DBS-C01 Database Security Practice Question
Which THREE of the following are best practices for securing an Amazon Aurora MySQL database? (Select THREE.)
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
✓
Enable encryption at rest using AWS KMS.
Options A, B, and D are correct. Enabling encryption at rest with AWS KMS (A) protects data stored on disk. Audit logging (B) tracks database activity for security monitoring. IAM database authentication (D) provides a secure, managed method for access control without storing credentials. Option C is wrong because storing credentials in application code is insecure and violates best practices. Option E is wrong because disabling automated backups reduces data durability and recovery capabilities.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Enable encryption at rest using AWS KMS.
Why this is correct
Encryption at rest protects data if storage is compromised.
- ✓
Enable audit logging to track database activity.
Why this is correct
Audit logs help detect and investigate suspicious activity.
- ✗
Store database credentials in application code for simplicity.
Why it's wrong here
Embedding credentials in code is a security risk.
- ✓
Use IAM database authentication for access.
Why this is correct
IAM authentication provides centralized access control and avoids embedded passwords.
- ✗
Disable automated backups to reduce attack surface.
Why it's wrong here
Automated backups are important for recovery and do not increase attack surface.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This DBS-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 DBS-C01 exam.