CV0-004 Deployment Practice Question
A company is migrating an on-premises MySQL database to Azure SQL Database using Azure Database Migration Service. They want minimal downtime. Which migration mode should they choose?
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
✓
Online migration with continuous sync
Azure DMS offers online migration mode that uses CDC to replicate ongoing changes, allowing near-zero downtime. Offline mode requires stopping writes during migration.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Bulk copy
Why it's wrong here
Bulk copy is a general data transfer method, not a DMS migration mode.
- ✗
Offline migration
Why it's wrong here
Offline migration involves downtime during data transfer.
- ✓
Online migration with continuous sync
Why this is correct
Correct. Online mode uses CDC to minimize downtime.
- ✗
Schema conversion only
Why it's wrong here
Schema conversion does not migrate data.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CV0-004 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CV0-004 exam.