Not sure where to start?
Take the 24-question diagnostic
About 8 minutes, untimed. Every domain gets a band and you get a study-first list; misses go straight into your flashcard reviews.
Timed mock exam
Take a full-length Microsoft 365 Copilot & Agent Administration Fundamentals practice test
Questions weighted across every domain, on the clock — with a per-domain score breakdown when you finish.
Exam domains
Each category's percentage is its approximate weight on the Microsoft 365 Copilot & Agent Administration Fundamentals exam. The bars track your mastery — terms you've marked “I know this” or recalled from flashcards.
Exam Domains
100%The three AB-900 domains, in study-guide order. Percentages reflect each domain's approximate weight on the exam.
- Data Protection & Governance for Copilot20 terms
The largest domain: understand Microsoft Purview's information-protection, DLP, insider-risk, and data-lifecycle capabilities and how Copilot accesses and is governed against data. Includes DSPM for AI, eDiscovery content search, responsible AI, and detecting SharePoint oversharing.
- Microsoft Purview Essentials for Copilot · 10 terms
- Copilot Data Access and Oversharing Governance · 10 terms
- Core Microsoft 365 Services & Identity19 terms
Recognize the everyday objects and admin centers of Microsoft 365 (users, groups, mailboxes, sites, teams) and the platform's identity and security foundations. Covers licensing, the major admin centers, Zero Trust, Entra, conditional access, and core threat-protection concepts.
- Core Objects and Admin Centers · 7 terms
- Security and Identity Foundations · 12 terms
- Copilot & Agent Administration22 terms
Hands-on administration of Microsoft 365 Copilot and agents: licensing models, enabling/disabling features, usage and adoption monitoring, prompt management, and the agent lifecycle. Covers Researcher, Analyst, and custom agents plus the admin centers used to manage them.
- Copilot and Agents: Core Concepts · 9 terms
- Copilot Administration, Billing, and Governance · 11 terms