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AB-900 Exam Practice Questions

Microsoft 365 Copilot and Agent Administration Fundamentals

AB-900 English PDF practice questions: 89 questions in source order, with options supported by the source format, answers and available explanations. Access covers this exam only. One-time payment; no automatic renewal.

Exam overview

For candidates learning Microsoft 365 administration fundamentals, Copilot, agents, identities, security and governance.

Exam code
AB-900
Official exam / credential
Microsoft 365 Copilot and Agent Administration Fundamentals
Exam format
Proctored assessment; interactive items may be included
Exam duration
45 minutes
Official exam languages
English, Arabic (Saudi Arabia), Japanese, Simplified Chinese, Traditional Chinese, Korean, German, French, Indonesian, Italian, Portuguese (Brazil), Russian, Spanish

Official exam languages and practice-question file languages are listed separately. Confirm the exam version and available languages when booking with the provider.

Official sources: Provider reference
Information checked: 2026-10-20

Supported languages

  • English
  • Simplified Chinese
Try before you buy

First 20 practice questions

89 total questions

Questions follow the source order. Expand each answer to see its explanation.

Disclaimer: All questions on ExamPico are compiled from internet sources and are provided for study reference only.

Question 11

Question#11Topic1

Your organization has a Microsoft 365 subscription.
You create a security group named Group1 and assign a Microsoft 365 E3 license to the group.
You discover that a user named User1 does NOT have access to the Microsoft 365 E3 features.
You need to ensure that User1 can access all the Microsoft 365 E3 features.
Which two actions can you perform? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.

  1. A. Add User1 to Group1.
  2. B. Assign a Conditional Access policy to Group1.
  3. C. Assign a Conditional Access policy to User1.
  4. D. Assign a license to User1.
Show answer and explanation

Answer

AD

Explanation

Group-based licensing requires membership in the licensed group, or you can assign the license directly to the user. Conditional Access does not grant licenses.

Question 12

Question#12Topic1

HOTSPOT -
Select the answer that correctly completes the sentence.
Question illustration

Show answer and explanation

Answer

C

Explanation

SharePoint administrators create and manage SharePoint sites from the SharePoint admin center.

Question 13

Question#13Topic1

Your organization has a Microsoft 365 subscription.

You discover that some users cannot sign in to Microsoft 365.

You need to view the failed Microsoft 365 sign-in attempts.

What should you use?

  1. A. the Microsoft Defender portal
  2. B. the Microsoft Entra admin center
  3. C. the Microsoft Purview portal
  4. D. the Microsoft 365 admin center
Show answer and explanation

Answer

B

Explanation

Failed sign-in attempts are reviewed in the Microsoft Entra admin center under Sign-in logs and related identity diagnostics.

Question 14

Question#14Topic1

HOTSPOT
-

Select the answer that correctly completes the sentence.

Question illustration

Show answer and explanation

Answer

A

Explanation

Eligible PIM roles must be activated before the privileged permissions can be used.

Question 15

Question#15Topic1

Your organization has a Microsoft 365 subscription that contains a Microsoft SharePoint site named Site1.

You need to prevent users from sharing the content of Site1 to external users.

What should you use?

  1. A. the Site1 content
  2. B. the SharePoint admin center
  3. C. the Microsoft 365 admin center
  4. D. the Microsoft Entra admin center
Show answer and explanation

Answer

B

Explanation

External sharing for SharePoint sites is controlled through sharing policies in the SharePoint admin center.

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