Which of the following cloud services can be integrated with Alibaba Cloud KMS (Key Managed Service)?
(Number of correct answers: 3)

• A.Elastic Compute Service (ECS)
• B.Object Storage Service (OSS)
• C.Relational Database Service (RDS)
• D.Server Load Balancer (SLB)

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What are the advantages of using Elastic Container Instance (ECI) to deploy applications compared with using ECS? (Number of correct answers; 2)

• A.Low maintenance, low costs
• B.Startup in seconds without the need to reserve resources
• C.Less significant visualization layer performance losses
• D.Stronger isolation between instances

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Which of the following features are unique to Alibaba Cloud Container Registry, as compared with Docker Hub? (Number of correct answers: 2)

• A.You can create and delete image repositories in different regions based on your needs.
• B.For source code hosted on websites outside China, Container Registry can use servers outside China to build Docker images, even when you are using a Container Registry instance in Mainland China.
• C.You can set your image repository access to public or private.
• D.Container Registry can automatically build new Docker images when source code changes.

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To meet data analytics requirements on large datasets, which of these databases can meet the demand for structured and semi-structured storage for almost all types of data, albeit with limited support for strong transactions?

• A.HBase
• B.TSDB
• C.OceanBase
• D.RDSMariaDB

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Serverless Workflow allows you to orchestrate distributed tasks in sequence, branch, and parallel modes, and ensure that tasks are reliably coordinated according to your workflow logic. Which of the following service integration modes is not supported by Serverless Workflow?

• A.Waiting for callback mode
• B.Asynchronous mode
• C.Synchronization mode
• D.Request response mode

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