Which of the following scenarios is applicable to use RDS read-only instances?

ApsaraDB RDS for MySQL is a cloud-based relational database service that provides secure, cost-effective, and scalable database solutions for various applications. RDS for MySQL supports creating read-only instances that are synchronized with the primary instance in real time. Read-only instances can handle read requests from applications and reduce the read pressure on the primary instance. This can improve the performance and availability of the database system. Read-only instances can also be used for scenarios such as report analysis, data backup, and disaster recovery.

References:

Overview of read-only ApsaraDB RDS for MySQL instances

ACA Cloud Computing Certification Exam Preparation Course

Alibaba Cloud Computing Exam Question 2022