ServiceStage, an application management and operation and maintenance platform, is a one-stop application management and operation and maintenance platform for enterprises. Which of the following descriptions about ServiceStage is wrong?

• A. Support web applications, microservice applications and general applications such as Apache ServiceComb, Spring Cloud, Dubbo, Mesher service grid
• B. Support the access and governance of special mainstream microservice frameworks, and cooperate with the microservice engine to realize service registration discovery, configuration management and service governance
• C. Support java, Go, PHP, Node.js, Python, Docker and other operating environments
• D. Support development to identify potential problems in the code in a timely and accurate manner: through intelligent technology, provide automatic defect repair capabilities to help development quickly repair code defects

An enterprise currently uses the open source Spring Cloud for application development. Currently, it plans to release, deploy, monitor, and operate through Service Stage, Huawei's application management and operation and maintenance platform, and arranges engineer MR Wang to be responsible for the preliminary research and study. MR Wang passed After studying, I learned that there are multiple processes from application development to release. Among the following opinions about MR Wang, which one is wrong?

• A. The developed microservice application can be deployed to the microservice engine through ServiceStage
• B. To develop microservice applications, you first need to select a technology, such as using Java Chassis or using Spring Cloud
• C. ServiceStage is not suitable for application development
• D. If the compiled file needs to be modified, the modification does not need to recompile and package the application, and can be deployed to the microservice engine through ServiceStage

In Kubernetes Deployment, you can specify the number of copies of a specific pod. When the number of pods in the entire cluster is less than a thousand copies, kBs will automatically create the missing POD

• A. FALSE
• B. TRUE

Service Mesh is a specialized infrastructure layer that handles service communication. In the following description of Service Mesh, which items are correct? (Multiple choice)

• A. Belongs to the middle layer of inter-application communication
• B. It can support distributed systems such as load balancing, service discovery, monitoring and tracking, and flow control
• C. Common applications such as Istio, Spring Cloud, etc. all belong to the Service Mesh architecture
• D. It is a set of lightweight network agents deployed together with application services, transparent to application services