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.An enterprise has applications such as key performance applications, mainstream commercial applications, archiving and printing services, and each application is independent, in order to ensure business priority

You can use SmartMulti-Tenant technology to create tenants for different businesses, and set each

Storage resources of the tenant's vStore

A.

True

B.

False

What is wrong about quota and statistics description among the following options:

A.

When the bucket capacity reaches the configured bucket quota, no more write operations can be performed on the bucket.

B.

Bucket resources available for statistics include the size of the bucket, the number of buckets owned, and the number of objects in the bucket.

C.

Account resources available for statistics include account quota, number of buckets owned, number of objects, and total capacity.

D.

When the total bucket capacity of the account reaches the configured account quota, the account can no longer perform write operations.

A company deploys a set of multi-select Huawei distributed storage in data center A and data center B, mainly using block servers

It supports application-related services such as databases and virtual machines, and uses the active-active feature of block services to cooperate with upper-layer applications to ensure business continuity.

For this dual-active scenario, which of the following option descriptions are correct ()

A.

It is recommended to use active-active consistency groups for database applications

B.

It is recommended to deploy an arbitration server at a third-party site

C.

It is recommended that the distance between data center A and data center B be less than 100 kilometers

D.

It is recommended to use FC networking for the arbitration link

Mean Time Between Failures (MTBF) is a description of the operation of the product

The average continuous time between failures during use or testing.

A.

True

B.

False

The block service provides a linked clone mechanism and supports the creation of multiple snapshots based on a cloned volume. Each snapshot volume has just been created

The data content at the time of arrival is consistent with the data content in the clone volume, and subsequent modifications to the clone volume will not affect the original snapshot and other clones

roll.

A.

True

B.

False

When you need to uninstall Huawei UItraPath host multipathing software, which one of the following operations is correct?

A.

After stopping the host service read and write, immediately execute the UItraPath uninstall command

B.

In the iscsi business environment, delete the disk mapping on the host first, and then disconnect all the connections of the host iscsi initiator.

Finally execute the UltraPath uninstall command

C.

In the FC service environment, after disconnecting all FC host physical ports, execute the UltraPath uninstall command

An enterprise purchased a distributed storage system, which contains 50 nodes. Engineer C is

Before deployment, plan and design the installation and deployment of the storage system, and follow the recommended reference configuration. When planning the network configuration, you need to plan

Use aggregation switches.

A.

True

B.

False

Which protocol does Huawei Distributed Storage Object Service use to obtain resource statistics of tenants and buckets ()

A.

SSL

B.

SMI-S

C.

SNMP

D.

REST

Huawei’s hybrid flash storage supports the integration of NAS and SAN. The software protocol stacks of the two single-selection are completely parallel. In terms of resource allocation and

Convergence on the management plane.

A.

True

B.

False

The QoS characteristics of object services. For applications with different priorities, different buckets can be configured, and the TPS of the bucket can be controlled through QoS.

As well as the allocation of bandwidth resources; for VIP tenants and ordinary tenants in the same system, different QoS strategies can be configured to ensure high-quality

The quality of service for advanced tenants.

A.

True

B.

Wrong

When an asynchronous remote replication relationship is established between the primary volume of the primary site and the secondary volume of the remote slave site, an initial synchronization is initiated.

After the synchronization is completed, the data status from the volume becomes complete, and then which of the following procedures is followed to complete the periodic data synchronization ()

A.

After the write request data is written to the main volume, immediately respond to the completion of the host write

B.

The master volume receives write requests from the production host

C.

Generate synchronous snapshots of the primary and secondary volumes

D.

When the master volume synchronizes data with the slave volume, read the data of the snapshot of the master volume and copy it to the slave volume

Which of the following types of data storage and management options are the NAS systems focused on?

A.

Continuous data block

B.

File data

C.

Small messages

D.

Large chunks of data

Which of the following is not a component that must be single-selected in the architecture of the NAS system?

A.

Accessible disk array

B.

File system

C.

Access to the business interface of the file system

D.

Access to the business interface of the file system

Multiple choices Among the following statements about the features of Huawei SmartPartition, which options are correct ()

A.

Support users to set the capacity of read cache and write cache separately for each SmartPartition partition

B.

The SmartPartition feature is effective for both block business and file business

C.

Support setting SmartPartition in units of business LUNs

D.

The resources of each SmartPartition can only be accessed independently

In the following RAID levels, if 2 hard drives in the RAID fail, what options are there for data loss ()

A.

RAID 6

B.

RAID 3

C.

RAID 0

D.

RAID 5