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What is the difference between synchronous replication and asynchronous replication? (Multiple Choice)
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- Other Question (239q)
- Q1. What is the difference between synchronous replication and asynchronous replication? (Mult...
- Q2. A company previously purchased a batch of storage equipment, using SAS, and now it needs t...
- Q3. Which of the following is the correct configuration process for the Huawei OceanStor V3 st...
- Q4. Which of the following statements are true for a NAS solution? (Multiple Choice)...
- Q5. The FCoE protocol refers to encapsulating the FC protocol into a TCP/IP protocol package a...
- Q6. In which stage of the lifecycle management of information and data, does the data manageme...
- Q7. The following description of common storage protocols is correct?...
- Q8. What are the main elements of the disaster recovery system? (Multiple choice)...
- Q9. When CLI is used to configure Huawei hybrid flash storage, which operation is NOT involved...
- Q10. Huawei Dorado is positioned as small and medium-sized enterprises, centralized storage, vi...
- Q11. In a Linux system, if the representation of a SCSI target is: 2:1:0:3, the following descr...
- Q12. The Smart Cache feature in Huawei OceanStor V3 series products can only improve read perfo...
- Q13. What versions of the NFS protocol are there? (Multiple choice)...
- Q14. The x86 architecture is a type of data center infrastructure....
- Q15. Which one of the following statements is correct?...
- Q16. The following two descriptions are correct: Description 1: Synchronous remote replication,...
- Q17. Which of the following are the application scenarios of the SAN solution? (Multiple choice...
- Q18. SmartThin provided by HUAWEI OceanStor storage systems is a technology that manages storag...
- Q19. If a company's business is to write large-scale data randomly into the LUN, which capacity...
- Q20. The following are the key characteristics of cloud computing:...
- Q21. You need to manually set free disks as hot spare disks in a HUAWEI OceanStor storage syste...
- Q22. The dual-controller storage system generally contains a mirror channel, and data written t...
- Q23. Which is the correct order for evolution of mid-range storage architectures? 1) Fixed stor...
- Q24. Description 1: When Windows mounts a CIFS share with the same IP address (domain name or m...
- Q25. For a system with high business continuity, the RPO and RTO values should have which of th...
- Q26. Which of the following RAID levels requires at least 4 hard drives?...
- Q27. The x86 architecture is a type of data center infrastructure....
- Q28. Which of the following methods can achieve the optimal RTO?...
- Q29. Which of the following about FC SAN network switching technology is wrong?...
- Q30. The following description about Huawei RAID2.0+ technology is correct: (multiple choices)...
- Q31. What are the maintenance items of the data center storage administrator? (Multiple choices...
- Q32. Which of the data storage types are classified based on data access frequency?...
- Q33. Which one of the following component is responsible for rotating the disk platter in the d...
- Q34. The SATA connector can support both SATA and SAS hard drives....
- Q35. Statement 1: DAS solutions are islands of storage and that is why it is easy to make backu...
- Q36. In an enterprise IP SAN network, the host resource occupancy rate is always high. After in...
- Q37. FC relies on a dedicated FC network, which is easy to form storage islands....
- Q38. What does throughput refers to In storage systems?...
- Q39. Which of the following is wrong about FC SAN network switching technology?...
- Q40. Is the following correct understanding of data and information?...
- Q41. The RDMA protocol can achieve direct access to the memory of the remote device. RDMA achie...
- Q42. SmartThin is a storage space management provided by HUAWEI OceanStor storage system to all...
- Q43. Which of the following descriptions of RAID 10 is correct? (Multiple choice)...
- Q44. The failure of an SSD is more predictable than that of other disk technologies....
- Q45. Which of the following operating systems can access CIFS shares without installing additio...
- Q46. A bank needs to ensure data security and use it to transfer large databases. Which storage...
- Q47. Clustered NAS can provide concurrent multi-node access of data to hosts....
- Q48. What steps did the high-end storage architecture go through? (Multiple Choice)...
- Q49. The failure of any one hard disk in the RAID 10 level RAID will not affect data access....
- Q50. Backup is concerned with data recoverability, and disaster recovery is concerned with busi...
- Q51. Semi-structured data is generally self-describing, and the structure and content of the da...
- Q52. Which of the following objectives with the minimum value can be controlled by Smart QoS po...
- Q53. Which of the following descriptions about the working principle of RAID 10 are correct? (M...
- Q54. A company purchasing a set of Huawei storage services needs to provide file services while...
- Q55. In the Huawei OceanStor V3 storage system, a customer plans to deploy 3 systems, a busines...
- Q56. The SATA connector can support both SATA and SAS hard disks at the same time....
- Q57. Engineer A wants a RAID that does not affect the CPU, and engineering B wants a RAID that ...
- Q58. The amount of data in an incremental backup is larger than that in a differential backup....
- Q59. What are the advantages of SSDs over HDDs? (Multiple Choice)...
- Q60. Which of the following descriptions about SCSI is wrong?...
- Q61. From the perspective of the cloud computing business model, Huawei network disks belong to...
- Q62. Which of the following are the 3 layers of SCSI Initiator Model? (Multiple Choice)...
- Q63. Regarding data-level, application-level, and business-level disaster recovery, which of th...
- Q64. A device has only one WWNN number, but it can have multiple WWPN numbers....
- Q65. Among flash memory media chips, QLC is lower in cost than TCL, supports frequent rewriting...
- Q66. What are the challenges facing traditional data centers? (Multiple choice)...
- Q67. In the HUAWEI OceanStor storage system, a customer plans to deploy 3 sets of systems, a se...
- Q68. FCoE is a transmission protocol standard that can encapsulate frames in FC in a lossless E...
- Q69. The data center is an infrastructure built for accessing and carrying server services. Acc...
- Q70. Create a Thin LUN on HUAWEI OceanStor with a capacity of 100G and an initial allocated cap...
- Q71. The capacity and volume of computer hard disks are constantly changing during the developm...
- Q72. In Huawei RAID 2.0+, is the description about chunck and extent correct?...
- Q73. Which of the following has the highest performance? (Exhibit)...
- Q74. Which statements are true about distributed storage? (Select All that Apply)...
- Q75. Regarding the characteristics of DAS, the following description is correct: (multiple choi...
- Q76. Which of the following RAID levels has the lowest hard disk space utilization?...
- Q77. Which of the following are attached to the storage system serially? (Multiple Choice)...
- Q78. In a RAID5 composed of three disks, if 10110110 and 11010011 are written simultaneously, T...
- Q79. During the host's read operation of Thin LUN, what technology is used to read dat...
- Q80. What is the function of hot spare in storage?
- Q81. SmartKit contains all kinds of tools required for IT equipment deployment, maintenance, up...
- Q82. Which of the following is incorrect regarding the differences of IP SAN and FC SAN?...
- Q83. Based on the new industrial revolution, what are the changes in the trend of ICT? (Multipl...
- Q84. Which of the following statements about block virtualization technology for Huawei storage...
- Q85. Which of the following statements about RAID 5 are correct? (Multiple Choice)...
- Q86. Suppose, for cost control reasons, a startup company can acquire only one storage device t...
- Q87. Regarding the benefits and necessity of enterprises doing disaster recovery system constru...
- Q88. Which of the following statement is wrong? (Multiple choice)...
- Q89. Which of the following are the FC topology? (Multiple Choice)...
- Q90. The following description is correct: (multiple choice)...
- Q91. Which of the following statements is incorrect?...
- Q92. The host layer disaster recovery investment is less, and the compatibility is better....
- Q93. The same source LUN can form multiple different Hyper Clone Pairs with different target LU...
- Q94. Which NVMe is correct? (Multiple Choice)
- Q95. In the NAS architecture environment, three hosts simultaneously read and write to a disk p...
- Q96. Which of the following are the 3 layers of components that storage systems are made up of?...
- Q97. Which statement is true about RAID 2.0+?
- Q98. Which of the following is not one of the working principles of QoS?...
- Q99. Which of the following are the business models of cloud computing? (Multiple choice)...
- Q100. Why storage systems has more than one storage controllers in the Dual Storage Controller A...
- Q101. The enterprise storage device has 30T space, divided into three 10TThinLUNs, and imported ...
- Q102. What is best described as: the time it takes for the desired data to be beneath the read h...
- Q103. Which of the following statements about RAID technology are correct? (Multiple Choice)...
- Q104. The components of a storage device are redundant, including controller modules, management...
- Q105. Currently all OceanStor V3 devices support SAS at 12 Gb/s....
- Q106. Statement 1: FCoE is preferred over iSCSI because it uses fiber optic cables that can be m...
- Q107. With the advent of the era of big data, the corresponding storage technology is also under...
- Q108. Which of the following would best describe a virus?...
- Q109. According to the storage access rate, which types of storage devices can be divided into? ...
- Q110. An enterprise adopts cloud-level primary and backup data-level disaster tolerance. During ...
- Q111. Which one of the following options is stored in a narrow-sense storage?...
- Q112. The following description of disaster recovery is incorrect?...
- Q113. What are the data protection methods of RAID? (Multiple Choice)...
- Q114. Statement 1: OceanStor Dorado systems are designed for high performance environments. Stat...
- Q115. The backup software in the backup system is called the backup server....
- Q116. Which of the following is wrong about the features of OceanStor V3?...
- Q117. Huawei's full-flash storage system uses the Smart Matrix architecture to achieve front-end...
- Q118. Among the following storage functions, which of the following can provide customers with d...
- Q119. Description 1: Enterprises should know how much downtime costs, so as to determine the app...
- Q120. What is correct about SSD solid state drives? (Multiple Choice)...
- Q121. NAS equipment optimizes file service, storage, retrieval, file access and other functions ...
- Q122. Statement 1: Disaster Recovery plans eliminate the need for backups on tape or disk. State...
- Q123. Statement 1: The file system of SAN storage is deployed on the storage side, and the file ...
- Q124. Based on common ICT architecture, what effect does network latency have on the performance...
- Q125. How is the information life cycle affected? (Multiple Choice)...
- Q126. A company purchased DAS storage devices to store documents and business data in the early ...
- Q127. Which of the following is not an IP SAN component?...
- Q128. Which of the following options does the distributed storage network include? (Multiple Cho...
- Q129. Which interfaces are used for mechanical hard drives in the storage system? (Multiple Choi...
- Q130. Is the following statement correct?
- Q131. What are the infrastructure of the data center? (Multiple choice)...
- Q132. On which of the following storages the NV ME interface protocol is applied?...
- Q133. SmartKit is an O&M tool that integrates cloud computing, server, and storage. It canno...
- Q134. Hyper metro double write. After receiving the I/O write request, the two writes together w...
- Q135. Compare NAS storage and SAN storage in terms of principle, performance, cost, sharing, and...
- Q136. Regarding the traditional model and cloud computing model, high reliability in the data ce...
- Q137. Regarding database-level disaster recovery, which of the following statement is wrong?...
- Q138. The initial capacity allocation strategy of HUAWEI OceanStor storage system defaults to au...
- Q139. Regarding the steps of SAN synchronous replication, what is the correct order? (1) The pro...
- Q140. Statement 1: a snapshot of a ThinLUN at creation does not occupy storage capacity. The sna...
- Q141. Which of the following items is NOT mandatory in a Fibre Channel SAN? (Multiple Choice)...
- Q142. Which of the following are not the advantages of cloud data centers?...
- Q143. What are the main elements that the disaster recovery system pays attention to? (Multiple ...
- Q144. A reliable ICT infrastructure should avoid a single point of failure of equipment, or even...
- Q145. In a NAS environment entire files are sent across the ethernet based network. The NAS serv...
- Q146. The storage controller can only provide processing and caching functions....
- Q147. Statement 1: The higher the number used to indicate the RAID level, the higher the overhea...
- Q148. From the perspective of the cloud computing business model, Huawei's network disk belongs ...
- Q149. Engineer C maps the storage to the file server for storing various files of the enterprise...
- Q150. Which of the following are the supported data storage architecture of modern storage array...
- Q151. In HUAWEI OceanStor, for synchronous replication to be successful, all host applications m...
- Q152. In the Huawei OceanStor V3 storage system, what kind of protocol is used for the mirroring...
- Q153. After the multi-path software is installed on the host, which of the following description...
- Q154. Some file types in the computer file system, such as XML, HTML, and Json, can be classifie...
- Q155. An enterprise adopts cloud primary and backup data-level disaster recovery. During busines...
- Q156. Regarding Huawei's OceanStor V3 storage dynamic tiered storage technology, which of the fo...
- Q157. A host connected to a switch port cannot belong to multiple zones, but can only be divided...
- Q158. Regarding the characteristics of the LAN-BASED backup method, which of the following is in...
- Q159. What are the common protocols in SAN networking? (Multiple Choice)...
- Q160. Which of the following are common RAID types. (Multiple Choice)...
- Q161. What is typical for a DAS solution? (Multiple Choice)...
- Q162. All-flash memory (such as Huawei Oceanstor) uses the smartMation architecture to realize t...
- Q163. Which of the following are the maintenance items of the data center storage administrator?...
- Q164. When checking the hot data situation on a regular basis, which of the following features i...
- Q165. Taking OceanStor Huawei all-flash storage products as an example, which of the following d...
- Q166. Description 1: The LUN is composed of multiple Extents in the storage pool. Description 2:...
- Q167. With the advent of the era of big data, the corresponding storage technology is also under...
- Q168. Which of the following three disaster recovery technologies are commonly used? (Multiple c...
- Q169. For random accessing to mechanical disks, the biggest impact on the time taken to complete...
- Q170. The Hyper Clone of the Huawei Ocean Stor hybrid flash storage system is a data protection ...
- Q171. Incremental backup requires the last full backup and each incremental backup to fully rest...
- Q172. When the RTO requirement is within 10 minutes, the traditional tape backup method is not r...
- Q173. Which of the following is correct for RAID 3? (Multiple Choice)...
- Q174. Huawei storage deduplication feature, first write to disk, find free time to read and dele...
- Q175. Which of the following commands can be used to view the license information?...
- Q176. During the daily inspection, an operation and maintenance engineer found that the storage ...
- Q177. A media company purchased storage equipment from multiple manufacturers during the constru...
- Q178. Which of these are O&M standard systems? (Select All that Apply)...
- Q179. When determining hard disk performance, which of the following are relevant. (Multiple Cho...
- Q180. In the OceanStor V3 storage system, the types of hard disks in the same hard disk domain m...
- Q181. Which of the following are the types of flash memory particles for SSD hard drives? (Multi...
- Q182. During the period when the disk cannot be accessed, when writing to the disk, which refact...
- Q183. In a traditional RAID group, when a certain number of hard disks fail, the entire RAID gro...
- Q184. The data of a certain company is archived data and online business data. If the cost of us...
- Q185. What are the authentication methods of CIFS? (Multiple Choice)...
- Q186. Situation: Disk Domain A has 40 disks, Disk Domain B has 20 disks. True or False: the rebu...
- Q187. A company belongs to the field of banking and finance, with a large amount of business dat...
- Q188. Which device allows segregation of collision domains but not broadcasting domains?...
- Q189. Remote replication requires that the primary and secondary storage are from the same manuf...
- Q190. A company that primarily has static data (like map data or JPG files) does not profit much...
- Q191. For remote replication, the primary LUN and secondary LUN must be consistent....
- Q192. In an ICT infrastructure the servers can run different operating systems like Windows, Lin...
- Q193. What kind of technology does the OceanStor 5300 V3 expansion controller belong to?...
- Q194. There are two descriptions about fiber switches below, the correct ones are: Description 1...
- Q195. The data compression feature refers to the reduction of the transmission processing and st...
- Q196. Which of the following statements about SAS is false?...
- Q197. Host-level disaster recovery has less investment and better compatibility....
- Q198. The NAS engine and the storage unit are interconnected by an Ethernet switch....
- Q199. What are the common time indicators to measure the reliability of a system? (Multiple choi...
- Q200. Which of the following VLANs are correct? (Multiple Choice)...
- Q201. Which ports in the FC switch can communicate with each other is determined by the zone....
- Q202. Connecting an OceanStor 5300 V3 to three disk enclosures requires.......... SAS cables....
- Q203. It is a hard-disk failure that occurs when a read-write head of a hard disk drive comes in...
- Q204. The new storage system has high I/O characteristics for the company's main business. When ...
- Q205. Engineer A configures a snapshot of the business data LUN of the Huawei Ocaenstor hybrid f...
- Q206. Which is NOT the limitation of DAS, compared with SAN?...
- Q207. Which of the following statements are correct? (Multiple Choice)...
- Q208. Which of the following disk interface technologies use serial interface technology? (Multi...
- Q209. Regarding the definition of information, which of the following descriptions are correct? ...
- Q210. An intelligent backup strategy involves multiple backup policies on the same production da...
- Q211. The advantages and disadvantages of the disaster recovery technology of the host layer, ne...
- Q212. Which of the following two descriptions is correct? Description 1: Synchronous remote repl...
- Q213. A bank purchases a new storage device. During the RAID level configuration, the bank requi...
- Q214. It is a device which manages the physical disk drives and presents them to the users as lo...
- Q215. Regarding the new era of ICT and technology, is the following statement correct? (Multiple...
- Q216. A company uses Huawei's storage array to build a disaster recovery center and configures a...
- Q217. Regarding the description of the coffer disk of the Huawei OceanStor storage system, which...
- Q218. SCSI communication is initiated by the initiator and received and processed by the target....
- Q219. Which item is correct in the description of distributed storage nodes based on Huawei's DC...
- Q220. Which of the following items can be replaced by CRU users?...
- Q221. The data compression feature saves space by deleting data....
- Q222. The size of the primary LUN and the secondary LUN in remote replication must be the same...
- Q223. What are the advantages of SSDs over HDDs? (Select All that Apply)...
- Q224. In the case of using RAID 2.0+ technology, Thick LUN is composed of Grain, and Thin LUN is...
- Q225. When a RAID configuration is in a degraded state it means that no data has been lost yet....
- Q226. Fibre Channel is a dedicated protocol used in enterprise-level SAN networks for communicat...
- Q227. Among the components of the mechanical disk, the parts responsible for reading and writing...
- Q228. Which size of HDDs is used by Huawei storage products?...
- Q229. The following description of the hard disk domain in Huawei RAID 2.0+ technology, the erro...
- Q230. Storage array is a network device used to switching network signals or dat a. It can provi...
- Q231. Synchronous replication in OceanStor V3 devices is based on the snapshot technology....
- Q232. The SmartTier intelligent data grading feature requires three types of hard drives in the ...
- Q233. Which of the following statements are characteristics of pre-copy technology? (Multiple Ch...
- Q234. A bank purchased 1,000 servers, deployed in a distributed architecture, created multiple s...
- Q235. The NAS engine and the storage unit are interconnected by Ethernet switches....
- Q236. During data center construction, a media company purchased storage devices from multiple v...
- Q237. What is a storage array?
- Q238. Which of the following options belong to the subsystem of the storage device? (Multiple Ch...
- Q239. Which of the following licenses requires at least two OceanStor systems that are connected...

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