As IT architecture continues to evolve, cloud-based services are a major trend. This shift also brings changes to operations and maintenance. In Huawei Cloud, some operations and maintenance tasks…

As IT architecture continues to evolve, cloud-based services are a major trend. This shift also brings changes to operations and maintenance. In Huawei Cloud, some operations and maintenance tasks are handled by Huawei Cloud, while others require customers to operate and maintain them themselves. In the Huawei Cloud PaaS environment, what are the main business operations and maintenance areas that customers are responsible for? (Multiple choice)