What levels of high availability does Huawei Cloud RDS cloud database support? (Multiple choice)

• A.VPC level
• B.AZ level
• C.Region level
• D.Server level

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The Huawei Cloud microservice framework solution can provide online code hosting services in Git, supporting functions such as code management, branch management and CodeRevicm.

• A.TRUE
• B.FALSE

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HUAWEI CLOUD CCE cluster does not support automatic expansion and contraction of the master node of the cluster, but only supports automatic expansion and contraction of the Node of the cluster.

• A.FALSE
• B.TRUE

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A company has developed a microservice using AVA-Chassis and PHP offline, and now it needs to be connected to the ServiceStage platform. Which application access method is recommended?

• A.Mobile application
• B.Service Comb
• C.Web application
• D.Spring Cloud

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Because stand-alone RDS has certain limitations in processing large quantities of data, a company decided to use Huawei Cloud DDM distributed middleware + RDS instance to solve the problems of limited stand-alone RDS expansion capabilities and slow database response. Which of the following description about the advantages of DDM distributed middleware + RDS instance over stand-alone RDS are correct? (Multiple choice)

• A.separate read and write, the user can read the data in accordance with the pressure load for each RDS instance configuration - one or more read-only instance, improve query concurrency.
• B.Horizontal expansion, DDM supports new RDS instances without interrupting business, and horizontal expansion of storage space.
• C.Data distributed storage, DDM adopts a horizontal split method to split a single database with a large number of data records according to specified rules, and distributed storage to each partition.
• D.High performance, DDM instance associates multiple RDS nodes, and realizes parallel computing at the same time.

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