DBS-C01 Database Security Practice Question
Network Topology
A database administrator runs the AWS CLI command shown in the exhibit. The administrator wants to enable encryption at rest for the RDS instance. What should the administrator do?
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
✓
Take a snapshot of the DB instance, copy the snapshot with encryption enabled, and restore a new instance.
To enable encryption on an unencrypted RDS instance, you must take a snapshot, copy the snapshot with encryption enabled, and restore a new encrypted instance. You cannot enable encryption on an existing instance (Option A is incorrect). Creating a new KMS key does not enable encryption on the existing instance (Option B is incorrect). Encryption is not controlled by a DB parameter group (Option C is incorrect). Only D is correct.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Modify the DB instance and set StorageEncrypted to true.
Why it's wrong here
Incorrect. You cannot enable encryption on an existing RDS instance by modifying it.
- ✗
Create a new KMS key and associate it with the DB instance.
Why it's wrong here
Incorrect. Creating a new KMS key does not enable encryption on an existing instance.
- ✗
Create a new DB parameter group with encryption enabled.
Why it's wrong here
Incorrect. Encryption is not enabled via a DB parameter group.
- ✓
Take a snapshot of the DB instance, copy the snapshot with encryption enabled, and restore a new instance.
Why this is correct
Correct. You must take a snapshot, copy it with encryption enabled, and restore a new instance.
Go deeper
Related to this question
About these practice questions
Courseiva writes every DBS-C01 question from scratch — 1,663 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
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.