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

An online education platform, EduLearn, wants to migrate its legacy student grading application to the AWS Cloud. The migration team decides to move the application's virtual machines directly to Amazon EC2 as-is, without altering any application code or configuration, to ensure a quick transition. Which migration strategy does this action represent?

  1. RehostingAnswer
  2. B
    Replatforming
  3. C
    Refactoring
  4. D
    Repurchasing

Answer

Rehosting
The correct answer is Rehosting. Rehosting, often referred to as 'lift-and-shift,' is a strategy where applications are migrated to the cloud without any modifications to their architecture or code, allowing for a fast and low-risk migration. In this scenario, moving the student grading application's virtual machines directly to Amazon EC2 without alterations is a classic example of Rehosting.

Step-by-Step Solution

1
Analyze the migration requirements in the scenario.
The platform wants to move the application's virtual machines to Amazon EC2 as-is, without making any modifications to the code or configurations.
Identifying the level of modification is the key to determining the correct 6 Rs migration strategy.
2
Map the level of modification to the standard AWS migration strategies.
Moving applications as-is without code modifications aligns with the definition of Rehosting (lift-and-shift).
Rehosting is characterized by zero changes to the application code, focusing on speed and simplicity of migration.

Key Concept

AWS Cloud Migration Strategies (6 Rs) - Rehosting
Estimated Time:45s
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Topics

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

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