H19-338 Exam Dumps, H19-338 Practice Test Questions [Q19-Q40]

H19-338 Exam Dumps, H19-338 Practice Test Questions

PDF (New 2022) Actual Huawei H19-338 Exam Questions

NEW QUESTION 19
Which of the following are benefits of front-end interconnect (shared) I/O modules? (Multiple choice)

• A. Storage sysadmins are needed to ensure the multipath software in servers runs online before controller upgrades.
• B. Direct data dispatch to the distributed controllers through front-end modules in one controller enclosure.
• C. Fewer front-end modules and host links needed.
• D. Host path loss prevention in the event of controller failure, controller hard/software upgrades, and even single FC 1 between host and storage.

Answer: C,D

 

NEW QUESTION 20
Which of the following network architectures can Huawei provide in the DR solution in geo-redundant mode? (Multiple choice)

• A. Delta Resync
• B. Parallel
• C. Star
• D. Serial

Answer: B,C,D

 

NEW QUESTION 21
Dorado V6 supports both scale-out and scale-up.

• A. False
• B. True

Answer: B

 

NEW QUESTION 22
Which statements about HyperMetro (Active-Active) supports by Dorado are correct? (Multiple Choice)

• A. Online upgrade from the HyperMetro solution to the 3DC solution
• B. Gateway-free
• C. Online upgrade from a single DC to dual-DC HyperMetro

Answer: A,B,C

 

NEW QUESTION 23
What is the IO model for Vdbench performance testing on the test of "Random Read and Write Performance (With Data Reduction)?

• A. 8KB_70%Read_100%Random
• B. 8KB_100%Read_70%Radom
• C. 16KB_70%Read_100% Random

Answer: A

 

NEW QUESTION 24
HyperCDP objects can be used to restore data but cannot be directly mapped to hosts for read and write operations.

• A. False
• B. True

Answer: A

 

NEW QUESTION 25
Which of the following statements about Dorado V6 system software upgrade are correct? (Multiple Choice)

• A. Controllers do not restart during the upgrade. Services are not impacted and hosts are unaware of the upgrade.
• B. Component-based upgrade greatly shortens the upgrade time.
• C. Mid-range storage systems do not support upgrade over a single link.
• D. Both mission-critical and mid-range storage systems support upgrade over a single link.
• E. The link between the host and the storage system is interrupted during the upgrade.

Answer: A,B,D

 

NEW QUESTION 26
What are the highlights of Huawei's HyperMetro NAS solution? (Multiple choice)

• A. Cross-site bad block repair is supported.
• B. The active-active (HyperMetro) solution can be smoothly upgraded to the geo-redundant 3DC DR solution.
• C. No additional gateways are required.
• D. The dual-arbitration mode is provided.
• E. FastWrite is supported.

Answer: A,B,C,D,E

 

NEW QUESTION 27
Which technologies are used to improve Dorado performance? (Multiple choice)

• A. I/O priority scheduling policy that assigns different priorities for different types of I/Os.
• B. Wear leveling and anti-wear leveling technologies.
• C. Full-strip write
• D. RAID-IP
• E. CPU grouping algorithm that uses dedicated cores for I/O reads and writes.

Answer: A,C,E

 

NEW QUESTION 28
Before the PoC test for Dorado V3, which of the following statements about Dorado V3 test is true (same with Dorado V6)?

• A. We need to collect the host type and version.
• B. We need to collect the application type of example, database, VDf, etc.
• C. All of the above.
• D. We should try to collect the I/O block size from application. Then we can select a suitable I/O block siza when we create LUNs.

Answer: C

 

NEW QUESTION 29
Which of the following is the minimum RAID unit of Huawei RAID 2.0+?

• A. Cache
• B. Block (chunk)
• C. Disk

Answer: B

 

NEW QUESTION 30
Which storage systems support gateway-free active-active configuration? (Multiple choice)

• A. NetApp A300
• B. EMC PowerMax
• C. Huawei OceanStor V5
• D. EMC Unity

Answer: B,C

 

NEW QUESTION 31
In OceanStor V5, one LUN is enough for testing the ultimate performance.

• A. False
• B. True

Answer: A

 

NEW QUESTION 32
Which software architecture does the OceanStor V5 use?

• A. Block-based FS architecutre
• B. Parallel block and FS architecture
• C. FS-based block architecture

Answer: B

 

NEW QUESTION 33
Which of the following features make OceanStor capable of storing PACS data over a 15-year period? (Multiple choice)

• A. Security and reliability
• B. Elastic scalability
• C. Intelligent lifecycle management
• D. Simplified management

Answer: A,B,C,D

 

NEW QUESTION 34
RAID2.0+ is a block-based virtualization technology. Disks are divided into CKs and CKGs form RAID groups. Therefore, compared with traditional RAID, RAID2.0+ does not require hot spare disks or hot spare space.

• A. False
• B. True

Answer: A

 

NEW QUESTION 35
In an OceanStor Dorado V6 Architecture with two controller enclosures and eight controllers, which scenarios are supported for high availability? (Multiple Choice)

• A. Tolerance of simultaneous failures for seven controllers
• B. Tolerance of simultaneous failures for any three controllers
• C. Tolerance of a single controller enclosure failure
• D. Tolerance of simultaneous failures of any two controllers

Answer: B,D

 

NEW QUESTION 36
What are the benefits of intelligent DAEs? (Multiple choice)

• A. Reduced impact on services during data reconstruction
• B. Reduced power consumption
• C. Accelerated data reconstruction
• D. Improved storage performance

Answer: A,C,D

 

NEW QUESTION 37
Huawei active-active (HyperMetro) solution must use Huawei UltraPath.

• A. False
• B. True

Answer: A

 

NEW QUESTION 38
Which of the following statements are correct about the performance test of Dorado V6 mid-range product models on a Fiber Channel network? (Multiple choice)

• A. The test performance of a single LUN on Dorado V6 can reach over 80% of the system performance.
• B. Dorado V6 delivers similar performance when using RAID 5, RAID 6, and RAID-TP.
• C. The performance when native multipathing software is used is similar to that when UltraPath is used.

Answer: A,B

 

NEW QUESTION 39
How many controllers can be concurrently accessed by a single SSD in OceanStor Dorado V6 high-end storage?

• A. 0
• B. 1
• C. 2
• D. 3

Answer: C

 

NEW QUESTION 40
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