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Exam AB-900: Microsoft 365 Copilot and Agent Administration Fundamentals
Exam AB-900: Microsoft 365 Copilot and Agent Administration Fundamentals is the Microsoft Fundamentals-level certification exam for administrators who support, secure, and protect an AI-enabled Microsoft 365 environment, covering core Microsoft 365 services and security, data protection and governance with Microsoft Purview for Microsoft 365 Copilot, and basic administrative tasks for Copilot and agents; passing it earns the Microsoft 365 Certified: Copilot and Agent Administration Fundamentals certification.
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QuestionsTypically 40–60 questions; Microsoft does not publish an exact count for AB-900 and the number can vary by exam; unscored items may be included
Testing time45 minutes of exam time (65-minute seat time per Microsoft's duration table for Fundamentals exams)
ScoringPassing score of 700 or greater on a 1–1,000 scaled-score scale
Exam feePriced by the country or region in which the exam is proctored; no fixed USD amount is published on the official AB-900 page (Microsoft's exam FAQ publishes typical prices only for Associate/Expert exams, US$165, and directs candidates to the exam page for exact pricing)
Prep options
Study resources for AB-900
Independent prep
Courses and study resources
Exam overview
What to know before choosing your prep
- Who runs it
- Microsoft
- Category
- Enterprise Platforms
- Current version
- AB-900: Microsoft 365 Copilot and Agent Administration Fundamentals; skills measured as of July 22, 2026
- Where it applies
- Global
- Exam languages
- English
- Score scale
- 1–1,000 (scaled)
- Testing provider
- Pearson VUE (Certiport for students and educators)
- Format
- Computer-based, proctored; at a Pearson VUE test center or online with remote proctoring; may include interactive components
- Availability
- Year-round by appointment through Pearson VUE; scheduling allowed no more than 90 days in advance and a maximum of two Microsoft Certification exams scheduled at a time
- Results
- Results within minutes for most exams; score posted to the Microsoft Learn profile within 24 hours
- Remote testing
- Available
Exam structure
Single exam across three skills-measured areas: Identify the core features and objects of Microsoft 365 services (30–35%), Understand data protection and governance tasks for Microsoft 365 and Copilot (35–40%), and Perform basic administrative tasks for Copilot and agents (25–30%); question types are not disclosed in advance and may include interactive components
Where rules vary
Vendor certification exam delivered worldwide through Pearson VUE test centers and online proctoring; no country restriction stated; price varies by country/region of proctoring
Eligibility
No formal prerequisites; expected familiarity with Microsoft 365 core services, security, identity and access, data protection and governance, Microsoft 365 Copilot and agents, and the Exchange Online, SharePoint, Teams, Microsoft Entra, and Microsoft Purview admin centers
Retake policy
Retake allowed 24 hours after a failed first attempt; longer waiting periods for subsequent retakes