H19-110_V2.0トレーニング最新認定問題をゲットHCSA-Presales-Storage合格目指せ2023年12月08日
認定トレーニングH19-110_V2.0試験問題集テストエンジン
Huawei H19-110_V2.0試験では、ストレージシステムアーキテクチャ、ストレージメディア、ストレージネットワーキングテクノロジー、ストレージ管理ソフトウェアなど、ストレージ製品やソリューションに関連するさまざまなトピックをカバーしています。候補者は、これらの概念についての理解と、実際のシナリオにそれらを適用する能力を実証する必要があります。さらに、この試験では、顧客のニーズの特定、製品のデモンストレーションの提供、販売取引の終了など、Huaweiストレージソリューションの販売側面に焦点を当てています。
質問 # 11
OceanStor Dorado can support multiple types of 3DC solution, which of following 3DC topologies can be supported by Dorado.
- A. Parallel
- B. Star
- C. Serial
正解：A、B、C
解説：
Explanation
OceanStor Dorado can support multiple types of 3DC solution, which is the core of the Geo-Redundant Solution that ensures service continuity and data reliability in case of disasters. The 3DC solution consists of a production center, an intra-city DR center, and a remote DR center. The supported 3DC topologies are parallel, serial, and star. In parallel topology, both the production center and the intra-city DR center form remote replication relationships with the remote DR center. In serial topology, the production center forms a remote replication relationship with the intra-city DR center, which in turn forms another remote replication relationship with the remote DR center. In star topology, the production center forms a HyperMetro relationship with the intra-city DR center, and both of them form remote replication relationships with the remote DR center.
質問 # 12
Which of the following statements are correct about the highlights of OceanProtect?
- A. High reliability: The industry's exclusive AA architecture ensures uninterrupted backup tasks.
- B. Efficient data reduction: The data reduction ratio is up to 72:1 and scale-out is supported, reducing investment.
- C. Fast backup and recovery: The backup speed is up to 155 TB/h and the recovery speed is up to 172 TB/h. The ultimate performance support
正解：A、B、C
解説：
Explanation
OceanProtect has three main highlights that make it a leading backup storage product in the industry. First, it offers fast backup and recovery with E2E acceleration, high bandwidth, and instant access technologies, delivering up to 155 TB/h backup bandwidth and 172 TB/h recovery bandwidth1. Second, it provides efficient data reduction with multi-layer deduplication, feature-based reduction, and E2E data reduction technologies, achieving a premium datareduction ratio of up to 72:11. Third, it ensures high reliability with cyber resilience, system resilience, and lifecycle management features. OceanProtect adopts the industry's exclusive active-active dual-controller architecture that guarantees uninterrupted backup services even in the event of a controller failure1.
質問 # 13
Which anti-ransomware functions can OceanStor Dorado provide?
- A. Ransomware detection
- B. Antivirus scanning
- C. Secure snapshot
- D. Storage encryption
正解：C
解説：
Explanation
Dorado can provide secure snapshot as an anti-ransomware function. Secure snapshot is a feature that allows users to create read-only copies of data at a specific point in time. Secure snapshots are protected from deletion or modification by ransomware or unauthorized users. Secure snapshots can also be used to quickly restore data to a previous state in case of ransomware attacks .
質問 # 14
OceanStor Pacific mass data storage focuses on HPC. object, and core transaction database scenarios to compete in the ..
- A. False
- B. True
正解：A
解説：
Explanation
OceanStor Pacific mass data storage does not focus on core transaction database scenarios to compete in the market, but on unstructured data scenarios such as big data analytics, backup and archiving, video surveillance, and media production. OceanStor Pacific is a distributed storage system that is designed for massive data applications. It supports multiple protocols, such as NFS, CIFS, S3, and HDFS, and provides high performance, scalability, reliability, and efficiency for unstructured data storage. OceanStor Pacific can handle data volumes ranging from hundreds of TBs to EBs, and can meet the storage requirements of various scenarios.
質問 # 15
Oceanstor Pacific adopts full symmetric architecture.
- A. False
- B. True
正解：A
解説：
Explanation
OceanStor Pacific does not adopt a full symmetric architecture. OceanStor Pacific adopts a distributed architecture that consists of multiple nodes that are interconnected by a network. Each node has its own storage resources and computing resources, and can provide data services independently or collaboratively.
The distributed architecture provides high performance, scalability, reliability, and efficiency for unstructured data storage.
質問 # 16
OceanProtect Backup Storage is compatible with Veeam. Veritas, and Commvault.
- A. False
- B. True
正解：B
解説：
Explanation
OceanProtect Backup Storage is compatible with Veeam, Veritas, and Commvault. These are some of the mainstream backup software in the industry that can work with OceanProtect toprovide comprehensive data protection for enterprise data. OceanProtect supports multiple backup protocols, such as NDMP, VTL, and NAS, and can seamlessly integrate with these backup software to provide fast backup and recovery services.
質問 # 17
Which of the following technologies about OceanProtect is NOT used to accelerate Backup and Recovery performance?
- A. Back-end network optimization
- B. RAID-TP
- C. Front-end network optimization
- D. CPU computing optimization
正解：B
解説：
Explanation
RAID-TP is not a technology used by OceanProtect to accelerate backup and recovery performance. RAID-TP is a technology used by OceanStor Dorado to improve data reliability and availability. OceanProtect uses other technologies to speed up backup and recovery, such as front-end network optimization, CPU computing optimization, and back-end network optimization. Reference: Become a certified specialist - Huawei
質問 # 18
OceanStor Dorado series supports SAN and NAS services.
- A. False
- B. True
正解：B
解説：
Explanation
OceanStor Dorado series supports SAN and NAS services in one box, which means it can host all kinds of applications such as databases, file servers, virtual machines, containers, etc., without requiring separate devices or gateways. OceanStor Dorado supports mainstream protocols such as iSCSI, FC, NFS, and SMB, and provides ultra-high performance, low latency, and high reliability for data storage.
質問 # 19
OceanStor Pacific mainly focus on unstructured data service business.
- A. False
- B. True
正解：B
解説：
Explanation
OceanStor Pacific mainly focuses on unstructured data service business such as big data analytics, backup and archiving, video surveillance, and media production. OceanStor Pacific is a distributed storage system that is designed for massive data applications. It
質問 # 20
If customer wants to build a storage system with large capacity and less space occupation, which OceanStor Pacifci mode is....
- A. Pacifci 9520
- B. Pacifci 9550
- C. Pacifci 9950
- D. Pacifci 9540
正解：D
解説：
Explanation
Pacific 9540 is the product model that can build a storage system with large capacity and less space occupation in OceanStor Pacific series. Pacific 9540 adopts a high-density design that can accommodate up to 106 disks in a 4U chassis, which provides up to 1.06 PB of raw capacity. Pacific 9540 also supports erasure coding and compression technologies to further increase the effective capacity and save space. Reference: [OceanStor Pacific Series Product Brochure]
質問 # 21
Which level of system reliability can OceanStor Dorado high-end storage provide?
- A. 7-nines
- B. 6-nines
- C. 4-nines
- D. 5-nines
正解：A
解説：
Explanation
OceanStor Dorado high-end storage can provide 7-nines system reliability, which means the system downtime is less than 3 seconds per year. This is achieved by using the SmartMatrix architecture, which ensures no single point of failure and supports cross-engine active-active mode. Reference: Pre-release Announcement for Huawei Specialist Certification HCSA-Presales-Storage V4.0 (English Version)
質問 # 22
Which technolies are applied to ensure unique storage reliability of OceanProtect compared to other vendor?
- A. RAID-TP
- B. High data reduction ratio
- C. Fast backup and recovery
- D. Active-Active controllers
正解：A
解説：
Explanation
RAID-TP is a technology that is applied to ensure unique storage reliability of OceanProtect compared to other vendors. RAID-TP is a triple-parity RAID technology that can tolerate the simultaneous failures of three disks in a RAID group. RAID-TP can also improve the performance and efficiency of data reconstruction by using distributed parity calculation and parallel reconstruction algorithms.
質問 # 23
What are the main benefits of OceanStor Pacific multi-protocol lossless interworking feature?
- A. Lower TCO with less hardware
- B. No extra hardware required, simplified management
- C. No need to copy data with high efficiency
正解：A、B、C
解説：
Explanation
OceanStor Pacific has a multi-protocol lossless interworking feature that allows one copy of data to be shared with multiple services using different protocols such as NFS, SMB, S3, or HDFS6. This feature has three main benefits for customers. First, it eliminates the need for extra hardware devices or gateways to support different protocols, which simplifies the management and reduces the complexity of the system6. Second, it lowers the total cost of ownership (TCO) with less hardware investment, power consumption, and maintenance costs6. Third, it avoids data copy among different systems, which improves the efficiency and performance of data access and analysis
質問 # 24
In the concept of Flash-to-Flash-to-Anything. which of the following can be used as "Anything"?
- A. Tape
- B. Blu-ray
- C. Cloud
- D. Disk
正解：A、B、C、D
解説：
Explanation
In the concept of Flash-to-Flash-to-Anything (F2F2X), anything can be used as the destination for data archiving or long-term retention. Anything can be disk, tape, cloud, or Blu-ray devices that provide different levels of capacity, performance, cost, and reliability for data storage5. F2F2X is a data infrastructure architecture that provides all-flash primary and backup storageand diversified archive storage for enterprise data. It aims to efficiently unleash the potential of data and activate the potential of "4 +" (Data acceleration +; Data resilience +; Data mobility +; Data management +) data centers
質問 # 25
OceanProtect can be used for data backup of core application scenarios, such as core DB or core applications.
- A. False
- B. True
正解：B
解説：
Explanation
OceanProtect can be used for data backup of core application scenarios, such as core DB or core applications.
OceanProtect is a dedicated backup storage product that provides fast backup and recovery for enterprise data.
It adopts a converged architecture that integrates backup software, backup server, and backup storage into one device. OceanProtect supports multiple backup protocols, such as NDMP, VTL, and NAS, and can work with mainstream backup software in the industry. OceanProtect also leverages deduplication and compression technologies to reduce the backup data footprint and save storage space.
質問 # 26
The Huawei all flash system OceanStor Dorado can be used only for block services, not file services.
- A. False
- B. True
正解：A
解説：
Explanation
OceanStor Dorado can support both block and file services in one box, which means it can host all kinds of applications such as databases, file servers, virtual machines, containers, etc., without requiring separate devices or gateways. OceanStor Dorado supports mainstream protocols such as iSCSI, FC, NFS, and SMB, and provides ultra-high performance, low latency, and high reliability for data storage.
質問 # 27
DME storage can only support O&M of Huawei storage.
- A. False
- B. True
正解：A
解説：
Explanation
DME Storage can support O&M of Huawei storage as well as several mainstream third-party storage systems.
DME Storage is an intelligent storage management platform that provides convergence, intelligence, and openness for data center storage devices. It covers four phases of the device lifecycle (planning, provisioning, maintenance, and optimization), and improves the automation level and problem resolution rate. DME Storage supports Huawei's full series of centralized storage, Huawei distributed storage (OceanStor Pacific), Dell EMC Unity/VNX/VMAX/PowerMax/Isilon/PowerScale/SC Series/PowerVault ME4 Series/XtremIO/X2 Series/PowerStore Series/PowerFlex Series/Connectrix Series/Switches Series/PowerSwitch Series/S-Series Switches/N-Series Switches/Z-Series Switches/C-Series Switches/M-Series Switches/E-Series Switches/B-Series Switches/Ruckus ICX Switches/Ruckus SmartZone Controllers/Ruckus R Series Access Points/Ruckus H Series Access Points/Ruckus T Series Access Points/Ruckus M Series Access Points/Ruckus C Series Access Points/Ruckus E Series Access Points/Ruckus ZoneFlex Access Points/Ruckus Cloudpath Enrollment System/Ruckus SmartCell Insight (SCI)/Ruckus IoT Suite/Ruckus Cloud Wi-Fi/Ruckus Unleashed Wi-Fi/Ruckus Cloudpath Enrollment System (ES)/Ruckus SmartZone Network Controller (SZ100/SZ300/vSZ)/Ruckus Virtual SmartZone - Essentials (vSZ-E)/Ruckus Virtual SmartZone - High Scale (vSZ-H)/Ruckus SmartZone Data Plane (SZ100-D/SZ300-D/vSZ-D), NetApp FAS/AFF/ONTAP Select/E-Series/EF-Series, IBM DS8000/XIV/Storwize/SVC/FlashSystem, HPE
3PAR/MSA/Nimble/StoreOnce/StoreVirtual, Hitachi VSP G/F Series/VSP N Series/HNAS/HCP, Pure Storage FlashArray//X/FlashArray//C/FlashArray//M, Lenovo ThinkSystem DM Series/ThinkSystem DE Series, and Infinidat InfiniBox.
質問 # 28
Which product is recommended for high-performance computing?
- A. OceanStor Pacific
- B. OceanStor Protect||OceanStor 9000
- C. OceanStor Dorado
正解：C
解説：
Explanation
OceanStor Dorado is recommended for high-performance computing because it is an all-flash storage product that delivers ultra-high performance, low latency, and high reliability. OceanStor Dorado leverages E2E NVMe, FlashLink, and SmartMatrix technologies to achieve up to 20 million IOPS and 0.1 ms latency, which can meet the demanding requirements of high-performance computing applications. Reference: [OceanStor Dorado All-Flash Storage Product Brochure]
質問 # 29
Oil and gas exploration in the energy industry is a typical opportunity for Oceanstor Pacific.
- A. False
- B. True
正解：B
解説：
Explanation
Oil and gas exploration in the energy industry is a typical opportunity for OceanStor Pacific. OceanStor Pacific provides HPC storage service with POSIX file system for high-performance computing scenarios, such as oil exploration. It supports concurrent access from millions of nodes and delivers ultra-high throughput and bandwidth. It also leverages E2E NVMe technology to achieve ultra-low latency and high IOPS for file operations.
質問 # 30
In Huawei storage portfolio, which product model is dedicated backup storage for fast backup and recovery?
- A. OceanStor Pacific
- B. FusionCube
- C. OceanProtect
- D. OceanStor Dorado
正解：C
解説：
Explanation
OceanProtect is a dedicated backup storage product that provides fast backup and recovery for enterprise data.
It adopts a converged architecture that integrates backup software, backup server, and backup storage into one device. OceanProtect supports multiple backup protocols, such as NDMP, VTL, and NAS, and can work with mainstream backup software in the industry. OceanProtect also leverages deduplication and compression technologies to reduce the backup data footprint and save storage space. Reference: [OceanProtect Backup Storage Product Brochure]
質問 # 31
Which are the major opportunities for Oceanstor Pacific?
- A. Oil and gas exploration HPC
- B. automatic driving HPC
- C. object backup and archiving
- D. gene sequencing HPC
正解：A、B、C、D
解説：
Explanation
OceanStor Pacific has four major opportunities in the market based on its features and advantages. First, it can provide HPC storage service for oil and gas exploration scenarios that require high-performance data analysis and processing. OceanStor Pacific supports concurrent access from millions of nodes and delivers ultra-high throughput and bandwidth5. Second, it can provide HPC storage service for gene sequencing scenarios that generate massive amounts of unstructured data. OceanStor Pacific supports multiple protocols such as NFS, CIFS, S3, and HDFS, and provides high performance, scalability, reliability, and efficiency for unstructured data storage3. Third, it can provide HPC storage service for autonomous driving scenarios that needreal-time high-performance big data analytics. OceanStor Pacific leverages E2E NVMe technology to achieve ultra-low latency and high IOPS for file operations5. Fourth, it can provide object storage service for object backup and archiving scenarios that need long-term information retention and compliance. OceanStor Pacific supports erasure coding and compression technologies to increase the effective capacity and save space. It also supports WORM and encryption features to ensure data security3.
質問 # 32
In Huawei E2E anti-ransomware solution from production storage, to backup storage and to DR storage, which products are
- A. FusionCube
- B. OceanStor Pacific
- C. OceanStor Dorado
- D. OceanProlect
正解：B、C、D
解説：
Explanation
In Huawei E2E anti-ransomware solution from production storage, to backup storage and to DR storage, the products are OceanStor Dorado, OceanStor Pacific, and OceanProtect. OceanStor Dorado is the production storage that provides high performance and reliability for critical applications. OceanStor Pacific is the backup storage that provides efficient data reduction and protection for large-scale data. OceanProtect is the DR storage that provides fast backup and recovery for disaster scenarios .
質問 # 33
Which tools or softwares are included in Huawei's data intelligent management architecture?
- A. Local data center management suite DME STORAGE
- B. Disaster recovery tool BCM
- C. Single-device management software Device Manager
- D. Cloud-based remote management tool DME IQ
正解：A、B、C、D
解説：
Explanation
Huawei's data intelligent management architecture consists of four tools or software that provide different functions and features for data management. DME IQ is an intelligent cloud O&M platform that combines big data analytics and Artificial Intelligence (AI) to provide data infrastructure with automatic fault reporting, problem management and tracking, intelligent prediction, health evaluation, performance analytics, capacity planning, and intelligent optimization1. DME Storage is an intelligent storage management platform that provides convergence, intelligence, and openness for data center storage devices. It simplifies storage management and O&M throughout the data lifecycle with features such as intelligent provisioning, intelligent risk prediction, intelligent data tiering, and open APIs2. Device Manager is a single-device management software that provides basic functions such as device configuration, performance monitoring, alarm management, system maintenance, and firmware upgrade for Huawei storage devices3. BCM is a disaster recovery tool that provides comprehensive protection for data centers with features such as disaster recovery plan design, disaster recovery drill execution, disaster recovery monitoring and analysis, disaster recovery resource management4.
質問 # 34
How many controllers failed can OceanStor Dorado high-end product tolerant, with SmartMatrix architecture?
- A. 3 out of 4
- B. 7 out of 8
- C. 1 out of 2
- D. 2 out of 4
正解：B
解説：
Explanation
OceanStor Dorado high-end product can tolerate 7 out of 8 controllers failed, with SmartMatrix architecture.
This is because the SmartMatrix architecture supports cross-engine active-active mode, which means each controller can access any LUN in the system. Therefore, even if only one controller is left, the system can still provide services. Reference: Pre-release Announcement for Huawei Specialist Certification HCSA-Presales-Storage V4.0 (English Version)
質問 # 35
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