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Updated Dec-2021 Pass H13-611_V4.5 Exam - Real Practice Test Questions
NEW QUESTION 95
Which of the following is correct for RAID 3? (Multiple Choice)
- A. RAID 3 has a dedicated parity disk
- B. RAID 3 uses mirroring technology to protect data
- C. 5 hard disks form RAID 3, the utilization rate is 60%
- D. 5 hard disks form RAID 3, the utilization rate is 80%
Answer: A,D
NEW QUESTION 96
Among flash memory media chips, QLC is lower in cost than TCL, supports frequent rewriting, can provide high-speed read and write rates, and is suitable for server memory.
- A. False
- B. True
Answer: A
NEW QUESTION 97
Which of the following descriptions about the advantages of SSD hard disks compared with mechanical hard disks are correct? (Multiple choice)
- A. Support TCQ/NCQ to respond to multiple IO requests at one time
- B. No high-speed rotating parts, high performance
- C. SSD can be used in some harsh environments, such as high temperature, high humidity, strong vibration and other harsh environments
- D. SSD disks are more suitable for use in scenarios that require large storage capacity
Answer: A,B,C
NEW QUESTION 98
Smart Tier technology discovers large-scale IO active data after running. In order to improve performance, the initial capacity is set to the capacity layer.
- A. False
- B. True
Answer: A
NEW QUESTION 99
Which of the following descriptions of SAN and NAS are correct? (Multiple choice)
- A. Now NAS is a storage for unstructured data, such as shared file servers used by employees in many departments for key office document sharing and centralized storage.
- B. The characteristic of NAS is to put the file system of the server in the storage, so that the server can share data through the network.
- C. SAN is more used in the database scenario to store this structured data
- D. DAS, NAS and SAN are all external storage, so storage resource sharing can be easily realized.
Answer: A,B,C
NEW QUESTION 100
Which of the following descriptions of cloud computing are correct? (Multiple choices)
- A. Cloud computing is usually used in business systems that require high performance and high response speed
- B. End users of cloud computing need to understand how cloud computing works
- C. Cloud computing can provide virtual disk space
- D. Cloud computing is dynamically scalable
Answer: A,C,D
NEW QUESTION 101
In a RAID 5 composed of three disks, if 10110110 and 11010011 are written to two data disks forming the same strip at the same time, then 01100101 will be written to the parity disk.
- A. False
- B. True
Answer: B
NEW QUESTION 102
In Huawei storage, such as Huawei OceanStor hybrid flash memory, the Hyper Metro feature uses strong consistent feature technology. Which of the following description of strong consistency is wrong?
- A. If the remote storage restarts to the point where it cannot maintain consistency
- B. Consistency at the application layer can be achieved through cluster technology
- C. When writing data again, IO is written to this segment LUN and end LUN at the same time to maintain data consistency
- D. Use a distributed lock mechanism in Hyper Metro to maintain the uniqueness of data and ensure data consistency
Answer: A
NEW QUESTION 103
Remote replication technology is a general technology for disaster tolerance. When the primary site suffers a disaster, the secondary site quickly switches services.
- A. False
- B. True
Answer: A
NEW QUESTION 104
Which of the following snapshots are correct? (Multiple Choice)
- A. Can use snapshot technology to test and develop software
- B. You can use snapshot recovery data to recover data lost by physical problems
- C. Snapshot recovery technology can be used to detect the business volume of the last month
- D. Can detect business volume in real time
Answer: A,C
NEW QUESTION 105
After a design company purchases a NAS file storage system and configures CIFS sharing services, which of the following is implemented by this device? (Multiple Choice)
- A. Assign different access rights to employees in different positions
- B. Support file sharing with project staff
- C. Unified management of business storage of various departments
- D. Help the designer to back up data materials
Answer: A,B,C,D
NEW QUESTION 106
A company purchased a set of Huawei storage (such as Huawei OceanStor hybrid flash memory) equipment, using SAS interface hard drives.
In addition to SAS hard drives, what types of hard drives can the storage support? (Multiple Choice)
- A. SSD hard disk
- B. SCSI hard disk
- C. NLS AS hard disk
- D. FC hard disk
Answer: A,C
NEW QUESTION 107
Which of the following different types of SSD disks have the lowest price per unit capacity?
- A. SLC
- B. TLC
- C. cMLC
- D. eMLC
Answer: B
NEW QUESTION 108
What are the common time indicators to measure the reliability of a system? (Multiple choice)
- A. average time between failures
- B. average time to failure
- C. Effective
- D. Reliability
Answer: A,B
NEW QUESTION 109
Which of the following are not the advantages of cloud data centers?
- A. Agree that resource management improves operation and maintenance efficiency
- B. Use large servers to improve performance
- C. Distributed computing and storage improve system reliability
- D. Virtualization improves resource utilization
Answer: B
NEW QUESTION 110
In Huawei storage (such as Huawei OceanStor hybrid flash memory), which of the following measures is taken by the asynchronous remote replication function to ensure data consistency? (Multiple Choice)
- A. The primary LUN generates a snapshot
- B. Production of DCI
- C. Multiple connections between master and slave storage
- D. Generate snapshot from LUN
Answer: A,B,C,D
NEW QUESTION 111
Regarding the description of pre-copy, which of the following statement is incorrect?
- A. Pre-copy is the process of copying data from the member disk that is about to expire to the hot spare disk
- B. Pre-copy requires a hot spare disk
- C. Pre-copy greatly reduces the risk of data loss
- D. The data to be pre-copy must be calculated and reconstructed
Answer: D
NEW QUESTION 112
In the FC protocol, which layer is responsible for encoding and decoding?
- A. FC-1
- B. FC-0
- C. FC-3
- D. FC-2
Answer: A
NEW QUESTION 113
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