Question 187 of 1,711
DEA-C01 Data Security and Governance Practice Question
A data engineer needs to securely store database credentials used by a Lambda function. The solution must automatically rotate the credentials every 90 days. Which AWS service should the engineer use?
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 supports automatic rotation of secrets. Option A is wrong because CloudHSM is a hardware security module, not a secret store with rotation. Option B is wrong because Parameter Store does not natively rotate secrets. Option C is wrong because IAM Roles are for access to AWS services, not for storing database credentials.
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, not a managed secrets rotation service.
- ✗
AWS Systems Manager Parameter Store
Why it's wrong here
Parameter Store can store secrets but does not support automatic rotation.
- ✗
IAM Roles for Lambda
Why it's wrong here
IAM Roles grant permissions to Lambda but do not store database credentials.
- ✓
AWS Secrets Manager
Why this is correct
Secrets Manager provides automatic rotation of secrets.
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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Last reviewed: Jun 20, 2026
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.
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