1. The following understanding about FTP passive transmission mode, which is correct?

2. When planning OceanStor unified storage array synchronous remote replication, which of the following description is correct? (Multiple choice)

3. The following statement about RMAN backup's backup piece and backup set concept, which is wrong?

4. Simpana index are divided into two levels, from which are used to record every data object's information and the storage location. Who will manage the index with much larger amout of index information?

5. When the memory controller BBU is damaged, in order to ensure reliability of the data, the controller will automatically set the IO write policy to write-through and locked, before the recovery, it can not be forced to write back.

6. In Huawei main/backup disaster recovery solution. which of the following statement is the correct process of disaster failover?

7. MSCS two-node cluster interconnects with the disk array via iSCSI protocol, in line with the multipath environment and installs multi-pathing software on each node. In the "Create cluster" configuration wizard, part description shows that Quorum Disk and resource disk can't be Online.

Which of the following statement is correct?

8. The following statement about OceanStor V3 LUN copy and clone, which is wrong? (Multiple Choice)

9. Under synchronous replication scenario, an application's peak value write bandwidth to be 16MB/s; the average write bandwidth is 500KB/s; the average write IO size is8KB; the cost of private information is about 11%; bandwidth utilization is 80%, then no less than how much of the disaster recovery's network bandwide it require?

10. A customer's production center is in City A, the disaster recovery center is in City B, using VIS6600T remote replication capabilities to meet the needs of remote disaster recovery.

The following on VIS6600T replication function statement, which is correct?