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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

B.

False

The object/file interoperability feature provided by Huawei Distributed Storage is based on the way that NAS functions are superimposed on the object storage system, and what kind of file sharing access capabilities are provided on the basis of distributed object services

A.

HTTP

B.

NFS

C.

CIFS

D.

FTP

Huawei hybrid flash storage system controller subrack and disk subrack are interconnected by mini SAS interface, the highest transmission rate

Up to 8GB/s.

A.

True

B.

False

Regarding the characteristics of a single file system in Huawei distributed storage, which of the following option descriptions are correct ()

A.

When accessing a single file system, users need to pay attention to the specific data storage location

B.

Automatically create a unified file system when the system starts

C.

In a single file system, file collections are presented as directories

D.

The system provides a unified file system for accessing all available space

In the single-selection RAID2.0+ technology, what is the default size of the single-selection CHUNK segmented from SAS hard disks in MB?

A.

512MB

B.

256MB

C.

64MB

D.

64KB

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

An enterprise needs to provide continuous data insurance policy selection for its instant transaction business, so it has created a timed data LUN for this business.

HyperCDP plan, which of the following configurations can shorten the RPO as much as possible ()

A.

Create multiple HyperCDP backups

B.

Set the "fixed period" of the timing plan to 3 seconds

C.

Set the "reserved number" of HyperCDP to 60000

D.

Create HyperCDP at a specified time every day

Regarding the read cache process of Huawei's distributed storage multi-level cache technology, which of the following read hits is the priority ()

A.

Memory Write Cache

B.

SSD Read Cache

C.

Memory Read Cache

D.

SSD Write Cache

The InfoTier feature stores files in different classifications according to the difference of file attributes. Which options are not the basic list that constitutes a classification?

Bit()

A.

Disk Group

B.

Storage pool

C.

Node pool

D.

Disk domain

Which one of the following options is incorrect about the CIFS share configuration statement?

A.

After the Guest is checked, the user does not need to enter the user name and password when accessing the shared directory on the client.

B.

After Notify is enabled, a client can not be accessed by other clients for changes in a directory.

The client-side awareness of this directory and its parent directory.

C.

When Oplock (Opportunisticlocking) is enabled, the file will be advanced before being sent to the shared storage

Local caching of rows helps improve client access efficiency.

D.

After the mandatory signature is checked, the client will be forced to use the signature function. If the client is not set to enable state, then

OceanStor 9000 will reject this client's data access request.

HyperCDP can generate more and more intensive recovery points for the data on the storage device. HyperCDP copies are at a certain point in time Full copy backup of source data.

A.

True

B.

False

An engineer needs to perform a snapshot rollback operation to obtain source data at a certain time in the past. Regarding this operation process, which of the following statements are

correct()

A.

If the data is rolled back to the snapshot at time A, the snapshots created after time A will be deleted

B.

Snapshot rollback speed can reach the second level

C.

If the data is rolled back to the snapshot at time A, the snapshots created after time A will not be deleted

D.

Snapshot rollback is a full copy recovery of the source data at a certain point in time

Hyper-convergence is a data center architecture that can uniformly collect computing capacity, file storage, memory, and network, and is like a public entity.

Independent management.

A.

True

B.

False

The SmartCache feature of Huawei hybrid flash storage is most suitable for which of the following scenarios?

A.

Write random small I/O scenarios

B.

Read random small I/O scenario

C.

Write sequential I/O scenario

D.

Read sequence I/O scenario

An enterprise needs to continuously protect the data of its important business, and needs to monitor the number of LUNs without affecting the business.

According to different operations, such as: report generation, data testing, data analysis, etc. Which of the following characteristics can meet the requirements of the enterprise ()

A.

SmartVirtualization

B.

HyperCDP

C.

SmartCache

D.

HyperLock