AI-103 Plan And Manage AN Azure AI Solution Practice Question
You need to implement token-based authentication using Azure AD (Microsoft Entra ID) for a Python application consuming an Azure OpenAI resource. Which authorization header format must your application use to authenticate successfully?
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
✓
Authorization: Bearer <access_token>
When using Microsoft Entra ID authentication for Azure AI services, requests must include a Bearer token obtained from the token endpoint, formatted as Authorization: Bearer <access_token>.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Authorization: API-Key <api_key_value>
Why it's wrong here
API-Key is used for key-based authentication, not Microsoft Entra ID token-based authentication.
- ✗
X-MS-Token: <access_token>
Why it's wrong here
X-MS-Token is not a standard header for Azure AI service token authentication.
- ✓
Authorization: Bearer <access_token>
Why this is correct
Microsoft Entra ID tokens require the Bearer scheme in the Authorization header.
- ✗
Ocp-Apim-Subscription-Key: <access_token>
Why it's wrong here
This header is used for subscription key authentication.
About these practice questions
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Microsoft exam blueprint
This AI-103 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 AI-103 exam.