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H13-624-ENU exam torrent Huawei study guide
NEW QUESTION 348
In a large and medium-sized database application, files such as data, logs, and modification records are stored in the associated LUN1, LUN2, and LUN3 respectively, and remote replication tasks 1, 2, and 3 are created respectively, and the engineer copies these three remotely The task is added to the consistency group.
In this case, which of the following statements are correct? (Multiple choice)
- A. These three groups of remote replications can only be added to the consistency group on the primary storage system, and all the secondary LUNs of the remote replication must be located on the same remote storage system
- B. If remote replication task 2 fails during the data synchronization process, the consistency group will continue to complete remote replication tasks 1 and 3, and after the troubleshooting is restored, continue to perform remote replication task 2 data synchronization
- C. After a disaster occurs, use the secondary storage system to recover data, and the data in the database is still valid
- D. If remote replication task 2 fails during data synchronization, the consistency group will immediately stop remote replication tasks 1 and 3
Answer: C,D
NEW QUESTION 349
In a customer scenario, the front-end uses a GE network, and the back-end uses a 10GE network. Which of the following options is correct for the corresponding interface?
- A. A0-0 and A0-1 are connected to the front-end GE network, and B3-0 and B3-1 are connected to the back-end 10GE network
- B. A0-0 and A0-1 are connected to the back-end 10GE network, and B3-0 and B3-1 are connected to the front-end GE network
- C. A0-0 and B3-1 are connected to the front-end GE network, and A0-1 and B3-0 are connected to the back-end 10GE network
- D. A0-0 and B3-0 are connected to the front-end GE network, and A0-1 and B3-1 are connected to the back-end 10GE network
Answer: B
NEW QUESTION 350
A Clone task fails.
This could be caused by; (Multiple Choice)
- A. The target LUN is not on the same controller.
- B. The source LUN is smaller than the target LUN.
- C. The target LUN is in use by another service.
- D. The target LUN is not mapped to a host,
Answer: A,B
NEW QUESTION 351
In the data replication technology used for disaster tolerance, the data replication technology at the host layer has good compatibility with servers and storage devices.
- A. False
- B. True
Answer: B
NEW QUESTION 352
Parallel deduplication provides PB-level data backup to common disks. The processing speed and data capacity can increase linearly as the number of nodes in the deduplication grid grows.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 353
The Persistence layer of Huawei Distributed Storage provides persistent storage capabilities, EC and multiple copies capabilities, and Plog append only access capabilities through PlogClient.
- A. False
- B. True
Answer: B
NEW QUESTION 354
When analyzing and adjusting the factors that affect the performance of Huawei Oceanstor 9000 client, the steps involved are:
A) Check and adjust external interference factors
B) View the performance indicators of performance monitoring tools
C) Check and adjust the system configuration
Which item should be in the correct order?
- A. bcbab
- B. acbab
- C. abcba
- D. babcb
Answer: D
NEW QUESTION 355
Huawei's end-to-end active-active data center solution is divided into six layers. What are these six layers?
- A. Storage layer, computing layer, application layer, network layer, transport layer and security layer
- B. Storage layer, computing layer, application layer, network layer, transport layer and physical layer
- C. Storage layer, session layer, application layer, network layer, transport layer and physical layer
- D. Storage layer, session layer, application layer, network layer, transport layer and security layer
Answer: A
NEW QUESTION 356
Huawei OceanStor 9000 provides a single file system, offering a unified file system namespace.
Which of the following statements about the unified file system namespace provided by Huawei OceanStor 9000 is false?
- A. During the startup of the OceanStor 9000, a namespace is automatically created and its name is the same as that of the OceanStor 9000.
- B. As the root directory of the entire system, a namespace cannot be shared or accessed. However, its subdirectories can be shared and accessed.
- C. All shared directories are subdirectories in the unified namespace.
- D. The unified namespace provides a unified storage resource pool where storage space can be centrally managed and allocated.
Answer: B
NEW QUESTION 357
In the file system, which scenarios will modify the metadata? (Multiple choice)
- A. Rename
- B. Delete files (including soft links) or directories
- C. Create files (including soft links) or directories
- D. Modify properties
Answer: A,D
NEW QUESTION 358
The NAS system focuses on which of the following types of data storage and management?
- A. File data
- B. Small pieces of data
- C. Connect the data block
- D. Large blocks of data
Answer: A
NEW QUESTION 359
The remote reporting functionality called Cloud Service is:
- A. An integrated part of the OceanStor Toolkit.
- B. An integrated part of any Huawei storage device.
- C. An integrated part of any Huawei V3 storage device.
- D. An additional Huawei Support Service.
Answer: D
NEW QUESTION 360
In the era of big data, various industries will encounter challenges in the process of data processing. What challenges will the public security criminal investigation industry encounter? (Multiple choices)
- A. Scattered data, lack of effective data sharing
- B. Poor real-time analysis ability affects the speed of solving crimes
- C. The number of videos is large and the manual operation is time-consuming.
- D. The image format is not uniform and the query efficiency is low
Answer: A,B,C,D
NEW QUESTION 361
When Huawei Oceanstor 9000 is used in large file scenarios, we should focus on its OPS.
- A. False
- B. True
Answer: A
NEW QUESTION 362
Which of the following ideas and methods are correct for troubleshooting the QceanStor9000 DeviceManager server? (Multiple choice)
- A. Check if the DeviceManager process is normal, then check the CM process.
- B. Check if the DeviceManager process is abnormal, restart the DeviceManager process.
- C. Check that the CM process is normal, and then contact Huawei technical support engineers.
Answer: A,B
NEW QUESTION 363
Which of the following statements about AK/SK authentication process is incorrect?
- A. After receiving the request and signature, the OceanStor 9000 uses AK to query SK.
- B. The OceanStor 9000 compares the received signature with the one that calculated by the system. If the two signatures are consistent, the authentication succeeds,
- C. When a user sends a data request, the OceanStor 9000 uses the hash-based message authentication code (HMAC) algorithm to encrypt SK and request content, and then generates a signature.
- D. After SK is queried, the OceanStor 9000 uses the MD5 algorithm to encrypt SK and request content, and then generates a signature.
Answer: D
NEW QUESTION 364
In Huawei Oceanstor 9000, the client processing the write request will fragment the data according to the protection level specified by the file, write the data fragments to the power-saving memory on the corresponding node, and then calculate the school by each node. Verify the data piece and write it into the power-saving memory of each 2 nodes. After all nodes write the power-saving memory successfully, the write operation is successful.
- A. False
- B. True
Answer: A
NEW QUESTION 365
Cloudera Hadoop docking process includes:
1. Data preparation.
2. Verify the connection status
3. Install HDFS Plugin to Cloudera Hadoop nodes and clients.
4. Migrate business data
Which of the following options is in the correct docking sequence?
- A. 1-3-2-4
- B. 1-2-4-3
- C. 1-3-2-4
- D. 1-3-4-2
Answer: D
NEW QUESTION 366
In an OceanStor 9000 system, the total number of nodes is 10. What data protection levels can be configured for it? (Multiple choice)
- A. 6+3
- B. 6+4
- C. 4+5
- D. 6+5
Answer: A,B
NEW QUESTION 367
Which of the following are Huawei's disaster recovery solutions? (Multiple choice)
- A. Local high-availability solutions
- B. Primary and standby disaster recovery solutions
- C. Geo-Redundant solution
- D. Active-Active DC solution
Answer: A,B,C,D
NEW QUESTION 368
Which of the following statements about Oceanstor 9000 intelligent load balancing are correct? (Multiple choice)
- A. Automatic load balancing among all nodes
- B. No manual intervention required
- C. Be transparent to the application
- D. Automatically balance capacity and performance
Answer: A,B,C,D
NEW QUESTION 369
Bank A purchased a batch of Huawei OceansStor 18500 v5 to expand the connection through RDMA Scale-out. Which of the following statements are correct? (Multiple choice)
- A. Divide logical VLAN on SmartIO port and connect data network and heartbeat network at the same time
- B. Directly connected redundant networking realizes full interconnection between 8 controllers, and each engine shares 400 GB of switching bandwidth
- C. The free 4 ports are used to expand to 16 control direct connection networking
- D. The SmartIO interface provides internal interconnection, the transmission protocol is RDMA protocol, and the port bandwidth can reach 100 GB
Answer: A,B,C,D
NEW QUESTION 370
The object/file interoperability feature provided by Huawei Distributed Storage is based on the mode of superimposing NAS functions on the object storage system, and what kind of file sharing access capabilities are provided on the basis of distributed object services?
- A. FTP
- B. NFS
- C. CIFS
- D. HTTP
Answer: C
NEW QUESTION 371
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