IT Certification Exam Questions & Answers

NEW QUESTION 27
In the 10GB network of Huawei 0ceanstor 9000, the switch CE6850-48S4Q-EI can be used. About the switch description.
The correct one is: (multiple choice)

NEW QUESTION 28
An engineer needs to perform a snapshot rollback operation to obtain source data at a certain time in the past.
Regarding this operation process, which of the following statements are correct()

NEW QUESTION 29
The following description of eReplication is incorrect: (single choice)

NEW QUESTION 30
Compared with ordinary file backup, the components that need to be deployed when deploying VMware backup are:

NEW QUESTION 31
A customer uses Huawei Oceanstor 9000 to store its massive files. In order to facilitate sharing among multiple departments, a Dedicated catalog. After running for a period of time, the storage resources became tense, analyze the reason is that some departments are overused
0ceanstor9000, so the customer can limit the use of space by setting quotas on the directories of these departments To ensure that other departments can use 0ceanstor 9000 storage resources normally

NEW QUESTION 32
Single choice When the Oceanstor 9000 street leveling strategy switch is turned off, when expanding the node, delete or disable the node, add hard disks, and hard disks.
Failure and slow disk scenarios. The system does not generate a balancing task, but if the node is deleted and the balancing strategy switch is turned on, the system will automatically finish Into data balance.

NEW QUESTION 33
In the local high-availability solution using Huawei HyperMirror, which of the following statements is correct? (multiple choice)

NEW QUESTION 34
The hardware snapshot of the OceanStor backup solution supports storage devices from all vendors.

NEW QUESTION 35
During the offline upgrade of Huawei Oceanstor 9000 software version, there will be a single selection of interrupt service operation, and the service interruption time depends on the upgrade.
execution time

NEW QUESTION 36
Single choice, the underlying virtualization of the N8000 cluster NAS system is realized through the VxVM component. The virtual objects managed by VxVM are: VM Disk, Disk Group, Subdisk, Pick, which one of the following explanations is correct?

NEW QUESTION 37
During the daily X inspection, engineer C found that the bit error rate of an optical module in the storage is high, and he plans to replace an optical module. Which of the following The description of the option is correct ()

NEW QUESTION 38
The following describes the characteristics of which kind of backup networking
1. Occupy larger existing network bandwidth.
2. The backup performance is limited.
3. It has a certain impact on the host application.

NEW QUESTION 39
Single choice Huawei Oceanstor 9000 FRU replacement tool does not support the replacement of which of the following modules or devices?

NEW QUESTION 40
Regarding Huawei’s distributed storage multi-level caching technology, the small I0 write cache single- selected storage scenario, which of the following is the correct order ()#Enter Based on the WAL log area of the SSD cache disk, return to the host to complete the write operation. #When the memory write cache reaches a certain level, the data starts to go down Flashing #Data writing into RAM-based Write Cache #Small IO will be written to the SSD cache of the node first, waiting to be aggregated into large IO Rewrite to HDD

NEW QUESTION 41
The storage capacity of site A is 2543GB. The storage capacity of site B is 3000GB. The storage capacity of site B is 3000GB.
The backup data is remotely copied to site A and saved. Consider the case of replication compression, the compression ratio is 3, and the back-end storage capacity required by site A is calculated.
What is the amount?

NEW QUESTION 42
What is the unit that Huawei 0 ceanstor9000 provides CIFS/NFS/FTP sharing?

NEW QUESTION 43
The InfoLocker feature of OceanStor 9000 can be used to meet the business scenario of “write once and read many times”.

NEW QUESTION 44
In the era of single-choice big data, traditional technology upgrades can no longer meet the needs of big data processing. Which of the following is not big data era) The direction of technology development?

NEW QUESTION 45
In the HyperMetro dual-active data center solution, the quorum server mode has higher reliability than the static priority mode.
It can ensure the continuous operation of the business under various single point of failure scenarios.
Therefore, Huawei’s dual-active solution recommends the use of the arbitration server model.

NEW QUESTION 46
When delivering a flash storage project, Huawei engineers introduced the multi-tenant feature of flash storage to the customer. This feature isolates service dat a. Although different tenants cannot access each other’s LUNs, they can access each other’s file system.

NEW QUESTION 47
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.

NEW QUESTION 48
SmartDedupe in Huawei hybrid flash storage can only be supported by file systems with Thin features.