Updated H19-308_V4.0 Exam Questions – Latest Study Materials for HCSA-Presales-Storage V4.0 Exam Preparation

Get the updated H19-308_V4.0 exam questions to be your latest study materials for the HCSA-Presales-Storage V4.0 exam preparation. We at HCDAtest have updated the H19-308_V4.0 practice test with 200 questions and answers to ensure that you can prepare for your exam well.

The updated Huawei H19-308_V4.0 exam questions of HCDAtest are based on the latest exam objectives and content. With the latest study materials, you will be guaranteed to pass the actual HCSA-Presales-Storage V4.0 exam successfully. We are here to have the H19-308_V4.0 exam free online test, which will be the demo for checking the updated H19-308_V4.0 exam questions.

Begin to Test:

1. What are the front-end protocols of OceanStor Dorado V6?

16G FC

40G Ethernet

32G FC

100G Ethernet

Question 1 of 33

2. What are the major differences between distributed storage and centralized storage?

The distributed architecture facilitates capacity expansion and reduction and eliminates data migration.

Distributed storage is applicable to cloud storage resource pools. content repository, archiving. and big data storage.

Distributed storage features high elasticity and scalability accelerating service rollout.

Distributed storage uses general-purpose servers as storage hardware for unified management

Question 2 of 33

3. During Huawei OceanStor Kunpeng V5 and Dorado V6 controller expansion, which switch is used for controller inter-connection?

IP switch

PCle switch

FC switch

WAN switch

Question 3 of 33

4. What advantages does the Huawei 2000 V3 offer to get the most out of fixed investments lower prices motivate customers to buy our products, and achieve project success?

Among 32 GB products, the OceanStor 2200 V3 supports the leading gateway-free converged active-active solution for SAN/NAS.

Among 32 and 64 GB products, the OceanStor 2200 and 2600 offer commercial advantages.

Among 32 and 64 GB products, the OceanStor 2200 and 2600 offer the most-comprehensive functions.

Among 64 GB products, the OceanStor 2600 V3 supports the leading gateway-free converged active-active solution for SAN/NAS.

Question 4 of 33

5. 4-in-1 means that 4 protocols are integrated into 1 OceanStor 100D storage system for unified management.
Which 4 protocols are involved?

Block

HDFS

File

Object

NDMP

Question 5 of 33

6. Which features and technologies ensure Ever Solid Dorado V6?

Cloud-level reliability: Gateway-free backup to the cloud

System-level reliability: The SmartMatrix fully-connected active-active architecture tolerates seven out of eight controllers to fail and one out of two controller enclosures to fail without interrupting services.

Data center-level reliability: HyperMetro-based gateway-free active-active and geo-redundant 3DC DR solutions

Disk-level reliability: Self-developed SSDs use wear and anti-wear leveling technologies to control the mean time between failures (MTBF)of SSDs in a more predictable manner.

Question 6 of 33

7. In the medical PACS system, X-ray, MRI, CT, and ultrasound tests generate a large number of image files every day. The file size ranges from 100 KB to 1 MB.
Which Huawei NAS product is recommended?

FAS9000 series

Oceanstor 9000

OceanStor V5 NAS

Unity series

Question 7 of 33

8. Which indicator indicates the time required for system recovery after a disaster occurs?

RTO

RPO

TCO

RIO

Question 8 of 33

9. Which ascending order of disaster recovery levels is correct?

Module level -> system level -> solution level

Solution level -> module level -> system level

System level -> solution level -> module level

Module level -> solution level -> system level

Question 9 of 33

10. Which statement about storage software is incorrect?

LUN copy supports only full copy.

Deduplication is a data reduction technology that deletes duplicate data to release system space.

LUN copy copies the source LUN in a disk array to a target LUN.

A snapshot is a fully usable copy of a specified data set.

Question 10 of 33

11. Which protocol is not a front-end protocol of SAN?

InfiniBand

NFS

FCoE

Fiber Channel

iSCSI

Question 11 of 33

12. A bank needs to store a large number of images of checks every day due to increasing service volume. The existing storage system cannot meet the capacity requirements, so it now takes much longer to retrieve data.
Which is the most suitable storage system type?

DAS

SAN

NAS

Object Storage

Question 12 of 33

13. Which of the following technologies is not used by Huawei OceanStor SmartQoS?

I/O latency control

I/O priority scheduling

Cache partitioning

I/O flow control

Question 13 of 33

14. How many controllers can be used when only one LUN is configured on Dorado V6?

All online controllers

Question 14 of 33

15. What is the specification of the OceanStor Dorado V6 high-end controller?

3 controllers per 3u

4 controllers per 4u

4 controllers per 3U

2 controllers per 2u

Question 15 of 33

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

22+2

16+2

20+2

18+2

Question 16 of 33

17. What is the maximum number of disks supported by the OceanStor 2200 V3?

300

500

204

276

Question 17 of 33

18. How many cabinets does Huawei OceanStor distributed storage allow to fail?

Question 18 of 33

19. What is the name of the multi-pathing software of Huawei storage?

UltraPath

SecurePath

MPIO

PowerPath

Question 19 of 33

20. Which are the advantages of Dorado Vo smart disk enclosures?

Improving storage performance

Accelerating data reconstruction

Reducing the impact of data reconstruction on services

Reducing energy consumption

Question 20 of 33

21. Which are characteristics of centralized storage compared with distributed storage?

Closed-source software system

Support for scale-up and scale-out

Support for multiple network connection protocols

Dedicated hardware with higher reliability

Lower latency

Question 21 of 33

22. Which are advantages of SAN?

High performance

High reliability

High resource utilization

Excellent scalability

Question 22 of 33

23. A customer wants to purchase an object storage system for use of different departments. These departments are independent and one cannot access the data of another. The expenses are shared by the departments.
Which features would you recommend to the customer?

Billing

Replication

Quota

Multi-tenant

Question 23 of 33

24. Which of the following are NOT true about OceanStor Dorado V6?

Tolerance for failures of 7 out of 8 controllers for every model

NVMe available for every model.

Up to 20 million IOPS

As low as 1 ms latency

Question 24 of 33

25. What enable Dorado V6 to deliver such high performance?

Smart disk enclosure collaboration algorithm

Five Huawei-developed chips

Higher performance provided by HDDs

End-to-end NVMe protocol

Question 25 of 33

26. Which levels are included in the reliability delivered by Dorado V6?

System level (for example, RAID TP supports simultaneous failure of three disks)

Solution level (for example, the Ever New Device Service and gateway-free HyperMetro)

Cloud level (for example, gateway-free backup to the cloud)

Architecture level (for example, the SmartMatrix achitecture can tolerate the failure of seven out of eight controllers and one out of two controller enclosures)

Disk level (for example, the Huawei-patented anti-wear leveling algorithm)

Question 26 of 33

27. Which features and technologies ensure Al-powered Dorado V6?

The industry's first storage Al chip can improve the cache hit ratio and implement data prefetch and pre-cache.

FlashEver ensures zero data migration across three generations in 10 years.

The Industry's first storage Al chip that predicts and warns 0&M problems in advance

Five chips are interconnected and collaborate with each other.

Question 27 of 33

28. Which technologies can achieve disk data balancing by distributing data in IUNs to as many disks as possible?

LUN virtualization based on physical disks

EC technology

Block-level virtualization based on logical disk blocks

Traditional RAID group

Question 28 of 33

29. Which product models can tolerate the failure of three out of four controllers?

OceanStor 6800 V5 Kunpeng

OceanStor 5600 V5 Kunpeng

OceanStor 18000 v5 Kunpeng

OceanStor 5800 vs Kunpeng

Question 29 of 33

30. Which statements about the copy protection (three copies) and EC technologies are correct?

The EC technology provides high durability and high utilization, and is more cost-effective.

The copy technology has higher computing requirements than the EC technology.

Reconstruction is simpler for the copy technology than it is for the EC technology.

The copy technology provides high durability, but the space utilization is low.

Question 30 of 33

31. Which of the following Smart features are used in data migration?

SmartMigration

SmartQuota

SmartVirtualization

SmartPartition

Question 31 of 33

32. Which of the following features are supported by SmartThin LUNs?

SmartQuota

SmartCompression

SmartErase

SmartDedupe

Question 32 of 33

33. Which vendors provide NAS active-active solutions?

Huawei

HDS

Dell

EMC

NetApp

HPE

Question 33 of 33

HCDA Test Preparations

Latest Huawei Exam Dumps | New HCIA, HCIP and HCIE Tests

Tag Archives: Updated H19-308_V4.0 Exam Questions

Updated H19-308_V4.0 Exam Questions – Latest Study Materials for HCSA-Presales-Storage V4.0 Exam Preparation

Recent Posts

Tags