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AB-900 Exam Questions and Answers
| QUESTION: 1 |
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After successfully piloting the “Bid Review Agent,” you decide to keep it owned by the ops team but allow a broader set of salespeople to use it. Some stakeholders worry that sharing the agent will give everyone editing rights or silently change their default Copilot behaviour. You want to clarify what sharing from the Microsoft 365 Copilot app actually does. Which TWO statements about sharing an agent from the Microsoft 365 Copilot app are correct? Option A : A. Shared users can run the agent but cannot edit its configuration. Option B : B. Sharing an agent from the Copilot app replaces Copilot Chat for those users. Option C : C. You can stop sharing later by removing people in the Share panel. Option D : D. Sharing automatically connects the agent to external guest tenants in other organizations. |
| Correct Answer: A,C |
| QUESTION: 2 |
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An admin disables web search for Microsoft 365 Copilot for a group of finance users, based on the organization’s data protection policy. As a result, Copilot will for those users. Option A : A. move all prompts to a different tenant Option B : B. encrypt prompts using a different key Option C : C. stop logging prompts in audit trails Option D : D. avoid referencing public web content in responses |
| Correct Answer: D |
| QUESTION: 3 |
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What is the main difference between Work mode and Web mode in Microsoft 365 Copilot Chat?
Option A : A. Work mode uses public web data, while Web mode uses organizational work data. Option B : B. Work mode is only available in Teams, while Web mode is available in Word. Option C : C. Work mode grounds responses in your organizational work data, while Web mode grounds responses in public web data. Option D : D. There is no difference; both modes use the same data sources. |
| Correct Answer: C |
| QUESTION: 4 |
| A project manager at Contoso needs to create an updated client proposal in Word for the new fiscal year. Last year’s proposal is already stored in OneDrive and contains the approved structure, standard legal text, and pricing tables they want to reuse. They open a blank document, type “Create an updated proposal for FY26”, and Copilot produces something that looks generic and doesn’t reflect the prior proposal.
They want Copilot to generate a new document grounded in last year’s proposal so they don’t have to copy/paste sections manually. What should they do next? Option A : A. Start a blank file and just type “make this a proposal”. Option B : B. Use Copilot and add the prior RFP as a source. Option C : C. Copy the old document into an email and forward it to yourself. Option D : D. Rename the old file and send the link in chat. |
| Correct Answer: B |
| QUESTION: 5 |
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A marketing lead often returns to a few key Copilot conversations—such as “Launch messaging – APAC” and “Brand risk review”—but currently all their chats are called “New chat” with dates. They ask: |
| “What’s the simplest built-in step I should take right after an important session so I can quickly find it later in the Conversations list?”
To support this goal, they should . Option A : A. give the conversation a meaningful title by renaming it in Copilot Chat. Option B : B. turn off chat history personalization so Copilot forgets the conversation quickly. Option C : C. delete the conversation from the Conversations list so only brand-new chats remain visible. Option D : D. add the conversation to a Notebook instead because renaming doesn’t affect search at all. |
| Correct Answer: A |
| QUESTION: 6 |
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You are discussing Microsoft 365 Copilot with a colleague. The colleague asks which data Copilot uses to answer questions when using the Work scope. What should you tell your colleague? Option A : Copilot provides responses based only on the general knowledge that Copilot was trained on. Option B : Copilot provides responses based on all the data in your organization’s Microsoft 365 environment and the general knowledge that Copilot was trained on. Option C : Copilot provides responses based only on data that the user can access and the general knowledge that Copilot was trained on. Option D : Copilot provides responses based only on data that the user can access. |
| Correct Answer: C |
| QUESTION: 7 |
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An operations lead is using Microsoft 365 Copilot in Teams to summarize a busy incident chat before sending an update to the leadership channel. The chat is long, has side jokes, and includes a lot of back-and-forth. They want a concise summary for executives that highlights decisions, owners, and due dates they can paste directly into a status post. Which prompt is the best fit? |
| Option A : A. Summarize this chat for executives in 5 bullets with decisions, owners, and due dates Option B : B. Summarize this
Option C : C. Write a very long story about everything said here including every detail and side comment Option D : D. Explain this chat briefly |
| Correct Answer: A |
| QUESTION: 8 |
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Statement:
“Once Copilot memory is turned on, it permanently stores everything you type, can’t be turned off, and will override both your instructions and your organization’s security settings.” Is this statement accurate? Option A : A. True Option B : B. False |
| Correct Answer: B |