Huawei H19-308_V4.0 Actual Free Exam Questions & Community Discussion

Exam Code/Number: H19-308_V4.0
Exam Name/Title: HCSA-Presales-Storage V4.0
Certification Provider: Huawei
Corresponding Certification: HCS-Pre-sales

Exam Questions: 348
Updated On: Jun 02, 2026

Question #46

Which of the following storage series can be interconnected with the new-gen OceanStor hybrid flash storage? (Choose all that apply.)

A. OceanStor Dorado

B. OceanStor V5

C. OceanStor V3

Discussion 0

Correct Answer: A,B Vote an answer

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Question #47

Which of the following are key capabilities and highlights of the OceanStor V5?

A. Support for active-active, 3DC, synchronous asynchronous replication (some native AFAs do not support disaster recovery, an optimized AFAs do not support 3DC)

B. Industry-leading cache capacity (Huawei and EMC VMAX lead in terms of cache capacity.)

C. An industry-leading CPU, with the most numbers of cores Huawei uses V5 Skylake)

D. Support for unified storage (extra engine required for some vendors)

Discussion 0

Correct Answer: A,B,C,D Vote an answer

Question #48

Compared with the previous generation, which of the following are the reliability improvements of high-end models of the new-gen OceanStor hybrid flash storage? (Choose all that apply.)

A. Tolerating failure of seven out of eight controllers using SmartMatrix 3.0.

B. Supporting high density snapshots.

C. Supporting active-active SAN.

D. Tolerating failure of three disks.

Discussion 0

Correct Answer: A,B,C Vote an answer

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Question #49

Compared with HDDs, SSDs have high I/O performance and low latency.

A. TRUE

B. FALSE

Discussion 0

Correct Answer: A Vote an answer

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Question #50

Which of the following statements about cross-site DR are correct? (Choose all that apply.)

A. Different DR types can be set for different buckets. Multi-active, multi-site EC, and remote replication can coexist to meet different SLA requirements.

B. Global namespace allows any site to access the same object.

C. Multiple sites carry services at the same time, tolerating site-level faults.

D. The distance between sites can reach up to thousands of kilometers.

Discussion 0

Correct Answer: A,B,C,D Vote an answer

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Question #51

Which are the main targeted sales scenarios of OceanStor 9000? (Multiple Choice)

A. HPC

B. Video surveillance

C. Media

D. VMware

Discussion 0

Correct Answer: A,B,C Vote an answer

Question #52

What are the components of a SAN system? (Choose all that apply.)

A. Storage layer

B. Host layer

C. Network layer

D. Physical layer

Discussion 0

Correct Answer: A,B,C Vote an answer

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Question #53

What is the maximum redundancy ratio supported by high-ratio EC?

A. 18+2

B. 22+2

C. 16+2

D. 20+2

Discussion 0

Correct Answer: B Vote an answer

Question #54

Which innovative deduplication and compression technologies are used by OceanProtect backup storage to achieve ultimate data reduction? (Choose all that apply.)

A. Backup data preprocessing

B. Multi-layer inline variable-length deduplication

C. Byte-level compaction

D. Feature-based compression

Discussion 0

Correct Answer: A,B,C,D Vote an answer

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