Huawei Huawei Certifications H13-624 Questions & Answers

• Question 391:

  For the NDMP feature of 0ceanstor9000 product, which of the following Is the description of each option incorrect?

  A. The NDMP protocol supported by Oceanstor 9000 is V4

  B. NDMP backup features need to be purchased and can be used

  C. The NDMP feature of Oceanstor 9000 uses snapshot-based backup by default

  D. In data protection scenarios and archiving scenarios, NDMP features can be used

  Correct Answer: B

• Question 392:

  Among the following statements about the features of Huawei HyperMirror, which options are correct for multiple selections A. When one of the mirror copies fails, the business on the LUN is not affected in any way, and the hostSide can still work normally

  B. The LUN to be continuously protected can be the LUN of a third-party storage system

  C. Provide two mirror copies of a LUN, and the data in the two copies are exactly the same.

  D. You can configure other value-added features for the LUN that is protected by volume mirroring to provide multiple protections for data

  Correct Answer: ABCD

• Question 393:

  The following description of the cache in Huawei 0 Ceanstor 9000.

  Which one is wrong?

  A. The first level cache is the read cache of the storage node, and the location of the global cache is in the first level cache

  B. The second level cache is used to cache the hot data of this node. At the same time cache the hot data of the same node and other nodes

  C. The second-level cache is composed of SSD disks, if there is no SSD disk in the node, there is no second-level cache

  D. The telegram cache (NVDIMM) is mainly used as a write cache.

  Correct Answer: B

• Question 394:

  Multiple choices of Huawei Oceanstor 9000. Which of the following designs can improve the reliability of the system? (Multiple choices)

  A. N+M data protection

  B. metadata mirroring

  C. Automatic failure detection and automatic data recovery

  D. Data scrub

  Correct Answer: ABCD

• Question 395:

  Single choice An enterprise customer plans to purchase Huawei Oceanstor 9000 to meet its 10PB data storage needs. The customer chooses the C36 node of Oceanstor9000 has 4T SATA disks in the nodes, and 4+2 distributed RAID storage methods are used between the nodes Mode. Assuming that the system loss (including the possession of metadata and system data, hard disk loss, etc.) is 10%, theoretically the customer needs to purchase at least.

  How many C36 nodes can meet its business data storage requirements? ()

  A. 119

  B. 72

  C. 131

  D. 107

  E. 87

  Correct Answer: C

• Question 396:

  Single choice Which one of the following statements about unpacking and inspection is incorrect?

  A. If there are errors or shortages during unpacking and inspection, please fill in the "Cargo Error Feedback Form" and feedback to the local office

  B. When unpacking and inspecting the goods, the engineering supervisor can unpack and count the goods separately

  C. If the goods are inconsistent with the packing list, the unpacked equipment should be transferred indoors for proper storage

  Correct Answer: B

• Question 397:

  When configuring basic storage services on Huawei all-flash storage, which of the following statements are correct ()

  A. When user application data is stored in multiple LUNs, LUN groups can be created to facilitate management

  B. Before configuring basic services, you must first import the license

  C. If the business host is a cluster, add all the hosts in the cluster to the same host group

  D. If you need to specify a specific port to connect to a certain business host, you need to create a port group to complete the relevant operations

  Correct Answer: ABCD

• Question 398:

  If the Huawei N8000 clustered NAS system has 4 engine nodes and each node has 4 service network ports, you need to plan.

  How many virtual IPs?

  A. 15

  B. 16

  C. 17

  D. 18

  Correct Answer: C

• Question 399:

  Single choice In Oceanstor 9000, what is the wrong understanding of WushanFS global cache technology?

  A. Global Cache in wushanFS will all storage servers

  B. The data in the cache of a node cannot be hit by the read and write services of other nodes

  C. Global cache technology helps to improve node memory resource sharing

  D. wushanFS uses distributed locks to realize global cache data management. The same business data is only cached in one node. When other nodes When you need to access the data, obtain the cached data by applying for a lock

  Correct Answer: B

• Question 400:

  In Huawei 0ceanstor 9000, the client processing the write request will divide the data according to the protection level specified by the file.

  The data piece is written to the power-saving memory on the corresponding node, and then each node calculates the check data piece, and writes it to each 2 node's Power-saving memory. After all nodes write to power-saving memory successfully, this write operation is successful.

  A. True

  B. False

  Correct Answer: B