Online Access Free H13-821_V2.0 Exam Questions

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

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

For data migration in scenarios where business cannot be interrupted, real-time data synchronization can be achieved through KafkaMirror or other dual-write solutions.

• A.False
• B.True

What are the benefits of the microservices architecture? (Multiple choice)

• A.The boundaries of the service module are clearer: Microservices emphasize modular structure (REST interface calls), which is very important for large teams.
• B.Allow for technical diversity: With microservices, you can mix multiple programming languages, development frameworks and data storage technologies.
• C.Support independent deployment: Simple services are easier to deploy, because the service is autonomous, and it will not cause a system crash after a problem occurs.
• D.Simple operation and maintenance: stateless, self-service operation and maintenance make the system do not need a mature operation and maintenance team (mechanism). Significant cost savings

What value does the Huawei Cloud CCE cloud container engine bring to game developers using CCE? (Multiple choice)

• A.One-stop deployment and operation and maintenance
• B.Customizable DevOps capabilities
• C.Flexible elastic scaling strategy
• D.High availability business is not interrupted

If the construction of a smart park involves a non-MQTT protocol for massive device access and management, the OceanConnect platform service shall be used first.

• A.False
• B.True