DEA-C01 Data Security and Governance Practice Question
A company wants to securely store database credentials used by a Lambda function. Which AWS service should be used to store and rotate the credentials automatically?
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 Secrets Manager
AWS Secrets Manager is designed for storing secrets and provides automatic rotation. Systems Manager Parameter Store can store secrets but does not natively support automatic rotation for database credentials. KMS is for encryption keys, not storing secrets. CloudHSM is for hardware security modules.
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 CloudHSM
Why it's wrong here
CloudHSM provides hardware security modules for key storage, not for secret rotation.
- ✓
AWS Secrets Manager
Why this is correct
Secrets Manager is designed for storing secrets and supports automatic rotation of database credentials.
- ✗
AWS Key Management Service (KMS)
Why it's wrong here
KMS is for managing encryption keys, not for storing secrets.
- ✗
AWS Systems Manager Parameter Store
Why it's wrong here
Parameter Store can store secrets but does not provide automatic rotation for database credentials out of the box.
Quick reference
Cloud Service Model Comparison
| Model | You Manage | Provider Manages | Examples |
|---|---|---|---|
| IaaS | OS, runtime, apps, data | Hardware, hypervisor, networking | EC2, Azure VMs, GCP Compute Engine |
| PaaS | Apps and data | OS, runtime, middleware, hardware | Elastic Beanstalk, Azure App Service |
| SaaS | Data and settings only | Everything else | Microsoft 365, Salesforce, Workday |
| FaaS / Serverless | Function code only | Infra, scaling, runtime | Lambda, Azure Functions, Cloud Run |
| CaaS | Containers and apps | Kubernetes, OS, hardware | EKS, AKS, GKE |
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This DEA-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 DEA-C01 exam.