PAS-C01 Migration Practice Question
A company is migrating an on-premises SAP ERP system to AWS. The system uses a large Oracle database. The migration must minimize downtime. Which AWS service should be used for the database 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 (DMS)
AWS DMS can migrate databases with minimal downtime by using ongoing replication. Option A is incorrect because AWS SMS is designed for server migration, not database migration. Option B is incorrect because AWS Application Migration Service (MGN) is also for server migration. Option C is incorrect because AWS Schema Conversion Tool (SCT) assists with schema and code conversion but is not a full database migration service. Option D is correct because AWS Database Migration Service (DMS) can migrate Oracle databases to AWS with minimal downtime using continuous 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 Server Migration Service (SMS)
Why it's wrong here
SMS is for server migration, not database.
- ✗
AWS Application Migration Service (MGN)
Why it's wrong here
MGN is for server migration, not database.
- ✗
AWS Schema Conversion Tool (SCT)
Why it's wrong here
SCT converts schemas, not migrate data with minimal downtime.
- ✓
AWS Database Migration Service (DMS)
Why this is correct
DMS supports minimal downtime migration with ongoing replication.
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Written by Johnson Ajibi, MSc IT Security
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This PAS-C01 practice question is part of Courseiva's free Amazon Web Services 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 PAS-C01 exam.