- A
Disable automatic rotation for the old secret version.
Why wrong: Secrets Manager manages versions automatically; disabling would break rotation.
- B
Set up CloudWatch alarms to monitor rotation failures.
Alerts on rotation failures help maintain security.
- C
Use a separate database user for rotation that has permissions to change passwords.
This allows the rotation function to update credentials without affecting active connections.
- D
Configure the Lambda rotation function to use a VPC endpoint for Secrets Manager.
Why wrong: Not required; the function can access Secrets Manager over the internet or via VPC endpoints.
- E
Grant the Lambda rotation function IAM permissions to read and update the secret.
Necessary for the function to manage the secret.
Question 1,235 of 1,750
Secure Secrets Manager Rotation Without Downtime — Best Practices | AWS DevOps Engineer Professional Explained
This DOP-C02 practice question tests your understanding of security and compliance. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A company is using AWS Secrets Manager to rotate database credentials automatically. The DevOps engineer needs to ensure that the rotation process is secure and does not cause downtime. Which THREE steps should the engineer take?
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
✓
Set up CloudWatch alarms to monitor rotation failures.
Option B is correct because CloudWatch alarms can monitor rotation failures and trigger alerts, ensuring issues are detected promptly. Option C is correct because using a separate database user for rotation allows the old credentials to remain valid while the new ones are being set, preventing downtime during the rotation process. Option E is correct because the Lambda rotation function needs IAM permissions to read and update the secret in Secrets Manager. Option A is incorrect: disabling automatic rotation for the old secret version is unnecessary; Secrets Manager automatically manages version staging during rotation. Option D is incorrect: while the Lambda function must reach Secrets Manager, using a VPC endpoint is not mandatory; the function can access Secrets Manager via the internet or a VPC endpoint, but this is not a required step for secure rotation.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Disable automatic rotation for the old secret version.
Why it's wrong here
Secrets Manager manages versions automatically; disabling would break rotation.
- ✓
Set up CloudWatch alarms to monitor rotation failures.
Why this is correct
Alerts on rotation failures help maintain security.
Related concept
Read the scenario before looking for a memorised answer.
- ✓
Use a separate database user for rotation that has permissions to change passwords.
Why this is correct
This allows the rotation function to update credentials without affecting active connections.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Configure the Lambda rotation function to use a VPC endpoint for Secrets Manager.
Why it's wrong here
Not required; the function can access Secrets Manager over the internet or via VPC endpoints.
- ✓
Grant the Lambda rotation function IAM permissions to read and update the secret.
Why this is correct
Necessary for the function to manage the secret.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
- Use explanations to understand the rule behind the answer.
TExam Day Tips
- Underline the problem statement mentally.
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.
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 |
What to study next
Got this wrong? Here's your next step.
Identify which DOP-C02 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
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Security and Compliance — study guide chapter
Learn the concepts, then practise the questions
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Security and Compliance practice questions
Targeted practice on this topic area only
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AWS Certified DevOps Engineer Professional DOP-C02 study guide
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FAQ
Questions learners often ask
What does this DOP-C02 question test?
Security and Compliance — This question tests Security and Compliance — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Set up CloudWatch alarms to monitor rotation failures. — Option B is correct because CloudWatch alarms can monitor rotation failures and trigger alerts, ensuring issues are detected promptly. Option C is correct because using a separate database user for rotation allows the old credentials to remain valid while the new ones are being set, preventing downtime during the rotation process. Option E is correct because the Lambda rotation function needs IAM permissions to read and update the secret in Secrets Manager. Option A is incorrect: disabling automatic rotation for the old secret version is unnecessary; Secrets Manager automatically manages version staging during rotation. Option D is incorrect: while the Lambda function must reach Secrets Manager, using a VPC endpoint is not mandatory; the function can access Secrets Manager via the internet or a VPC endpoint, but this is not a required step for secure rotation.
What should I do if I get this DOP-C02 question wrong?
Identify which DOP-C02 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 20, 2026
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