A tenant needs to launch an explosive game and wants to use an instance with ultra-high performance and ultra-strong network. It is recommended that the tenant purchase a C6 series of elastic cloud server instances.

As shown in the figure, the topology diagram of Huawei Cloud APM is a visual display of call relationships and dependencies between applications. Use the topology map to visually view the running status of your application. Which of the following statements is wrong?

A software developer specializing in small and micro financial systems has a large number of users, but because the current operating model is mainly based on selling licenses, it is necessary to allocate corresponding operation and maintenance personnel for customers scattered throughout the country. Which caused a lot of waste of operation and maintenance costs.
The company wants to change this business model, which solution can it adopt?

Which of the following are the key features of DCS services? (Multiple choice)

Regarding the description of HUAWEI CLOUD Security Services, which of the following statements is wrong?