Huawei H19-321_V2.0 Practice Exams
Last updated on Oct 23,2026- Exam Code: H19-321_V2.0
- Exam Name: HCSA-Presales-Service V2.0
- Certification Provider: Huawei
- Latest update: Oct 23,2026
In the mirror application scenario of OceanStor VIS6600T, when the inspection finds an alarm of abnormal mirror status on VIS6600T, log in to the ISM interface, check the mirror status of the volume of the corresponding logical disk group according to the alarm, and find that the status of one volume in the mirror is NODEVICE. What are the possible causes of this failure? (Multiple choice)
- A . The disk on the array where the failed mirrored volume resides fails.
- B . The array where the failed mirror volume is located is powered off.
- C . The array where the failed mirror volume is located has RAID degraded, and the hot spare is being rebuilt.
- D . One of the fiber links (more than one) between the VIS6600T and the array where the failed mirror volume is located fails.
What are the characteristics of Huawei’s product training services? (Multiple choice)
- A . Full range of products
- B . Complete training materials
- C . Tiered and Graded Courses
- D . Clear training path
When the customer’s equipment is all IP network products from other vendors, which service product cannot be sold?
- A . IP network planning and design services
- B . IP Solution Implementation Services
- C . IP network evaluation service
- D . None of them can be sold
In what time period is data migration generally implemented?
- A . Time period when customer business load is low
- B . Any time period
- C . Weekend
The quotation model for eLTE planning and design services and eLTE evaluation and optimization services is based on evaluator-days.
- A . True
- B . False
CPE is just an ordinary terminal device, no network optimization is required.
- A . True
- B . False
Huawei’s customer support service products include basic services such as on-site problem handling.
- A . True
- B . False
The smaller the PUE value, the higher the greenness of a data center.
- A . True
- B . False
Which of the following tools can realize batch cutover of existing network circuits?
- A . AMS5000
- B . MDS6600
- C . Unistar
- D . TCAT
What are the challenges of WDM network relocation? (Multiple choice)
- A . Existing network resources make performance analysis difficult, and the WDM side of devices from different manufacturers cannot be connected
- B . There is a risk of business interruption during the relocation process, and the relocation needs to be carried out in multiple stages, and a fallback plan is required for failures
- C . The relocation cycle is long, the investment in manpower and material resources is large, and the cutover time window is strictly limited.
- D . Lack of cooperation from customers and lack of skills on the part of partners pose a severe challenge to project management