Huawei H13-624_V5.0 問題集

質問 1：
Which of the following options does not belong to the characteristics of distributed storage big data service solutions?
A. An EC mechanism that is truly fully compatible with native HDFS semantics
B. High performance supports EC, better than native HDFS 3.0
C. Integrated deployment, storage and computing are configured in proportion
D. Distributed NameNodes
正解：C

質問 2：
An enterprise customer plans to purchase Huawei Oceanstor 9000 to meet its 10PB data storage requirements. The customer chooses the C36 node of Oceanstor 9000. The node is equipped with 4T SATA disks, and the nodes use 4+2 distributed RAID storage. Assuming that the system loss (including metadata and system data possession, hard disk loss, etc.) is 10%, theoretically, how many C36 nodes does the customer need to purchase at least to meet their business data storage needs?
A. 87
B. 107
C. 72
D. 119
E. 131
正解：E

質問 3：
Which one of the following is incorrect when the description about Huawei Oceanstor v3 smarterase technology is incorrect?
A. When the mirror data is destroyed, every time complete random data is written to the lun, it will trigger a check whether the expected number of times is reached
B. Support DOD and custom destruction methods, and the default destruction times are 3 times
C. When you choose to use the custom destruction method, you can overwrite up to 99 times
正解：B

質問 4：
A company's business runs on Huawei's distributed storage, and the user data business uses the block service, and the deduplication function is enabled. During the peak period of user data business, it is necessary to give priority to ensuring the front-end business performance, which heavy method will the storage system use?
A. Online deduplication
B. Disable deduplication
C. Source-side deduplication
D. Post-duplication
正解：D

質問 5：
Which of the following commands belongs to the WARNING type of Huawei storage?
A. import license
B. reboot system
C. clear configuration_data
D. power off disk
正解：A

質問 6：
In Oceanstor 9000, which is wrong about WushanFS global cache technology?
A. WushanFS uses distributed locks to implement global cache data management. The same business data is only cached on a certain node. When other nodes need to access the data, they can obtain the cached data by applying for locks.
B. The data in the cache of a certain node cannot be hit by the read and write services of other nodes
C. The Global Cache in WushanFS logically forms the memory space on all storage servers into an overall memory resource pool
D. Global cache technology helps to improve node memory resource sharing
正解：B

質問 7：
Which of the following DAV (distributed authoring and versioning) can solve those problems that the
http protocol cannot solve? (Multiple choice)
A. Document Properties
B. Resource management
C. Document encryption
D. Overwrite protection
正解：A,B,D

質問 8：
Backup can be regarded as low-level disaster recovery, backup is the basis of disaster recovery, and disaster recovery can replace backup.
A. FALSE
B. TRUE
正解：A