Which of the following statements about how CIFS works is incorrect? (Multiple Choice)

A company purchased a set of Huawei hybrid flash storage. This storage product can provide a maximum read bandwidth of 3000 MB. It is planned to configure 48 600 GB, 15K SAS disks (single disk read bandwidth is 40MB). There is an FC port (8 Gb, 780MB one-way bandwidth,
1300IB two-way bandwidth) connected to the host as a front-end business port. Which of the following methods for calculating bandwidth (theoretical value) is correct in this scenario?
(Multiple Choice)

A company purchased two sets of Huawei all-flash storage, deployed in data center A and data center B respectively, and configured active-active for them. When data center B fails, DCL (Data change lg) can record data changes in data center A. After the failure is recovered, the changed data is synchronized to the storage device in data center B.

In the Huawei data migration service process, the ( ) link needs to analyze user business risks, disaster recovery, and operation and maintenance security.

How to read the WWN number of the windows system?