Huawei
H13-821_V3.0 · Question #64
H13-821_V3.0 Question #64: Real Exam Question with Answer & Explanation
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Question
His company has deployed a small system in the offline IDC computer room, and recently needs to migrate to the Huawei Cloud environment. When the business was deployed, resources were limited and the operation and maintenance personnel were familiar with the deployment architecture. The operation and maintenance personnel used 5 physical hosts to complete the service deployment. In order to improve the utilization rate of the host during business deployment, multiple modules are deployed in each physical host, and web and message middleware, applications and databases are deployed on the same host. When migrating business to the cloud, which of the following methods is the best choice for operation and maintenance personnel?
Options
- ASort out the open ports of the offline business system, set up an appropriate security group
- BTake advantage of the characteristics of diverse services and flexible resources on the cloud,
- CAfter the business is migrated to the cloud, in order to facilitate maintenance, the operation and
- DBased on the perspective of convenient architecture and maintenance, directly follow the offline
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