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Microsoft AB-900 Exam Overview:
| Certification Vendor: | Microsoft |
|---|---|
| Exam Name: | Microsoft 365 Copilot and Agent Administration Fundamentals |
| Exam Number: | AB-900 |
| Certificate Validity Period: | 1 year |
| Real Exam Qty: | 40-60 |
| Exam Price: | $99 USD |
| Exam Format: | Multiple response, Case study, Multiple choice, Drag and drop |
| Available Languages: | Japanese, Chinese (Traditional), Russian, Portuguese (Brazil), Arabic (Saudi Arabia), German, French, English, Spanish, Chinese (Simplified), Italian, Indonesian (Indonesia), Korean |
| Related Certifications: | Microsoft 365 Certified: Copilot and Agent Administration Fundamentals |
| Exam Duration: | 45 minutes |
| Passing Score: | 700 |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online or at a test center |
| Pre Condition: | None |
| Official Syllabus URL: | https://learn.microsoft.com/en-us/credentials/certifications/resources/study-guides/ab-900 |
Microsoft AB-900 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Describe Microsoft 365 Copilot | 25% | - Identify the core components of Microsoft 365 Copilot
|
| Topic 2: Understand Microsoft 365 security, compliance, and privacy | 25% | - Understand Microsoft 365 security principles
|
| Topic 3: Describe Microsoft 365 agents | 15% | - Describe Microsoft 365 agents admin capabilities
|
| Topic 4: Understand cloud concepts | 15% | - Understand the benefits and considerations of cloud services
|
| Topic 5: Identify core features and objects of Microsoft 365 services | 20% | - Identify core objects of Microsoft 365 services
|
FAQs for Microsoft 365 Copilot & Agent Administration Fundamentals Candidates
The AB-900 exam leads to the Microsoft 365 Certified certification from Microsoft. It is positioned at the Fundamentals level. The exam validates the knowledge and skills expected of candidates preparing for Microsoft 365 Copilot & Agent Administration Fundamentals.
Related certifications include:
- Microsoft 365 Certified: Copilot and Agent Administration Fundamentals
The AB-900 exam includes 40-60 questions and allows 45 minutes. Before test day, divide the available time by the number of questions in a timed practice set to establish a steady per-question pace. If a difficult item starts consuming too much time, mark it for review and move forward instead of losing momentum. A full timed practice session can help you decide when to move on, when to return, and how much buffer to reserve for a final check.
The passing score for AB-900 is 700, and the official exam fee is $99 USD. Because a retake requires paying the exam fee again, use timed practice results as a readiness check before scheduling your next attempt. If your performance remains inconsistent, continue reviewing weak domains and repeat a timed session before booking the exam.
None
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The current AB-900 outline is organized into 5 top-level domains. The first listed areas include:
- Describe Microsoft 365 agents (15%)
- Describe Microsoft 365 Copilot (25%)
- Identify core features and objects of Microsoft 365 services (20%)
Review the Exam Topics section above for the complete outline and any nested subtopics.
Microsoft 365 Copilot & Agent Administration Fundamentals Sample Questions:
Select the answer that correctly completes the sentence.
If a user shares a Microsoft 365 Copilot agent, you can use ________ to block users from using the agent.
Correct Answer:

Explanation:
The Microsoft 365 admin center provides centralized governance over agents deployed or shared within an organization.
Microsoft documents that administrators can manage agent availability and lifecycle through the agent management interface. Administrators can navigate to Agents, select an agent, and use the Block action to prevent users from accessing the agent through applicable Microsoft 365 experiences.
Blocking an agent restricts its availability even when the agent was previously shared with other users. The exact affected application surfaces can depend on the agent ' s creation platform.
Microsoft Foundry provides AI agent development and orchestration capabilities. Microsoft Copilot Studio supports agent creation, customization, and publishing. The Power Apps portal focuses primarily on application development and management.
Therefore, the Microsoft 365 admin center is the correct centralized administrative tool for blocking access to a shared Copilot agent.
You are investigating a Microsoft Purview data loss prevention (DLP) alert.
You need to view the details of the alert and how it relates to other alerts.
What should you use?
- A. the Microsoft Entra admin center
- B. the Microsoft Intune admin center
- C. the Microsoft Defender portal
- D. the Microsoft 365 admin center
Correct Answer: C 🗳️
Explanation: Only visible for PracticeVCE members. You can sign-up / login (it's free).
Your company uses Microsoft 365 Copilot pay-as-you-go billing.
The company wants greater visibility into Copilot usage costs and the ability to forecast departmental spending.
You need to ensure that you can see Copilot costs by department.
What should you use? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
Correct Answer:

Explanation:
The correct selections are The Microsoft 365 admin center and A billing policy . Microsoft documents that Microsoft 365 Copilot pay-as-you-go is administered in the Microsoft 365 admin center , specifically under Copilot > Billing & usage , where admins create and manage billing policies . Microsoft explains that a billing policy defines the billing infrastructure for pay-as-you-go, including the Azure subscription and the set of users covered by that policy. That user scoping is what allows organizations to separate usage and spending by groups such as departments.
Microsoft also documents that billing policies support budgets , spending views , and monitoring current expenses for services linked to the policy. This supports the requirement for greater visibility into Copilot usage costs and forecasting departmental spending. By assigning different departments to different billing policies, the organization can track Copilot costs by department. The other listed features do not fit: auto- claim policy is unrelated to cost tracking, and Copilot connector is for external data grounding, not billing segmentation.
Your company plans to use Microsoft 365 Copilot.
You need to provide a user with the ability to use Microsoft 365 Copilot, including the Researcher and Analyst agent. What should you use?
- A. the Microsoft Purview portal
- B. the Microsoft Entra admin center
- C. the Microsoft Defender portal
- D. the Microsoft 365 admin center
Correct Answer: D 🗳️
Explanation: Only visible for PracticeVCE members. You can sign-up / login (it's free).
For each of the following statements, select Yes if the statement is true. Otherwise, select No. NOTE: Each correct selection is worth one point.
Correct Answer:

Explanation:
The correct selections are No, Yes, Yes . Statement 1 is No because Microsoft documents tenant controls for web search on or off , but not a general Microsoft 365 Copilot setting to block only selected websites for normal Copilot responses. Microsoft also says it doesn't recommend or support managing Copilot through selective URL or domain blocking at the network level. Website allow/block lists shown in Microsoft documentation apply to Researcher with Computer Use virtual-device settings, not to standard Microsoft
365 Copilot web grounding overall.
Statement 2 is Yes because Microsoft provides the Allow web search in Copilot policy in Cloud Policy service and in the Microsoft 365 admin center, which can disable web search for Microsoft 365 Copilot and Copilot Chat.
Statement 3 is Yes because Microsoft states that admins can block Researcher and Analyst , and agent governance includes a Block action. Microsoft also notes that for Researcher and Analyst, user scoping isn't edited through the usual panel; availability is managed by blocking the selected agent at the tenant level.
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