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    Free Practice Questions for Microsoft 365 Certified: Copilot and Agent Administration Fundamentals (AB-900) Certification

    Exam guide version:
    October 14, 2026
    Guide checked for updates:
    9 Oct 2026
    Question bank created:
    28 Apr 2026
    Question bank last updated:
    12 Oct 2026

    Study with 350 exam-style practice questions designed to help you prepare for the Microsoft 365 Certified: Copilot and Agent Administration Fundamentals (AB-900). All questions are aligned with the latest exam guide and include detailed explanations to help you master the material.

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    Exam Details

    Key information about Microsoft 365 Certified: Copilot and Agent Administration Fundamentals (AB-900)

    Official study guide

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    • Multiple choice
    • Matching
    • True/False
    • Fill in the blank
    level:

    Fundamentals

    target audience:

    Candidates familiar with Microsoft 365, including core services, security, identity and access, data protection, and governance, along with Microsoft 365 Copilot and agents. Familiarity with admin centers for Exchange Online, SharePoint, Teams, Microsoft Entra, and Microsoft Purview, plus experience with AI-driven productivity tools and modern IT management practices.

    Exam Topics & Skills Assessed

    Skills measured (from the official study guide)

    1: Identify the core features and objects of Microsoft 365 services

    1.1: Identify the core objects of Microsoft 365 services

    Explain how license types assigned to users and groups affect access to Microsoft 365 features Explore the organization configurations by using the Microsoft 365 admin center (domain names and org settings) Identify the appropriate objects to configure by using the Exchange admin center (mailboxes and distribution groups) Identify the appropriate objects to configure by using the SharePoint admin center (sites, libraries, and folders) Identify the appropriate roles and permissions for sites in SharePoint in Microsoft 365 Identify the appropriate objects to configure by using the Teams admin center (teams, channels, and policies)

    1.2: Understand the Microsoft 365 security principles

    Explain the core Zero Trust principles Understand authorization Understand authentication methods Understand threat protection and intelligence Understand features and capabilities of Microsoft Defender XDR

    1.3: Identify the core security features of Microsoft 365 services

    Understand features and capabilities of Microsoft Entra ID Understand conditional access policies Understand the purpose and benefits of SSO Identify the appropriate security object to use in an organization (users and groups) Identify the appropriate tools to troubleshoot common sign-in issues (multifactor authentication [MFA], conditional access, and risky sign-ins) Interpret Identity Secure Score in Microsoft Entra ID Use the appropriate tools to review audit logs for user and admin activity Identify the role of Privileged Identity Management (PIM) in an organization Understand App registrations and Enterprise applications

    2: Understand data protection and governance tasks for Microsoft 365 and Copilot

    2.1: Understand Microsoft Purview

    Understand features and capabilities of Microsoft Purview Information Protection, Microsoft Purview Data Loss Prevention (DLP), Microsoft Purview Insider Risk Management, Microsoft Purview Communication Compliance, Microsoft Purview Data Security Posture Management (DSPM) for AI, and Microsoft Purview Data Lifecycle Management Identify the use cases for sensitivity labels in Microsoft Purview Understand data classification in Microsoft Purview Understand retention

    2.2: Understand data security implications of Copilot

    Understand how Copilot accesses data Understand how Microsoft Graph influences Copilot responses Understand how Copilot uses permissions and other controls in Microsoft 365, Microsoft Purview, and Microsoft Defender to protect against risks Understand responsible AI principles

    2.3: Identify data protection and governance risks for Microsoft 365 and Copilot

    Identify compliance risks and recommendations by using Microsoft Purview Compliance Manager Identify sensitive information by using Microsoft Purview Data Explorer Identify risks by using Insider Risk Management Identify and respond to alerts generated by Microsoft Purview DLP Identify policy violations generated by Communication Compliance Identify user activities reported by Microsoft Purview activity explorer Discover and manage AI activity by using DSPM for AI Search for files and emails by using Content search in Microsoft Purview eDiscovery

    2.4: Identify and monitor oversharing in SharePoint in Microsoft 365

    Identify the tools to troubleshoot oversharing in an organization Run a data access governance report in SharePoint Understand features and capabilities of SharePoint Advanced Management, including restricted access control

    3: Perform basic administrative tasks for Copilot and agents

    3.1: Understand features and capabilities of Copilot and agents

    Compare the built-in capabilities of Copilot and agents Compare Copilot monthly license model to pay-as-you-go, including SharePoint Identify which Copilot features can be enabled or disabled Identify use cases for Researcher Identify use cases for Analyst Identify use cases for custom agents

    3.2: Perform basic administrative tasks for Copilot

    Assign Copilot licenses Monitor and manage Copilot pay-as-you-go billing policies Monitor Copilot usage and adoption, including Copilot Analytics and the Microsoft 365 admin center Manage prompts, including saving, sharing, scheduling, and deleting

    3.3: Perform basic administrative tasks for agents

    Identify how to configure user access to agents Create an agent Understand approval process for agents Monitor agents, including usage, operational insights, and agent lifecycle, by working with the Microsoft 365 admin center and the Microsoft Power Platform admin center

    Techniques & products

    Microsoft 365 services
    Microsoft 365 admin center
    Exchange Online admin center
    SharePoint in Microsoft 365 admin center
    Teams admin center
    Zero Trust principles
    Authorization
    Authentication methods
    Threat protection and intelligence
    Microsoft Defender XDR
    Microsoft Entra
    Conditional access policies
    Single Sign-On (SSO)
    Multifactor authentication (MFA)
    Risky sign-ins
    Identity Secure Score
    Audit logs
    Privileged Identity Management (PIM)
    App registrations
    Enterprise apps
    Microsoft Purview
    Microsoft Purview Information Protection
    Microsoft Purview Data Loss Prevention (DLP)
    Microsoft Purview Insider Risk Management
    Microsoft Purview Communication Compliance
    Microsoft Purview Data Security Posture Management (DSPM) for AI
    Microsoft Purview Data Lifecycle Management
    Sensitivity labels
    Data classification
    Retention
    Copilot
    Microsoft Graph
    Responsible AI principles
    Microsoft Purview Compliance Manager
    Microsoft Purview Data Explorer
    Microsoft Purview activity explorer
    Microsoft Purview eDiscovery
    Content search
    SharePoint Advanced Management
    Restricted site access
    Agents
    Copilot Analytics
    Microsoft Power Platform admin center

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