- A
AWS Database Migration Service
DMS supports minimal downtime migrations via CDC.
- B
AWS Schema Conversion Tool
Schema Conversion Tool helps with schema changes, often used with DMS.
- C
AWS DataSync
Why wrong: DataSync is for file storage, not databases.
- D
AWS Snowball
Why wrong: Snowball is for offline data transfer, not suitable for minimal downtime.
- E
S3 Transfer Acceleration
Why wrong: S3 Transfer Acceleration is for S3 uploads, not database migration.
Question 20 of 997
CV0-004 Deployment Practice Question
This CV0-004 practice question tests your understanding of deployment. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A cloud administrator is planning to migrate a large on-premises database (several TB) to Amazon RDS with minimal downtime. Which TWO AWS services should be considered for this migration?
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 Database Migration Service
AWS Database Migration Service (DMS) can perform online migrations with minimal downtime using CDC. Schema Conversion Tool helps convert database schema if needed.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
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 Database Migration Service
Why this is correct
DMS supports minimal downtime migrations via CDC.
Related concept
Read the scenario before looking for a memorised answer.
- ✓
AWS Schema Conversion Tool
Why this is correct
Schema Conversion Tool helps with schema changes, often used with DMS.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
AWS DataSync
Why it's wrong here
DataSync is for file storage, not databases.
- ✗
AWS Snowball
Why it's wrong here
Snowball is for offline data transfer, not suitable for minimal downtime.
- ✗
S3 Transfer Acceleration
Why it's wrong here
S3 Transfer Acceleration is for S3 uploads, not database migration.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
- Use explanations to understand the rule behind the answer.
TExam Day Tips
- Underline the problem statement mentally.
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A practitioner preparing for the CV0-004 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Got this wrong? Here's your next step.
Identify which CV0-004 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
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FAQ
Questions learners often ask
What does this CV0-004 question test?
Deployment — This question tests Deployment — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: AWS Database Migration Service — AWS Database Migration Service (DMS) can perform online migrations with minimal downtime using CDC. Schema Conversion Tool helps convert database schema if needed.
What should I do if I get this CV0-004 question wrong?
Identify which CV0-004 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: Jul 4, 2026
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.
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