QuestionQ302

Content Domain 3: Cloud Technology and Services

A company is planning to migrate applications to the AWS Cloud. During a system audit, the company finds that its content management system (CMS) application is incompatible with cloud environments.

Which migration strategies will help the company to migrate the CMS application with the LEAST effort?

Choose two
  • A Retire
  • B Rehost
  • C Repurchase
  • D Replatform
  • E Refactor
Explanation

The stated incompatibility rules out a true lift-and-shift, since Rehost by definition moves the application unchanged, which is not possible for a workload that cannot run in a cloud environment at all. Refactor would resolve the incompatibility but demands the most redevelopment effort, and Retire abandons the application rather than migrating it, so neither satisfies the requirement. Repurchase (replacing it with a cloud-native or SaaS CMS) and Replatform (making the minimal changes needed to run the workload in the cloud) both work around the incompatibility while requiring comparatively little engineering effort.

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