud ACA System Operator Certification ACA-Operator Question # 30 Topic 2 Discussion

Alibaba Cloud ACA System Operator Certification ACA-Operator Question # 30 Topic 2 Discussion

ACA-Operator Exam Topic 2 Question 30 Discussion:
Question #: 30
Topic #: 2

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)


A.

The instance is in the "running" state


B.

No instance type (specification) was included in the request parameters


C.

The instance has a backup task being executed


D.

The targeted RDS instance is a disaster recovery instance


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