AB-900 study plan

Week 1chapters 1–5 · about 9 hours Done

• Read these chapters:
  • 1. Microsoft 365 tenants, licences and the Microsoft 365 admin center
  • 2. Exchange Online, SharePoint and Teams objects
  • 3. Zero Trust, authentication, authorisation and threat protection
  • 4. Microsoft Entra ID: identities, access, sign-ins and audit
  • 5. Microsoft Purview: information protection, classification, DLP and retention
• After each chapter, cover its key takeaways and explain each one out loud. Re-read any you can’t.
• Free study notes for this week: Full Access, Send As and Send on Behalf mailbox permissions, Zero Trust: the three principles and the technology pillars, Conditional Access policies: signals, decisions and enforcement, Identity Secure Score in Microsoft Entra ID.
• Look up any unfamiliar term in the AB-900 glossary.

Exam skill areas this week: 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%

Week 2chapters 6–9 · about 8 hours Done

• Read these chapters:
  • 6. How Copilot uses data: Microsoft Graph, protections and responsible AI
  • 7. Finding data risks with Microsoft Purview tools
  • 8. Oversharing in SharePoint and SharePoint Advanced Management
  • 9. Administering Microsoft Copilot and agents
• After each chapter, cover its key takeaways and explain each one out loud. Re-read any you can’t.
• Free study notes for this week: SharePoint data access governance reports, Restricted access control for SharePoint sites, Researcher, Analyst and custom agents in Microsoft Copilot, Copilot pay-as-you-go billing policies.
• Look up any unfamiliar term in the AB-900 glossary.

Exam skill areas this week: Understand data protection and governance tasks for Microsoft 365 and Copilot · 35–40%Perform basic administrative tasks for Copilot and agents · 25–30%

Week 3review Done

• Go back through every chapter’s key takeaways. Anything you can’t explain without looking, re-read that section.
• Re-read the common-trap callouts: they mark the answers that look right but aren’t.
• Check the exam coverage map against Microsoft’s own outline, in case it has changed since the book was checked.
• Take Microsoft’s free practice assessment, if your exam has one, from the official AB-900 study guide page. Revisit the chapters behind any weak area.
• Try the exam sandbox to get used to the exam’s screens and question formats.
• Get the free exam-day checklist and work through it a few days before your exam.

Week 1chapters 1–2 · about 4 hours Done

• Read these chapters:
  • 1. Microsoft 365 tenants, licences and the Microsoft 365 admin center
  • 2. Exchange Online, SharePoint and Teams objects
• After each chapter, cover its key takeaways and explain each one out loud. Re-read any you can’t.
• Free study notes for this week: Full Access, Send As and Send on Behalf mailbox permissions.
• Look up any unfamiliar term in the AB-900 glossary.

Exam skill areas this week: Identify the core features and objects of Microsoft 365 services · 30–35%

Week 2chapters 3–4 · about 4 hours Done

• Read these chapters:
  • 3. Zero Trust, authentication, authorisation and threat protection
  • 4. Microsoft Entra ID: identities, access, sign-ins and audit
• After each chapter, cover its key takeaways and explain each one out loud. Re-read any you can’t.
• Free study notes for this week: Zero Trust: the three principles and the technology pillars, Conditional Access policies: signals, decisions and enforcement, Identity Secure Score in Microsoft Entra ID.
• Look up any unfamiliar term in the AB-900 glossary.

Exam skill areas this week: Identify the core features and objects of Microsoft 365 services · 30–35%

Week 3chapters 5–6 · about 4 hours Done

• Read these chapters:
  • 5. Microsoft Purview: information protection, classification, DLP and retention
  • 6. How Copilot uses data: Microsoft Graph, protections and responsible AI
• After each chapter, cover its key takeaways and explain each one out loud. Re-read any you can’t.
• Look up any unfamiliar term in the AB-900 glossary.

Exam skill areas this week: Understand data protection and governance tasks for Microsoft 365 and Copilot · 35–40%

Week 4chapters 7–8 · about 3 hours Done

• Read these chapters:
  • 7. Finding data risks with Microsoft Purview tools
  • 8. Oversharing in SharePoint and SharePoint Advanced Management
• After each chapter, cover its key takeaways and explain each one out loud. Re-read any you can’t.
• Free study notes for this week: SharePoint data access governance reports, Restricted access control for SharePoint sites.
• Look up any unfamiliar term in the AB-900 glossary.

Exam skill areas this week: Understand data protection and governance tasks for Microsoft 365 and Copilot · 35–40%

Week 5chapter 9 · about 3 hours Done

• Read chapter:
  • 9. Administering Microsoft Copilot and agents
• After each chapter, cover its key takeaways and explain each one out loud. Re-read any you can’t.
• Free study notes for this week: Researcher, Analyst and custom agents in Microsoft Copilot, Copilot pay-as-you-go billing policies.
• Look up any unfamiliar term in the AB-900 glossary.

Exam skill areas this week: Perform basic administrative tasks for Copilot and agents · 25–30%

Week 6review Done

• Go back through every chapter’s key takeaways. Anything you can’t explain without looking, re-read that section.
• Re-read the common-trap callouts: they mark the answers that look right but aren’t.
• Check the exam coverage map against Microsoft’s own outline, in case it has changed since the book was checked.
• Take Microsoft’s free practice assessment, if your exam has one, from the official AB-900 study guide page. Revisit the chapters behind any weak area.
• Try the exam sandbox to get used to the exam’s screens and question formats.
• Get the free exam-day checklist and work through it a few days before your exam.