1. Deduplication is categorized as: (Multiple Choice)

2. A remote replication consistency group is in normal state.
Before initiating a primary/secondary switchover for that consistency group, which operation must be performed?

3. What type of backup networking has the following features?
1. Occupies large network bandwidth;
2. Has restricted backup performance;
3. Adversely affects host applications.

4. Which of the following statements about the Huawei Network-Layer Mirroring Solution is correct?

5. Which of the following statements about the working principles of data deduplication is false?

6. Which of the following statements is correct about the Huawei asynchronous remote replication for LUN?
1. HyperReplication/A of the OceanStor V3 storage systems adopt the multi-time-segment caching technology.
2. HyperReplication/A of the OceanStor V3 storage systems adopt the snapshot technology.

7. Which of the following is not covered by the backup policy management?

8. Which of the following statements about LAN-free and Server-free backup networking is true?

9. Before designing a backup solution, you must conduct surveys.
Which aspects should be considered in a survey? (Multiple Choice)

10. DASH Copy is an optimized auxiliary copy technique. In each copy session, DASH Copy copies all data blocks from a source disk library to the target disk library.

11. During data backup, data may be deduplicated to save space. For example, if data blocks A and B are the same, only one data block is physically stored, and the index corresponding to block A or B is deleted.

12. In Huawei OceanStor active-active disaster recovery solution, which of the following links can be used between data centers? (Multiple Choice)

13. The disaster recovery feature of a storage system supports an RPO of 30 minutes and an RTO of 15 minutes.
Then, which of the following statements are true? (Multiple Choice)

14. What are the application maintenance principles of OceanStor backup solution?

15. If a customer does not require high backup performance and the application type on production server is as the same as it on the management server, it is not necessary to deploy an independent media server in a data backup management system. Instead, a media server module can be installed together with a management server module on the same physical server.

16. In the Huawei Active-Active DR Solution, an application's peak write bandwidth is 10 MB's, average write bandwidth is 200 KB/s, average write I/O size is 4 KB, and the bandwidth usage is 70%.
In this scenario, how large bandwidth is required for deploying asynchronous remote replication for the application?

17. Which types of deduplication are supported by the Huawei OceanStor All-In-One Backup Solution? (Multiple Choice)

18. At which layers are the Active-Active DC Disaster Recovery Solution deployed? (Multiple Choice)

19. In the Huawei Active-Active DC Solution, SQL Server can provide services concurrently at both sites.

20. Which of the following statements about client deduplication is false?