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Everything needed to plan for the Copilot & Agent Admin Fundamentals (AB-900) (AB-900) exam: number of questions, time limit, passing score, and the official domain weightings. For the study checklist itself, see the AB-900 study guide.
Copilot & Agent Admin Fundamentals (AB-900) (AB-900) is a Foundational level Microsoft certification exam with about 50 questions in 45 minutes, requiring a scaled score of 700 to pass. It covers 3 official domains: Understand data protection and governance tasks for Microsoft 365 and Copilot (38%); Identify the core features and objects of Microsoft 365 services (33%); Perform basic administrative tasks for Copilot and agents (28%).
Exam code
AB-900
Questions
~50
Time limit
45 min
Passing score
700
Official domains
3
Level
Foundational
Provider
Microsoft
Practice questions
300+ on CertStud
| Domain | Weight | What it covers |
|---|---|---|
| Understand data protection and governance tasks for Microsoft 365 and Copilot | 38% | Microsoft Purview, sensitivity labels, DLP, Insider Risk, Copilot data access, oversharing |
| Identify the core features and objects of Microsoft 365 services | 33% | Microsoft 365 admin center, Exchange Online, SharePoint, Teams, Microsoft Entra, Zero Trust, authentication |
| Perform basic administrative tasks for Copilot and agents | 28% | Copilot licensing, usage monitoring, agent creation, approval, and lifecycle management |
Percentages reflect published official domain weightings. Prerequisite knowledge and current scoring rules are confirmed on the Microsoft exam page before booking.
The AB-900 exam has approximately 50 questions. Question counts can vary slightly between deliveries, so treat 50 as the planning figure rather than a fixed number.
Candidates get about 45 minutes to complete the AB-900 exam, which works out to roughly 1 minute(s) per question at 50 questions.
The AB-900 exam requires a scaled score of 700 to pass. Scores are reported on a scaled rather than a raw percentage basis, so a passing result does not correspond to a simple count of correct answers.
The AB-900 exam covers 3 official domains: Identify the core features and objects of Microsoft 365 services (33%), Understand data protection and governance tasks for Microsoft 365 and Copilot (38%), Perform basic administrative tasks for Copilot and agents (28%).
Understand data protection and governance tasks for Microsoft 365 and Copilot carries the heaviest weighting on the AB-900 exam at 38% of the exam. Microsoft Purview, sensitivity labels, DLP, Insider Risk, Copilot data access, oversharing
AB-900 is the exam code for Copilot & Agent Admin Fundamentals (AB-900) (Microsoft 365 Certified: Copilot and Agent Administration Fundamentals), a Foundational level Microsoft certification exam covering 3 domains.
The AB-900 exam reports a scaled score of 700 on a scaled score. Plan for roughly 50 questions across 45 minutes, weighted by domain: 38% Understand data protection and governance tasks for Microsoft 365 and Copilot, 33% Identify the core features and objects of Microsoft 365 services, 28% Perform basic administrative tasks for Copilot and agents.
CertStud offers free AB-900 practice questions with detailed explanations, plus full-length practice exams and flashcards at https://certstud.com/certifications/microsoft/ab-900. Start with 10 free questions at https://certstud.com/try-free.