In the use of OceanStor BCManager eReplication for disaster recovery switchover and fallback testing, the production end and disaster recovery Both end arrays must support the snapshot feature.
A. True
B. False
In the Huawei OceanStor backup solution, when configuring the backup software to create a storage strategy, you need to consider which of the following configurations Module, (multiple choice)
A. Backup media
B. Deduplication strategy
C. Retention period
D. Number of write streams
Whether the Huawei OceanStor 9000 is upgraded online or offline, it has no impact on device management.
A. True
B. False
The production center has 2080GB of data, which needs to be backed up to the disaster recovery center. The backup window is 6 hours, no deduplication, bandwidth The utilization rate is 0.8. At least how much bandwidth is needed to meet this backup requirement.
A. 49.28MB/s
B. 61.6MB/s
C. 98.56MB/s
D. 123.2MB/s
In the data replication technology used for disaster recovery, the data replication technology at the host layer is compatible with servers and storage devices.
A. True
B. False
The following description of eReplication is incorrect: (single choice)
A. eReplication is a disaster recovery business management software suite developed by Huawei Technologies Co., Ltd.
B. eReplication is a backup business management software suite developed by Huawei Technologies Co., Ltd.
C. eReplication supports visual management, and the execution status of the protection group and recovery plan is clear at a glance
Before deploying Huawei's active-active solution, the customer's current multi-selection network information that needs to be collected includes: (multiple selection) A. Physical environment information
B. Business system
C. Network information
D. Data volume
The following features of HUAWEI cloud storage include: (multiple choice)
A. Deployment is relatively simple for end customers
B. End customer investment is small
C. The network cost of backing up to cloud storage is low
D. Easy to expand
The recommended scenarios for installing iDA in a virtual machine are: (multiple choice)
A. The storage is directly connected to the virtual machine
B. The storage is directly connected to the ESXi host
C. The virtual machine contains a large database
D. There are a lot of files in the virtual machine
The disaster recovery system can copy business data to a local or remote data center for protection. Heng is not all data damage/ Loss can be recovered, which of the following data damage cannot be recovered by the disaster recovery system? (multiple choice)
A. Hard disk failure
B. Virus attack
C. Human misoperation
D. Business data center is paralyzed
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