Answer / Ujjwal Kumar

Migration strategies in AWS include: 1. Rehosting (Lift-and-Shift) - moving workloads as-is to the cloud without significant changes; 2. Replatforming - modifying applications to take advantage of cloud-specific features while maintaining compatibility with existing systems; 3. Refactoring - rewriting or rearchitecting applications for optimal cloud functionality; and 4. Repurchasing - replacing on-premises solutions with SaaS (Software as a Service) offerings.

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