A. Zero data copyB. fastwriteC. Cache bubblesD. Geo-optimized accessCorrect Answer: CSection: (none)ExplanationExplanation/Reference:QUESTION 141Which of the following is incorrect about oceanstor v3 storage system recovery refactoring?A. Fast recovery of priority data,no skin care is required for data that is not updatedB. Complete recovery refactoring, data difference log information is requiredC. Recovery refactoring is used in scenarios where the disk cannot be used properly and the raid group is in a degraded stateD. When the bit disk fails suddenly, the recovery reconstruction will be performedCorrect Answer: DSection: (none)ExplanationExplanation/Reference:QUESTION 142In the oceanstor 18000 storage system, when the controller and the hard disk frame link failure, the controller will need to access the io request is forwarded to the bootAnother controller within the engine, thereby completing the access to hard disk dataA. Correct.B. ErrorCorrect Answer: ASection: (none)ExplanationExplanation/Reference:QUESTION 143Which of the following operations do not do quota checks when using files in oceanstor v3 quotas?A. Add documents
B. View read filesC. Modify filesD. Delete filesCorrect Answer: DSection: (none)ExplanationExplanation/Reference:QUESTION 144If customers want to buy a Huawei Storage for video surveillance and backup and archive data services, we recommend which metrics to choose the appropriate Huawei Storage DeviceReady?A. IOPSB. BandwidthC. DelayD. cpu utilizationCorrect Answer: BSection: (none)ExplanationExplanation/Reference:QUESTION 145What are the common hardware failures of Huawei oceanstor series storage?A. Controller failureB. Hard drive failureC. raid failureD. oceanstor toolkit failureCorrect Answer: ABSection: (none)ExplanationExplanation/Reference:QUESTION 146Huawei oceanstor v3 smarterase has a number of limitations when using it.A. Data destruction of a source lun that created a snapshot is not supportedB. If the storage resources of a lun come from an ssd drive, data destruction of the lun can achieve the desired effectC. Support for data destruction of snapshot LUNsD. Support for data destruction of tihin lunCorrect Answer: ASection: (none)ExplanationExplanation/Reference:QUESTION 147In the Huawei oceanstor v3 worn file system, the file signature primary user verifies the integrity of the file,but when the file is migrated, the fingerprint informationInformation can not be migrated along with the file, you need to calculate the fingerprint information after the file migration is completeA. Correct.
B. ErrorCorrect Answer: BSection: (none)ExplanationExplanation/Reference:QUESTION 148The following statement about Huawei oceanstor v3 smartqos io priority scheduling is correct：A. io priority based on the io where the lun priority, lun priority by the user based on the importance of the business deployed on the lun to developB. When the hard disk occupancy rate is too high, in order to ensure the reliability of the