The answer is the Azure Instance Metadata Service (IMDS) endpoint at http://169.254.169.254/metadata/identity/oauth2/token. This is correct because managed identities in Azure rely on the IMDS, a well-known non-routable IP address available only from within the Azure environment, to securely obtain OAuth 2.0 tokens without storing any credentials in code or configuration. On the AZ-204 exam, this question tests your understanding of how Azure Functions with a system-assigned managed identity authenticate to downstream APIs—a core scenario for serverless applications. A common trap is confusing this with the Entra ID token endpoint (login.microsoftonline.com), which is used for client credentials flows without managed identity, or mistakenly thinking the function app’s own endpoint or the downstream API’s endpoint handles token acquisition. Remember the memory tip: “169.254 is the magic number for managed identity tokens—no keys, just metadata.”
AZ-204 Implement Azure security Practice Question
This AZ-204 practice question tests your understanding of implement azure security. 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.
Your application uses Azure Functions and needs to authenticate to a downstream API using OAuth 2.0. The function app uses a system-assigned managed identity. Which token endpoint should the function app call to get a token for the downstream API?
The managed identity endpoint (http://169.254.169.254/metadata/identity/oauth2/token) is the Azure Instance Metadata Service (IMDS) endpoint that provides tokens for managed identities. Option A is wrong because the Entra ID token endpoint is for client credentials flow without managed identity. Option B is wrong because the function app's own endpoint is irrelevant. Option D is wrong because the downstream API's endpoint is not for token acquisition.
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.
This is the IMDS endpoint used by managed identities to get tokens.
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.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this AZ-204 question in full detail.
Identify which AZ-204 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.
Implement Azure security — This question tests Implement Azure security — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: http://169.254.169.254/metadata/identity/oauth2/token — The managed identity endpoint (http://169.254.169.254/metadata/identity/oauth2/token) is the Azure Instance Metadata Service (IMDS) endpoint that provides tokens for managed identities. Option A is wrong because the Entra ID token endpoint is for client credentials flow without managed identity. Option B is wrong because the function app's own endpoint is irrelevant. Option D is wrong because the downstream API's endpoint is not for token acquisition.
What should I do if I get this AZ-204 question wrong?
Identify which AZ-204 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.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
This AZ-204 practice question is part of Courseiva's free Microsoft 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 AZ-204 exam.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.