[Jan-2022] Huawei H19-338 Exam: Basic Questions With Answers
New 2022 Realistic Free Huawei H19-338 Exam Dump Questions & Answer
NEW QUESTION 35
What technical features does Huawei's active-active (HyperMetro) solution provide? (Multiple choice)
- A. cross-site bad block repair
- B. HyperMetro for SAN and NAS
- C. Dual arbitration
- D. Visual management
Answer: A,B,C,D
NEW QUESTION 36
Which is the scale-out networking protocol that OceanStor Dorado V6 supports?
- A. PCIe
- B. RoCE
- C. IB
- D. FC
Answer: B
NEW QUESTION 37
Assueme a customer needs to generate a large number of data copies based on the scheduling policy to recover data if production data is deleted by mistake.
Which is the feature that must be configured?
- A. HyperSnap
- B. HyperCDP
- C. HyperClone
- D. HyperReplication
Answer: B
NEW QUESTION 38
HyperMetro uses the quorum server mode. If all replication links between two sites are down, which site survives and continues providing services>
- A. Preferred site
- B. The site that wins the arbitration
- C. Non-preferred site
Answer: A
NEW QUESTION 39
Which statement about the ROW technology for OceanStor V5 is true?
- A. ROW-based snapshots do not have extra data copies, and therefore the performance is better.
- B. One of the advantages of ROW is that it does not easily generate data fragments
- C. Block snapshots use the ROW technology
Answer: A
NEW QUESTION 40
Which statement about the interconnection of Huawei storage systems for remote replication based on OceanStor OS is NOT true?
- A. Different generations interconnection between OceanStor V5 and OceanStor V3
- B. Different vendors interconnection among Huawei, EMC, and HDS storage systems
- C. Different levels interconnection among high-end, mid-range, and entry-level storage systems of OceanStor
- D. Different types interconnection among OceanStor Dorado, OceanStor V3, and OceanStor V5
Answer: B
NEW QUESTION 41
To configure HyperMetro for LUNs that are carrying host services, you must first stop the host services.
- A. False
- B. True
Answer: A
NEW QUESTION 42
Which are the key technologies of SmartMatrix 3.0? (Multiple Choice)
- A. FC Front-end Interconnect I/O Module (FC FIM)
- B. Continuous cache mirroring
- C. Back-end Interconnect I/O Module (BIM)
- D. iSCSI and NAS FIM
Answer: A,B,C
NEW QUESTION 43
Dorado V6 LUNs have controller ownership.
- A. False
- B. True
Answer: A
NEW QUESTION 44
Which are the capacity expansion methods that OceanStor Dorado V6 supports? (Multiple choice)
- A. If the licensed effective capacity is insufficient, expand licensed capacity.
- B. If the effective capacity of the controller enclosure is insufficient, increase the number of controllers.
- C. If the physical capacity of a domain is insufficient, add disks or disk enclosures.
- D. If the number of front-end host ports is insufficient, increase the number of front-end interface modules.
Answer: B,C
NEW QUESTION 45
Which of the following is the minimum RAID unit of Huawei RAID 2.0+?
- A. Block (chunk)
- B. Disk
- C. Cache
Answer: A
NEW QUESTION 46
In static-priority arbitration mode, if the active-active relationships are functional, but all replication links between storage arrays are down, what will happen?
- A. Services stop at both the preferred and non-preferred sites
- B. Services stop at the preferred site while they continue at the non-preferred site
- C. Services continues at the preferred site while they stop at the non-preferred site
- D. Services continues at both the preferred and non-preferred sites
Answer: C
NEW QUESTION 47
Which statement about the recommended deployment of the quorum device is true?
- A. Deploy the quorum device at the preferred site.
- B. Deploy the quorum device at the third-place site.
- C. Deploy the quorum device at the non-preferred site.
- D. Do not deploy the quorum device.
Answer: B
NEW QUESTION 48
Controllers must be restarted during software NDU upgrade of Dorado V6.
- A. False
- B. True
Answer: A
NEW QUESTION 49
Which technique is used to protect end-to-end data integrity?
- A. CRC
- B. SHA
- C. DIX+T10
Answer: C
NEW QUESTION 50
Which is NOT the arbitration granularity supported by HyperMetro arbitration?
- A. HyperMetro LUN consistency group
- B. HyperMetro vStore consistency group
- C. HyperMetro vStore pair
- D. HyperMetro LUN pair
Answer: B
NEW QUESTION 51
Which statement about the Dorado's global garbage collection (GC) are correct? (Multiple choice)
- A. Global GC issues TRIM commands to trigger GC on SSDs.
- B. When a conflict cocurs, user I/Os and metadata always have a higher priority than GC.
- C. Dorado supports intelligent adjustment of multiple GC levels based on the garbage percentage and CPU usage.
Answer: A,B,C
NEW QUESTION 52
What is the purpose of using sequential I/Os to overwrite all LUNs before testing Dorado performance?
- A. To provide better performance
- B. To ensure correct deduplication and compression ratios
- C. To ensure that all space of thin LUNs is allocated so read performance is close to that in actual scenarios
Answer: A
NEW QUESTION 53
Which replication link types do Huawei active-active (HyperMetro) solution support? (Multiple choice)
- A. InfiniBand
- B. IP
- C. Fiber Channel
- D. SAS
Answer: B,C
NEW QUESTION 54
In static-priority arbitration mode, if the active-active relationships are functioning, but all replication links between storage arrays are down.
What will happen?
- A. Service continues at both the preferred and non-preferred sites
- B. Service stop at both the preferred and non-preferred sites
- C. Services continue at the preferred site while they stop at the non-preferred site
- D. Services stop at the preferred-site while they continue at the non-preferred site
Answer: C
NEW QUESTION 55
Which model does not support NVMe SSD?
- A. OceanStor Dorado 3000 V6
- B. OceanStor Dorado 5000 V6
- C. OceanStor Dorado 18000 V6
- D. OceanStor Dorado 6000 V6
Answer: A
NEW QUESTION 56
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