Huawei H19-308_V4.0 HCSA-Presales-Storage V4.0 Online Training
Huawei H19-308_V4.0 Online Training
The questions for H19-308_V4.0 were last updated at Feb 26,2025.
- Exam Code: H19-308_V4.0
- Exam Name: HCSA-Presales-Storage V4.0
- Certification Provider: Huawei
- Latest update: Feb 26,2025
Which of the following Smart features are used in data migration?
- A . SmartMigration
- B . SmartQuota
- C . SmartVirtualization
- D . SmartPartition
Which statements about the copy protection (three copies) and EC technologies are correct?
- A . The EC technology provides high durability and high utilization, and is more cost-effective.
- B . The copy technology has higher computing requirements than the EC technology.
- C . Reconstruction is simpler for the copy technology than it is for the EC technology.
- D . The copy technology provides high durability, but the space utilization is low.
Which technologies can achieve disk data balancing by distributing data in IUNs to as many disks as possible?
- A . LUN virtualization based on physical disks
- B . EC technology
- C . Block-level virtualization based on logical disk blocks
- D . Traditional RAID group
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 are advantages of SAN?
- A . High performance
- B . High reliability
- C . High resource utilization
- D . Excellent scalability
Which are SAN types classified by architecture?
- A . Distributed SAN
- B . FC SAN
- C . Centralized SAN
- D . IP SAN
Which are characteristics of centralized storage compared with distributed storage?
- A . Closed-source software system
- B . Support for scale-up and scale-out
- C . Support for multiple network connection protocols
- D . Dedicated hardware with higher reliability
- E . Lower latency
Which storage technologies provide redundancy protection?
- A . RAID 0
- B . RAID 5
- C . RAID 10
- D . RAID 1
Which is unstructured data?
- A . Employee ID and name information stored in the Oracle database
- B . Image and audio/video information
- C . Office document
- D . Text, image, XML, and HTML
Which statements about storage arrays are correct?
- A . A controller is the brain of a storage array and its main components are a processor and cache.1/0 operations and RAID management functions are implemented first With the development of technologies, data management functions such as snapshot, mirroring, and replication are provided.
- B . Intelligent cache prefetch identifies the access mode of a host predicts the data to be accessed, and reads the data from disks in advance to improve the cache hit ratio.
- C . Cache buffers host data in a storage system and improves the performance and reliability of the storage system.
- D . A storage array consists of multiple disks used as a single disk. It stores data in segments an different disks When data is stored, the related disks in the array work together to reduce the time required for storage and improve the space utilization.
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