Which of the following is the main function of VPC ENDPOINT?

• A.Connect the VPC privately to the terminal node service (cloud service, user private service) so that the cloud resources in the VPC can access the terminal node service without the need for an elastic public IP
• B.The isolated and private virtual network environment applied for on HUAWEI CLOUD, cloud network basic services, can carry subnet information
• C.Automatically distribute access traffic to multiple cloud servers, expand the external service capabilities of the application system, and achieve a higher level of application fault tolerance
• D.Able to provide SNAT and DNAT functions for the elastic cloud server in the VPC

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Regarding the description of the Huawei Cloud Distributed Cache DCS service, which of the following statements is correct? (Multiple choice)

• A.It can effectively improve the access speed of hotspot data
• B.Provide Key-Value data cache for the application system
• C.Supports strong consistency transactions
• D.Can greatly reduce database pressure

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Which of the following services can solve the problem of horizontal database expansion and massive data storage?

• A.DMS: Distributed Message Service
• B.RDS: Relational Database Service
• C.DDM: Distributed database middleware
• D.DCS: Distributed Cache Service

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Which of the following are the uses of typical middleware? (Multiple Choice)

• A.Message queue: module asynchronous decoupling
• B.Cache database: hotspot data cache
• C.Security service: Apply WAF security
• D.Distributed database middleware: supports massive data
• E.Load balancing: support massive access

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If a tenant needs to upload 100TB of data to HUAWEI CLOUD, which of the following services is recommended for the tenant to complete the data transmission?

• A.Data Express Service DES
• B.Object storage service OBS
• C.Elastic File Service SFS
• D.Hard Disk EVS

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