← SOA-C02·Amazon Web Services

Question 688 of 1,546

Security and Compliance →easyMultiple SelectObjective-mapped

SOA-C02 Security and Compliance Practice Question

This SOA-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.

Which TWO measures help protect an AWS account root user? (Choose two.)

A
Use the root user regularly for administrative tasks.
Why wrong: Root user should be used only for limited tasks; daily use increases risk.
B
Create an access key for the root user for programmatic access.
Why wrong: Access keys for root user are discouraged because they cannot be restricted.
C
Grant other IAM users full administrator access.
Why wrong: This is a best practice to avoid root user usage, but it is not a direct measure for protecting root user.
D
Use a strong, complex password for the root user.
A strong password reduces the risk of unauthorized access.
E
Enable multi-factor authentication (MFA) for the root user.
MFA adds an extra layer of security.

Full breakdown with real-world context →

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

✓

Use a strong, complex password for the root user.

Options D and E are correct. Using a strong, complex password and enabling MFA for the root user are essential security measures to protect the account. Option A is incorrect because using the root user regularly increases the risk of compromise; it should be used only for tasks that require root privileges. Option B is incorrect because creating an access key for the root user exposes long-term credentials that can be misused; root user access keys should be avoided. Option C is incorrect because granting other IAM users full administrator access does not directly protect the root user; it reduces dependency on the root user but is not a security measure for the root user itself.

Key principle: Authentication proves identity; authorization controls what that identity can do after login. Both must work for full privileged access.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

✗
Use the root user regularly for administrative tasks.
Why it's wrong here
Root user should be used only for limited tasks; daily use increases risk.
✗
Create an access key for the root user for programmatic access.
Why it's wrong here
Access keys for root user are discouraged because they cannot be restricted.
✗
Grant other IAM users full administrator access.
Why it's wrong here
This is a best practice to avoid root user usage, but it is not a direct measure for protecting root user.
✓
Use a strong, complex password for the root user.
Why this is correct
A strong password reduces the risk of unauthorized access.
Related concept
Authentication checks who the user is.
✓
Enable multi-factor authentication (MFA) for the root user.
Why this is correct
MFA adds an extra layer of security.
Related concept
Authentication checks who the user is.

Common exam traps

Common exam trap: authentication is not authorization

Logging in proves the user can authenticate. It does not automatically mean the user is allowed to enter privileged or configuration mode. Watch for AAA authorization, privilege level and command authorization details.

Detailed technical explanation

How to think about this question

This kind of question is testing the difference between identity and permission. A user may successfully log in to a router because authentication is working, but still fail to enter configuration mode because authorization is missing, misconfigured or mapped to a lower privilege level.

KKey Concepts to Remember

Authentication checks who the user is.
Authorization controls what the user is allowed to do after login.
Privilege levels affect access to EXEC and configuration commands.
AAA, TACACS+ and RADIUS can separate login success from command access.

TExam Day Tips

Do not assume successful login means full administrative access.
Look for words such as cannot enter configuration mode, privilege level, authorization or command access.
Separate login problems from permission problems before choosing the answer.

Key takeaway

Authentication proves identity; authorization controls what that identity can do after login. Both must work for full privileged access.

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.

What to study next

Got this wrong? Here's your next step.

Review Cisco AAA concepts — authentication, authorization, and accounting. Study privilege levels (0–15), command authorization under TACACS+, and how RADIUS differs. Then practise related SOA-C02 questions on access control and AAA configuration.

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FAQ

Questions learners often ask

What does this SOA-C02 question test?

Security and Compliance — This question tests Security and Compliance — Authentication checks who the user is..

What is the correct answer to this question?

The correct answer is: Use a strong, complex password for the root user. — Options D and E are correct. Using a strong, complex password and enabling MFA for the root user are essential security measures to protect the account. Option A is incorrect because using the root user regularly increases the risk of compromise; it should be used only for tasks that require root privileges. Option B is incorrect because creating an access key for the root user exposes long-term credentials that can be misused; root user access keys should be avoided. Option C is incorrect because granting other IAM users full administrator access does not directly protect the root user; it reduces dependency on the root user but is not a security measure for the root user itself.

What should I do if I get this SOA-C02 question wrong?

What is the key concept behind this question?

Authentication checks who the user is.

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