When using the Huawei Cloud Distributed Message DMS service, after the Kafka queue is created, what information needs to be obtained to complete client access? (Multiple Choice)

On the topological diagram of HUAWEI CLOUD Application Operation and Maintenance, as shown by the arrow in the figure below, the circle is divided into three segments, but the length of the three segments is different. What does this mean?

Which of the following is a function of Huawei Cloud Blockchain Service? (Multiple choice)

HUAWEI CLOUD tenants only need to pay attention to the low-level virtual machine or bare metal of the cloud container instance.

Which of the following are the key features of Huawei's CCE cloud container engine? (Multiple choice)