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When selecting storage devices, if the business requires a single hard disk IOPS greater than 3000, which of the following hard disk types can be selected select()
Huawei's hyper-converged storage adopts a distributed hash algorithm, and single-selects HASH calculation and local memory metadata, which can be The bottleneck can be arbitrarily expanded horizontally.
The SmartCache feature of Huawei hybrid flash storage is most suitable for which of the following scenarios?
Select the following statements about the HyperSnap feature of the file system, which options are correct ()
An enterprise mail application service has limited storage resources, so a quota is set for the business user, and the soft quota for user A is 500 MB. The hard quota is 800 MB. Under this configuration, which of the following statements are correct ()
The Persistence layer of Huawei's distributed storage provides single-select persistence storage capabilities, EC and multiple copies capabilities. PlogClient provides the append only access capability of Plog.
The object storage services (compatible with Amazon S3 and OpenStack Swift) provided by Huawei Distributed Storage A RESTful API, the client can access the storage node through the RESTful API to realize data storage.
When purchasing a storage device, the available capacity is less than the actual hard disk capacity. Which of the following possible reasons is correct ()
Through the InfoAllocator feature, which of the following multi-select functions can be achieved by the administrator?
Which protocol does Huawei Distributed Storage Object Service use to obtain resource statistics of tenants and buckets ()

Question 591

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Deduplication classification includes: (multiple choice)

A.
Source end deduplication
A.
Source end deduplication
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B.
Target end deduplication
B.
Target end deduplication
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C.
Partial deduplication
C.
Partial deduplication
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D.
Global deduplication
D.
Global deduplication
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Suggested answer: A, B, D

Question 592

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The characteristics of cross-domain unified management of data backup include: (multiple choice)

A.
Client integration
A.
Client integration
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B.
Centralized management
B.
Centralized management
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C.
Manual synchronization
C.
Manual synchronization
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D.
Fault isolation
D.
Fault isolation
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Suggested answer: A, C, D

Question 593

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system backup bandwidth?

A.
When there is no replication requirement, the required bandwidth (without deduplication) = total backup data volume ˜ backup window ˜ bandwidth utilization.
A.
When there is no replication requirement, the required bandwidth (without deduplication) = total backup data volume ˜ backup window ˜ bandwidth utilization.
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B.
When there is a replication requirement, the required bandwidth (with deduplication) = the amount of replicated data ˜ the replication window ˜ bandwidth utilization.
B.
When there is a replication requirement, the required bandwidth (with deduplication) = the amount of replicated data ˜ the replication window ˜ bandwidth utilization.
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C.
When there is no copy requirement, the required bandwidth (media end deduplication) = total backup data volume ˜ deduplication ratio ˜ backup window ˜ bandwidth utilization.
C.
When there is no copy requirement, the required bandwidth (media end deduplication) = total backup data volume ˜ deduplication ratio ˜ backup window ˜ bandwidth utilization.
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D.
No recovery For system requirements, the required bandwidth (source-end deduplication) = total backup data volume ˜ backup window ˜ bandwidth utilization.
D.
No recovery For system requirements, the required bandwidth (source-end deduplication) = total backup data volume ˜ backup window ˜ bandwidth utilization.
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Suggested answer: A

Question 594

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The backup software architecture of the ceanStor backup solution includes: (multiple choice)

A.
Backup management node
A.
Backup management node
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B.
Backup media
B.
Backup media
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C.
Backup business node
C.
Backup business node
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D.
Client
D.
Client
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Suggested answer: A, C, D

Question 595

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When configuring primary and secondary disaster recovery, which of the following conditions must be met for the LUNs on the primary and secondary arrays?

A.
The size of the secondary LUN must be greater than or equal to the primary LUN.
A.
The size of the secondary LUN must be greater than or equal to the primary LUN.
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B.
The backup side needs to be configured with the same RAID level, and the size of the backup side LUN must be the same as that of the primary side LUN.
B.
The backup side needs to be configured with the same RAID level, and the size of the backup side LUN must be the same as that of the primary side LUN.
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C.
Only the size of the backup LUN and the primary LUN are the same.
C.
Only the size of the backup LUN and the primary LUN are the same.
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D.
The backup side needs to be configured with the same type of hard disk, and the size of the backup side LUN must be greater than or equal to the primary side LUN.
D.
The backup side needs to be configured with the same type of hard disk, and the size of the backup side LUN must be greater than or equal to the primary side LUN.
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Suggested answer: C

Question 596

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In the design of backup solutions, the following things need to be considered: (multiple choices)

A.
Bandwidth and network design,
A.
Bandwidth and network design,
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B.
Backup system migration design
B.
Backup system migration design
Answers
C.
Data and application recovery strategy design
C.
Data and application recovery strategy design
Answers
D.
Capacity and storage strategy design
D.
Capacity and storage strategy design
Answers
Suggested answer: A, B, D

Question 597

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The hardware snapshot of the OceanStor backup solution supports storage devices from all vendors.

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

Question 598

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The backup management system includes backup management software and backup management server. Which of the following items can be managed? (multiple choice)

A.
Backup network
A.
Backup network
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B.
Backup strategy
B.
Backup strategy
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C.
Read data from the backup client
C.
Read data from the backup client
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D.
Write data to backup media
D.
Write data to backup media
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Suggested answer: B, C, D

Question 599

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In the HyperMetro active-active data center solution, data centers A and B are included. When the array of data center A fails At the time, which of the following statements is correct: (multiple choice)

A.
Multipath automatically sets all paths to data center A to be unavailable, and all IOs are directly forwarded to data center B.
A.
Multipath automatically sets all paths to data center A to be unavailable, and all IOs are directly forwarded to data center B.
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B.
Data center B array records the difference bitmap for the newly received I/O.
B.
Data center B array records the difference bitmap for the newly received I/O.
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C.
After the array failure of data center A is restored, the active-active relationship is automatically restored, and the newly added data is automatically synchronized according to the record of the difference bitmap.No business impact.
C.
After the array failure of data center A is restored, the active-active relationship is automatically restored, and the newly added data is automatically synchronized according to the record of the difference bitmap.No business impact.
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D.
The data center A array actively powers off, and sends a command to the data center B array to inform it to take over the business.
D.
The data center A array actively powers off, and sends a command to the data center B array to inform it to take over the business.
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Suggested answer: A, B, C, D

Question 600

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Huawei's end-to-end active-active data center solution is divided into 6 layers, the six layers are:

A.
Storage layer, session layer, application layer, network layer, transport layer and physical layer
A.
Storage layer, session layer, application layer, network layer, transport layer and physical layer
Answers
B.
Storage layer, session layer, application layer, network layer, transport layer and security layer
B.
Storage layer, session layer, application layer, network layer, transport layer and security layer
Answers
C.
Storage layer, computing layer, application layer, network layer, transport layer and security layer
C.
Storage layer, computing layer, application layer, network layer, transport layer and security layer
Answers
D.
Storage layer, computing layer, application layer, network layer, transport layer and physical layer
D.
Storage layer, computing layer, application layer, network layer, transport layer and physical layer
Answers
Suggested answer: C
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