An Internet company's storage system has two businesses, A and B, constantly competing for cache and network resources. This leads to longer time for other businesses. Among them, the business is a transaction processing application, and the B business is an analysis and query application, and the immediate response of the A business needs to be guaranteed. In order to solve this problem, the engineer has provided that the QOS superior optical level of the A business is higher than that of the business.

• A.False
• B.True

Comment: *

Name: *

Email: *

Verification: *

Which of the following statements about the CIFS sharing configuration of Huawei OceanStor 9000 is false?

• A.If Enable notify is selected, the changes made by a client to a directory cannot be detected by other clients that are accessing the directory or its parent directory.
• B.If Enable guest is selected, users can access shared directories on clients without entering a user name and password.
• C.If Enable Oplock is selected, files are locally cached before being sent to the shared storage, improving clients' access efficiency.
• D.If Signature enforcement is selected, clients are required to enable the signature function. If a client does not enable the signature function, the OceanStor 9000 rejects the data access requests initiated by that client.

Comment: *

Name: *

Email: *

Verification: *

Large e-commerce company A uses Huawei hybrid flash storage to ensure its core business. Regarding the chip technology used in it, which of the following statements are correct? (Multiple choice)

• A.Intelligent management chip, built-in security encryption engine
• B.SSD memory chip, the core FTL algorithm is built into the self-developed chip, and the chip directly confirms the information such as the reading and writing position
• C.Front-end transmission, smart network card chip supports 32G FC, 100G Ethernet protocol processing to achieve hardware offloading
• D.The controller Kunpeng 920 chip is not only a CPU, but also integrates three chips of the south bridge, network card, and SAS controller.

Comment: *

Name: *

Email: *

Verification: *

A customer plans to deploy an active/passive disaster recovery solution. The distance between the active and passive sites is about 1000 km. It is required that the RPO be shorter than 1 minute.
In this case, asynchronous remote replication is recommended.

• A.FALSE
• B.TRUE

Comment: *

Name: *

Email: *

Verification: *

What are the correct statement about the HyperMetro static priority arbitration mode? (Multiple choice)

• A.When the priority site array fails, the non-priority site will automatically take over the active-active service.
• B.When the priority site array is actively powered off for maintenance, the non-priority site array immediately takes over all active-active services, and services will not be interrupted.
• C.When an inter-array link failure occurs, or a non-priority site fails, the LUN on the priority site continues to provide services, and the LUN on the non-priority site stops providing services.
• D.The static priority mode has higher reliability than the arbitration server mode.

Comment: *

Name: *

Email: *

Verification: *