CV0-004 Deployment Practice Question
A company is migrating a 50 TB on-premises SQL Server database to Amazon RDS for MySQL with minimal downtime. The schema must be converted from SQL Server to MySQL. Which combination of AWS services should the cloud architect use?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
AWS DMS and AWS Schema Conversion Tool (SCT)
AWS DMS can migrate data with minimal downtime using CDC. Schema Conversion Tool (SCT) converts the schema from SQL Server to MySQL. DMS then performs the ongoing replication.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
AWS DMS and AWS Schema Conversion Tool (SCT)
Why this is correct
DMS handles migration and replication; SCT converts schema.
- ✗
AWS Database Migration Service (DMS) only
Why it's wrong here
DMS alone does not convert schema between different database engines.
- ✗
AWS Snowball and AWS DMS
Why it's wrong here
Snowball is for offline data transfer, not schema conversion.
- ✗
AWS DataSync and AWS Schema Conversion Tool (SCT)
Why it's wrong here
DataSync is for file storage, not databases.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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