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IOPS is a key indicator to measure storage performance. Which of the following options will not affect the storage system's performance IOPS ()

A.
Hot spare space size
A.
Hot spare space size
Answers
B.
Hard disk type
B.
Hard disk type
Answers
C.
RAID level
C.
RAID level
Answers
D.
IO features
D.
IO features
Answers
Suggested answer: A

Check the operability of the storage system through DeviceManager, you can know the storage system Real-time and long-term status of system business performance.

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: A

An enterprise storage device generates a fault alarm. After Engineer A arrives at the customer site, he prepares to collect storage The storage equipment information is passed to R&D for further analysis. What collection methods can Engineer A use to collect information ()

A.
Collect storage system configuration data through the command line
A.
Collect storage system configuration data through the command line
Answers
B.
Use DeviceManagerl to collect logs and alarms
B.
Use DeviceManagerl to collect logs and alarms
Answers
C.
Configure the public network IP for the storage, let R&D log in directly to collect information
C.
Configure the public network IP for the storage, let R&D log in directly to collect information
Answers
D.
Install SmartKit software to collect information
D.
Install SmartKit software to collect information
Answers
Suggested answer: A, B, D

A bank's production center and disaster recovery center both use Huawei's hyper-converged storage products. The two centers communicate Disaster recovery through asynchronous replication. The copied network type can support GE/10 GE/25 GE

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: B

PCle protocol components include:

A.
Session layer
A.
Session layer
Answers
B.
Data Exchange Layer
B.
Data Exchange Layer
Answers
C.
Physical layer
C.
Physical layer
Answers
Suggested answer: A, B, C

Which of the following application scenarios does not belong to the typical application scenario of Huawei hybrid flash storage?

A.
Automatic hierarchical storage application
A.
Automatic hierarchical storage application
Answers
B.
Disaster recovery application
B.
Disaster recovery application
Answers
C.
Multimedia applications with capacity requirements above the EB level
C.
Multimedia applications with capacity requirements above the EB level
Answers
D.
High-density virtual machine applications
D.
High-density virtual machine applications
Answers
Suggested answer: C

An enterprise plans to create continuous data protection for its instant transaction business, and to ensure that users do not affect the business In the case of business, which of the following features can achieve the requirement ()

A.
HyperMetro
A.
HyperMetro
Answers
B.
HyperReplication
B.
HyperReplication
Answers
C.
HyperCDP
C.
HyperCDP
Answers
D.
HyperSnap
D.
HyperSnap
Answers
Suggested answer: B, C

Which options are correct in the following statements about the features of Huawei HyperVault ()

A.
Support to generate local backup snapshots in seconds to obtain consistent data copies
A.
Support to generate local backup snapshots in seconds to obtain consistent data copies
Answers
B.
Support custom backup strategy and copy threshold
B.
Support custom backup strategy and copy threshold
Answers
C.
Support both block storage and file system
C.
Support both block storage and file system
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D.
When backing up in a remote location, only the initial full backup is performed, and only the incremental data is backed up later
D.
When backing up in a remote location, only the initial full backup is performed, and only the incremental data is backed up later
Answers
Suggested answer: A, B, D

An enterprise's business data is stored in two data centers, and storage devices from different vendors are deployed.

The SmartVirtualization feature can be used to host and create original LUNs on heterogeneous storage systems in each data center eDevLUN, and then create an asynchronous remote replication between the eDevLUN and the local LUN on the Huawei storage system at another site to achieve Data disaster recovery between sites.

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: A

The Huawei SmartPartition feature supports setting the same read and write cache capacity for partitions without multiple selections, as follows Regarding the impact of cache capacity on services with different characteristics, which options are correct ()

A.
For sequential services, the cache capacity does not need to be large, and only needs to meet the I/O consolidation requirements
A.
For sequential services, the cache capacity does not need to be large, and only needs to meet the I/O consolidation requirements
Answers
B.
For write business, more cache capacity means higher write merge rate, write hit rate and better Order of visits
B.
For write business, more cache capacity means higher write merge rate, write hit rate and better Order of visits
Answers
C.
For the read business, more cache capacity means a higher read hit rate
C.
For the read business, more cache capacity means a higher read hit rate
Answers
D.
For random services, a larger cache capacity means a better order of access to disks, thus bringing Performance improvement
D.
For random services, a larger cache capacity means a better order of access to disks, thus bringing Performance improvement
Answers
Suggested answer: A, B, C, D

Explanation:

Topic 2, Exam Pool B

Explanation:

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