A company backs up database system data and uses the advanced backup function of Huawei's data protection all-in-one machine. The company's production volume capacity is 4TB, incremental backups are performed every day, and the data change amount is 10GB per day.
What is the capacity of volumes need to mount at least?

In the OceanStor 9000 storage system, when InfoReplicator features master-slave switching, it supports automatic switching of quotas, sharing permissions, stripe size, directory redundancy ratio and other information.

An enterprise has established active-active data centers in city A and city B. If the active-active arbitration mode of storage (such as Huawei OceanStor hybrid flash memory) is static priority mode, site A is a static priority site. Which of the following descriptions are correct? (Multiple Choice)

What are the recovery modes of Huawei BCManager disaster recovery drill? (Multiple Choice)

Which of the following data protection methods can recover files damaged by viruses? (Multiple Choice)