Single selection In the Huawei Qseanstor 9000 storage system, when a current foReplisatox Pair is in a split state, Which of the following statements is incorrect?
A. Pair split occurs. The possible cause is a temporary link abnormality or network bandwidth expansion.
B. At this time, the master-slave relationship of the two directories specified by Pair remains unchanged.
C. When the Pair is resynchronized, the difference data and the synchronized data that have not been copied to the secondary directory due to the split operation during the last synchronization Resynchronize as needed.
Multiple choices The business characteristics of Huawei Oceanstor 9000NFS are correct: (multiple choices)
A. Compatible with multiple operating systems, can realize file resource sharing in a heterogeneous network environment
B. After node B fails, the client business connected to this node quickly switches to other nodes to take over, and the business is not interrupted
C. Provide shared services externally in a cluster mode, and nodes can monitor each other's service status
D. can realize load balancing according to business and node status, and data access is evenly distributed in the cluster
E. Oceanstor 9000 supports NFSv3 and v4 protocols
multiple choices. The possible causes of common business failures in the Huawei Oceanstor 9000 storage system include: (multiple choices)
A. File system is abnormal
B. protocol exception
C. Abnormal connection with external authentication server
D. Client setting is abnormal
Which of the following ideas and methods to solve the problem of QceanStor9000 DeviceManager. server is correct is:
A. Check if the DeviceManager process is abnormal, then restart the DeviceManager process.
B. If the DeviceManager process is normal, check the CM process.
C. Check that the CM process is normal, and then contact Huawei technical support engineers. answer
The system debug log level is used to identify the severity and importance of a log, and eReplication is ranked according to the severity. The order of decrement can divide the system debug log into the following 4 levels: error, warning, operation, and debugging.
A. True
B. False
Multi-choice Oceanstor 9000 (C30) adds the function of internal file copy when file sharing. Which of the following operations can be performed on the client During operation, when monitoring the Huawei Oceanstor 9000 client, will I not see the data traffic? (multiple choice)
A. When the client is on Windows7. When copy and paste operations are performed through the Explorer
B. When the client is Windows8., when copy and paste operations are performed through the Explorer
C. When the client is running on Windows 2012, when copy and paste operations are performed through the resource manager
D. When the client Suse10 is used to execute copy and paste operations through commands
S5752/S5352 switches only support optional AC power modules.
A. True
B. False
When configuring primary and secondary disaster recovery, which of the following conditions must be met for the LUNs on the primary and secondary arrays?
A. The size of the secondary LUN must be greater than or equal to the primary LUN.
B. The backup side needs to be configured with the same RAID level, and the size of the backup side LUN must be the same as that of the primary side LUN.
C. Only the size of the backup LUN and the primary LUN are the same.
D. The backup side needs to be configured with the same type of hard disk, and the size of the backup side LUN must be greater than or equal to the primary side LUN.
Huawei OceanStor 9000 FRU replacement tool maintenance does not support which of the following modules or devices can be replaced?
A. power module
B. Replace the hard disk online
C. cable (or optical module)
D. IO module
The backup situation of an enterprise application was that on February 1 (Feb 1), a single- selected full backup of all files and directories was performed, and 2 Cumulative incremental backup was performed on February 2 (Feb 2), February 3 (Feb 3), and February 4 (Feb 4).
The service disk fails, and now I want to restore to the February 4th version, what backup files are needed?
A. Feb +Feb 2
B. Feb l+Feb 2+Feb 3+Feb 4
C. Feb l+Feb 4
D. Feb l+Feb 3
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