An organization is migrating a 10 TB Oracle database to Amazon Aurora PostgreSQL. They need to perform a near-zero downtime migration and require a tool that can handle continuous data replication during the cutover. Which service should they use?

Direct Answer (Verified)Reviewed by Sunny (Senior Cloud Engineer)

Correct Answer: AWS Database Migration Service (DMS)

AWS DMS supports both full-load and Change Data Capture (CDC) to keep the target database in sync with the source until the final cutover, minimizing downtime....

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Real Exam ScenarioAmazon RDS

An organization is migrating a 10 TB Oracle database to Amazon Aurora PostgreSQL. They need to perform a near-zero downtime migration and require a tool that can handle continuous data replication during the cutover. Which service should they use?

✓ Correct Answer & ExplanationAmazon RDS

Correct Answer

AWS Database Migration Service (DMS)

Why This Answer Is Correct

AWS DMS supports both full-load and Change Data Capture (CDC) to keep the target database in sync with the source until the final cutover, minimizing downtime.

📚 What This Question Tests

This question evaluates your knowledge of Amazon RDS — a core concept tested in AWS Certified Solutions Architect – Professional (SAP-C02). Understanding Amazon RDS is essential for designing scalable, secure, and cost-effective cloud architectures. Mastery of this topic will help you answer scenario-based questions confidently on exam day.