In data backup scenarios, which are characteristics of physical tape libraries? (Multiple Choice)

In the Huawei disaster recovery solution, which of the following distances can choose synchronous remote replication technology?

After a company has created a scheduled HyperCDP plan for a period, it frequently prompts that the storage pool resources are insufficient. At this time, you can choose which of the following configurations to modify the scheduled HyperCD plan?

Which system resources can be managed by the InfoAllocator feature of Huawei OceanStor 9000? (Multiple Choice)

For a certain multi-user multimedia on-demand service application, users use different code streams. The prefetch strategy that should be selected for this application when planning the LUN of the back-end N8500 cluster IAS storage system is: