In the era of big data, various industries will encounter challenges in the process of data processing. What challenges will the public security criminal investigation industry encounter? (Multiple choices)

Suppose that 2080 GB data needs to be backed up from the production center to the disaster recovery (DR) center.
How large bandwidth is required for meeting the backup demand under the condition that the backup window is 6 hours, no deduplication is performed, and bandwidth usage is 0.8?

What are the following features of Huawei Cloud Storage? (Multiple choice)

The object service provides multi-tenant management capabilities, and the data between different tenants can be physically isolated to facilitate resource division.

Which of the following statements about diagnosing the OceanStor 5300 V3 are correct? (Multiple Choice)