This AZ-204 practice question tests your understanding of implement azure security. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. A key principle to apply: application permissions are granted directly to the application, not a user.. 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 background service must call Microsoft Graph without a signed-in user. Which Microsoft identity platform permission model is required? The team wants the control to be enforceable during normal operations.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Application permissions with client credentials flow
Option D is correct because the scenario requires an unattended background service to call Microsoft Graph without a signed-in user. Application permissions, combined with the client credentials flow (OAuth 2.0 grant type), allow the service to authenticate as itself using a client ID and client secret or certificate, obtaining an access token with pre-authorized application-level permissions. This model enforces control during normal operations because the permissions are granted directly to the application and cannot be delegated by a user, ensuring consistent access regardless of user presence.
Key principle: Application permissions are granted directly to the application, not a user.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
Password hash synchronization
Why it's wrong here
Password hash synchronization is an identity sync method, not an API permission model.
✗
Delegated permissions only
Why it's wrong here
Delegated permissions require a signed-in user.
✗
Device code flow
Why it's wrong here
Device code flow is for user sign-in on input-constrained devices.
✓
Application permissions with client credentials flow
Why this is correct
Application permissions allow daemon apps to act as themselves without a user context.
Related concept
Application permissions are granted directly to the application, not a user.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse delegated permissions (which require a user) with application permissions (which do not), and mistakenly choose the device code flow thinking it works without a user, when in fact it still requires interactive user authentication.
Detailed technical explanation
How to think about this question
The client credentials flow uses the OAuth 2.0 client credentials grant (RFC 6749 section 4.4), where the service authenticates directly to the Azure AD token endpoint (https://login.microsoftonline.com/{tenant}/oauth2/v2.0/token) using its client ID and a client secret or certificate. The returned access token contains the application's identity and the application permissions granted via admin consent, which are enforced by Microsoft Graph as scopes like 'https://graph.microsoft.com/.default'. A subtle behavior is that the token is issued only if the application has been pre-configured with the required application permissions and an admin has granted consent; otherwise, the token request fails with an 'invalid_grant' or 'consent_required' error.
KKey Concepts to Remember
Application permissions are granted directly to the application, not a user.
Client credentials flow is used by daemon apps to authenticate themselves.
No signed-in user is required for application permissions with client credentials flow.
Administrator consent is typically required to grant application permissions.
TExam Day Tips
→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
Application permissions are granted directly to the application, not a user.
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.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this AZ-204 question in full detail.
Review application permissions are granted directly to the application, not a user., then practise related AZ-204 questions on the same topic to reinforce the concept.
Implement Azure security — This question tests Implement Azure security — Application permissions are granted directly to the application, not a user..
What is the correct answer to this question?
The correct answer is: Application permissions with client credentials flow — Option D is correct because the scenario requires an unattended background service to call Microsoft Graph without a signed-in user. Application permissions, combined with the client credentials flow (OAuth 2.0 grant type), allow the service to authenticate as itself using a client ID and client secret or certificate, obtaining an access token with pre-authorized application-level permissions. This model enforces control during normal operations because the permissions are granted directly to the application and cannot be delegated by a user, ensuring consistent access regardless of user presence.
What should I do if I get this AZ-204 question wrong?
Review application permissions are granted directly to the application, not a user., then practise related AZ-204 questions on the same topic to reinforce the concept.
What is the key concept behind this question?
Application permissions are granted directly to the application, not a user.
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