When using the microservice engine CSE, configuration restrictions are also required. In the following description of CSE permission configuration, which items are correct? (Multiple choice)

Host security service HSS is a service provided by HUAWEI CLOUD to customers in order to improve the overall security of hosts. It only supports the use of hosts deployed on HUAWEI CLOUD. HSS can comprehensively identify and manage information assets in hosts, monitor risks in hosts in real time and prevent illegal intrusions, help enterprises build server security systems, and reduce the main security risks faced by current servers.

In the Kubernetes architecture, which of the following components can be used as a service to discover and store the state of the cluster and its configuration?

Data replication service DRS can not only support data migration scenarios, but also support data subscription services similar to those provided by Kafka.

Which of the following descriptions about scalability design in the five principles of enterprise application architecture design is wrong?