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  1. Home
  2. Huawei
  3. HCIA-Storage V4.5
  4. Huawei.H13-611_V4.5-ENU.v2023-07-20.q239
  5. Question 1

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Question 1/239

What is the difference between synchronous replication and asynchronous replication? (Multiple Choice)

Correct Answer: B,C,D

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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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