Huawei H19-308_V4.0 Übungsprüfungen
Zuletzt aktualisiert am 24.04.2025- Prüfungscode: H19-308_V4.0
- Prüfungsname: HCSA-Presales-Storage V4.0
- Zertifizierungsanbieter: Huawei
- Zuletzt aktualisiert am: 24.04.2025
Assume that an application generates about 8,400 random small I/Os, the read/write ratio is 21, and RA..
5 is used. If no requested data is hit in the cache (COW mode), what is the IOPS required by the disk arr….
- A . 11200
- B . 22400
- C . 4800
- D . 16800
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?
- A . Billing
- B . Replication
- C . Quota
- D . Multi-tenant
Which between NVMe (PCle) and NVMe-oF (RoCE v2) features better scalability?
- A . NVMe-oF (RoCE v2)
- B . NVMe (PCle)
Which features and technologies ensure Al-powered Dorado V6?
- A . The industry’s first storage Al chip can improve the cache hit ratio and implement data prefetch and pre-cache.
- B . FlashEver ensures zero data migration across three generations in 10 years.
- C . The Industry’s first storage Al chip that predicts and warns 0&M problems in advance
- D . Five chips are interconnected and collaborate with each other.
Which of the following are NOT true about OceanStor Dorado V6?
- A . Tolerance for failures of 7 out of 8 controllers for every model
- B . NVMe available for every model.
- C . Up to 20 million IOPS
- D . As low as 1 ms latency
Which product models can tolerate the failure of three out of four controllers?
- A . OceanStor 6800 V5 Kunpeng
- B . OceanStor 5600 V5 Kunpeng
- C . OceanStor 18000 v5 Kunpeng
- D . OceanStor 5800 vs Kunpeng
The recovery time objective (RTO) in a disaster recovery system refers to the time point to which the system and data must be recovered after a disaster occurs.
- A . True
- B . False
Which statement about storage software is incorrect?
- A . LUN copy supports only full copy.
- B . Deduplication is a data reduction technology that deletes duplicate data to release system space.
- C . LUN copy copies the source LUN in a disk array to a target LUN.
- D . A snapshot is a fully usable copy of a specified data set.
Which vendors provide NAS active-active solutions?
- A . Huawei
- B . HDS
- C . Dell
- D . EMC
- E . NetApp
- F . HPE
Which features and technologies ensure Ever Solid Dorado V6?
- A . Cloud-level reliability: Gateway-free backup to the cloud
- B . 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.
- C . Data center-level reliability: HyperMetro-based gateway-free active-active and geo-redundant 3DC DR solutions
- D . 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.