SAA-C03 Q120 · Migration

Question

A company wants to migrate its on-premises Oracle database to Amazon Aurora. The company wants to use a secure and encrypted network to transfer the data. Which combination of steps will meet these requirements? (Select TWO)

Accepted Answer

**Requirement 1: Migrate Oracle to Aurora (heterogeneous database migration)**

- Option B uses **AWS Schema Conversion Tool (SCT)** to convert Oracle schemas (stored procedures, views, functions) to Aurora-compatible format. Since Oracle → Aurora is a **heterogeneous migration** (different database engines), SCT is essential.
- **AWS DMS** then handles the actual data migration — replicating data from Oracle to Aurora with minimal downtime using continuous data replication (CDC).
- Together, SCT + DMS is the standard AWS approach for heterogeneous database migrations.

**Requirement 2: Secure and encrypted network**

- Option D uses **AWS Site-to-Site VPN**, which creates an **IPsec-encrypted tunnel** between the on-premises network and AWS VPC.
- All data traversing this VPN connection i

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