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NEW QUESTION 397
A bank's production center and disaster recovery center use Huawei's hyper-converged storage. It is recommended that the replication link between sites be within 3000KM, the minimum connection bandwidth should not be less than 10Mbps in both directions, and the average write bandwidth of the replicated volume is smaller than the remote replication bandwidth.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 398
In Huawei all-flash memory, which of the following upgrade methods does not require resetting (restarting) the controller?
- A. Side-by-side upgrades
- B. Alternate upgrade
- C. Rapid upgrade
- D. Scroll Design
Answer: C
NEW QUESTION 399
The dual controllers of Huawei OceanStor hybrid flash storage are faulty, and the serial port of the controller cannot be started. The serial port of the controller prints "Grub err xxx." (Usually 24 or 17); after waiting for a long time, it still cannot be automatically repaired.
For this controller failure, which of the following description is correct? (Multiple Choice)
- A. The controller fails to start the coffer disk, resulting in a Grub error when the controller is powered on again, and the power-on fails.
- B. If there is no OceanStor storage of the same model and version, you need to apply for at least one controller and two hard disks to build a new environment for recovery.
- C. It can be repaired by inserting the faulty controller into the same model, same version storage that is functioning properly
- D. There is a small probability that the file system of the Flash card on the controller is damaged, resulting in a Grub error when the controller is powered on again, and the power-on fails.
Answer: A,B,C,D
NEW QUESTION 400
In Huawei OceanStor hybrid flash storage, data, logs, and modification information of a database application are stored in main LUDN1, main LUN2, and main LUN3, respectively, and asynchronous remote replication is created for the three main LUNs. When the primary LUIN2 fails, the primary storage system can be used to restore the data of the primary storage system, and the database can be started normally through the primary storage system.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 401
In Huawei SSD, the operations of reading and writing data on NAND FLASH mainly involve erasing, programming and reading. The basic operation unit of programming and reading is Block, the basic operation unit of erasing is Page, and the number of times of erasing and writing to Page is limited.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 402
The customer environment is SuSE 10 SP3, the HBA is QLogic QLE2562, the HBA card driver that comes with the operating system is used, and the storage array is Huawei OceanStor V3 storage. When the FC host port on the storage system and the HBA card port on the host have different modes, it is usually recommended to modify the FC host port mode on the storage side to solve the problem.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 403
Which technology in the active-active disaster recovery solution can realize the traffic allocation between servers in different regions on the WAN (including the Internet), and ensure that the best server is used to serve the customers closest to itself, thereby ensuring the quality of access?
- A. GSLB
- B. SLB
- C. GLB
- D. VIP
Answer: A
NEW QUESTION 404
During the configuration process of HyperMetro's active-active domain, if the remote device cannot be automatically listed and displayed in the configuration interface, the possible reasons are: (Multiple Choice)
- A. The remote device health state is not "normal".
- B. The remote device has an alarm "The remote device has no backup link"
- C. The device type of the remote device is replication.
- D. The remote device has been added to other active-active domains.
Answer: A,D
NEW QUESTION 405
Which of the following statements about the LUN copy or clone of Ocean Storage all-flash storage is correct?
- A. LUN copies and clones support incremental synchronization.
- B. LUN copies and clones can be performed on the same storage system.
- C. During LUN replication and cloning, host services must be suspended.
- D. LUN copies and clones back up the data in the source volume at the point in time when the copy or clone started.
Answer: B
NEW QUESTION 406
Windows supports MBR and GPT two disk partition modes. For MBR disks, which the following is correct?
- A. The maximum number of logical partitions divided on the primary extended partition is no more than 4.
- B. Windows operating system can create up to 4 partitions.
- C. The maximum size of a single partition is 1TB.
- D. The total number of primary partitions and primary extended partitions shall not exceed 4, and the maximum number of primary partitions shall be 4.
Answer: D
NEW QUESTION 407
In the CLI command "change storage, pool relocation speed relocation speed Middle", the ( ) field indicates the object to be operated.
- A. second
Answer: A
NEW QUESTION 408
The HyperMetro feature cooperates with Huawei's UltraPath multipath software, which of the following I/O access modes are provided based on the deployment distance of active-active sites? (Multiple Choice)
- A. Preferred Array Patterns
- B. Negative equalization mode
- C. Minimal task mode
- D. Polling Mode
Answer: A,B
NEW QUESTION 409
Game live broadcast platform A uses Huawei's all-flash storage to protect its business, and the storage system uses FlashLink technology specially designed for flash memory.
Which of the following statements is correct for the ROW full-score and large-block sequential writing? (Multiple Choice)
- A. 1 block sequential write makes full use of SAS bandwidth to reduce garbage collection
- B. Multiple highly scattered data blocks are aggregated into a contiguous large data block in the controller memory
- C. Large data blocks are written sequentially to the SSD
- D. The controller knows the data layout in the SSD
Answer: B,C,D
NEW QUESTION 410
Customer M used Huawei storage products to build an active/standby disaster recovery system, requiring that services be migrated to the disaster recovery side after a service failure on the production side. After the production end is restored, you can manually switch back to the production end from the disaster recovery end. The incremental data of the disaster recovery end is synchronized back to the production end, and the production end resumes business. After the disaster recovery center is built, the disaster recovery function test needs to be carried out, and the test should not affect the production business. Which of the following statements about the customer's DR test is correct? (Multiple Choice)
- A. According to customer needs, it is necessary to perform disaster recovery testing through snapshot mapping on the disaster recovery terminal
- B. Both the primary and secondary storages need to be configured with a license for the remote replication feature
- C. When the disaster recovery side switches back to the production side, incremental data synchronization needs to be performed first, and then the replication relationship is switched.
- D. The customer can use Huawei OceanStor BCManager eReplication to complete the three-step operation of creating a snapshot on the disaster recovery side, mapping the snapshot to the disaster recovery host, and scanning the disk on the file backup host with one click.
Answer: A,B,C,D
NEW QUESTION 411
The NAS migration tool runs on the Windows client, and the migration servers required respectively when migrating CIlFS and NFS shares are?
- A. Windows, Linux
- B. Linux, VndowS
- C. , windows, Windows
- D. Linux, Linux
Answer: A
NEW QUESTION 412
In the active-active solution, which of the following principles should the storage systems at both ends follow? (Multiple Choice)
- A. An eDevLUN must first complete data migration through SmartMigration and end the migration relationship to become an internal LUN before it can be added to an active-active pair
- B. The storage pools where the LUNs that make up the active-active pair are located must be consistent with the same storage medium and storage medium.
- C. The LUNs that constitute the active-active pair must be mapped to all hosts at the same time
- D. Related LUNs of the same database need to be placed in the same consistency group
Answer: C,D
NEW QUESTION 413
The customer wishes to deploy a backup system to protect raw data. During the environmental investigation, it was found that the utilization rate of the production network and the CPU utilization rate of the production server were both above 60%. In this case, it is recommended to use the 1AN basic backup network mode.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 414
NTFS (New Technology File System) is the file system of WindowsNT environment.
Which of the following statements about the NTFS file system is incorrect?
- A. The attribute information of each directory and file is included in the MFT. The MFT item records the name, size, and data storage location of the file and directory.
- B. The space allocation unit of files in NTFS is sector, which is 512 bytes by default.
- C. NTFS design ideas: stability, security, support for large-capacity storage devices.
- D. NTFS treats all data as files, and the metafiles of the file system are also stored like ordinary files.
Answer: B
NEW QUESTION 415
The MTTR indicator is used to describe the average continuous time between failures of a product during operational use or testing.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 416
A bank purchased a new all-flash storage device (such as Huawei OceanStor all-flash memory), and the engineer initialized and configured the device. Which of the following operations is correct?
- A. When logging in to DeviceManager, use the port number 8088
- B. When creating a LUN, configure the LUN as a Thick LUN
- C. It is required to tolerate 2 data CHUNK failures and configure the RAID strategy as RAID5
- D. When creating hosts in batches, create 600 hosts at a time
Answer: A
NEW QUESTION 417
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