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Difficulty: MediumUnderstand the benefits of and strategies for migration to the AWS Cloud

Horizon Media Group plans to migrate its legacy on-premises content management system (CMS). To reduce operational overhead, the company decides to decommission the self-managed system and transition to a commercial third-party CMS subscription delivered as a Software-as-a-Service (SaaS) application. Which migration strategy is Horizon Media Group using for this transition?

  1. A
    Rehosting
  2. B
    Replatforming
  3. RepurchasingAnswer
  4. D
    Refactoring

Answer

Repurchasing
The correct strategy is Repurchasing. This strategy (also known as 'drop and shop') involves abandoning the existing legacy application and purchasing a license or subscription for a new product, commonly a Software-as-a-Service (SaaS) solution, to replace the old application.

Step-by-Step Solution

1
Analyze the migration scenario details.
The company is decommissioning its legacy on-premises CMS and transitioning to a commercial third-party CMS subscription delivered as Software-as-a-Service (SaaS).
To identify which of the 6 Rs migration strategies is being applied.
2
Compare the scenario against the definition of the 6 Rs migration strategies.
Decommissioning an application and replacing it with a SaaS subscription is the definition of Repurchasing.
To select the correct strategy and rule out other strategies like Rehosting, Replatforming, and Refactoring.

Key Concept

Repurchasing (Drop and Shop) Migration Strategy
Estimated Time:1m 0s
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Topics

Understand the benefits of and strategies for migration to the AWS Cloud

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