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?A . 10 MB/sB . 200...
Continue readingWhich types of deduplication are supported by the Huawei OceanStor All-In-One Backup Solution? (Multiple Choice)
Which types of deduplication are supported by the Huawei OceanStor All-In-One Backup Solution? (Multiple Choice)A . Source-end deduplicationB . Target-end deduplicationC . Global deduplicationD . Parallel deduplication View Answer Answer: AC...
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.
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...
Continue readingDuring 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.
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.A . TRUEB . FALSE View Answer Answer: B...
Then, which of the following statements are true?
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)A . If the storage system is faulty, there may be 30 minutes of data differences between the production site and the disaster recovery site.B...
Continue readingAt which layers are the Active-Active DC Disaster Recovery Solution deployed? (Multiple Choice)
At which layers are the Active-Active DC Disaster Recovery Solution deployed? (Multiple Choice)A . Active-active storage layerB . Active-active database layerC . Active-active web and application layersD . Load balancing layerE . File system layer View Answer Answer: ABCD...
In the Huawei Active-Active DC Solution, SQL Server can provide services concurrently at both sites.
In the Huawei Active-Active DC Solution, SQL Server can provide services concurrently at both sites.A . TRUEB . FALSE View Answer Answer: B...
HyperReplication/A of the OceanStor V3 storage systems adopt the snapshot technology.
HyperReplication/A of the OceanStor V3 storage systems adopt the snapshot technology.A . Statement 1 is false. Statement 2 is true.B . Statement 1 is false, Statement 2 is false.C . Statement 1 is true. Statement 2 is true.D . Statement 1 is true. Statement 2 is false. View Answer Answer: D...
What are the application maintenance principles of OceanStor backup solution?
What are the application maintenance principles of OceanStor backup solution?A . Ensure that the database archive mode is enabledB . Ensure that users’ system space is sufficientC . Ensure that users’ application environment information is correctly typedD . Ensure that users’ applications meet interoperability matrix requirementsE . Prevent DNS or Hosts file inconsistency View...
Continue readingWhat are the application maintenance principles of OceanStor backup solution?
What are the application maintenance principles of OceanStor backup solution?A . Ensure that the database archive mode is enabledB . Ensure that users’ system space is sufficientC . Ensure that users’ application environment information is correctly typedD . Ensure that users’ applications meet interoperability matrix requirementsE . Prevent DNS or Hosts file inconsistency View...
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