MS-900 Describe Microsoft 365 apps and services Practice Test 18 — 15 Questions

Question 1

A company uses Microsoft 365 E5 licenses. The security team wants to automatically remediate advanced threats detected on endpoints without manual intervention. Which Microsoft 365 service should they use?

Accepted Answer

Microsoft Defender XDR. Microsoft Defender XDR (Extended Detection and Response) is the correct service because it provides automated investigation and remediation capabilities for advanced threats detected on endpoints. It uses AI-driven playbooks to automatically contain or remove threats without manual intervention, which aligns directly with the security team's requirement.

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Microsoft Intune

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Microsoft Purview

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Microsoft Sentinel

Question 2

A sales team needs to collaborate on documents in real time, track changes, and co-author using familiar desktop tools. Which Microsoft 365 app should they use?

Accepted Answer

Microsoft Word. Microsoft Word is the correct choice because it is the desktop app that natively supports real-time co-authoring, change tracking, and simultaneous editing by multiple users. These features are built into Word for Microsoft 365, allowing teams to collaborate on documents using the familiar desktop interface without needing to switch to a web or mobile app.

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Microsoft Teams

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Microsoft OneNote

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Microsoft Planner

Question 3

A financial services firm must comply with regulatory requirements that prevent accidental sharing of sensitive customer data via email. They need to automatically detect and block emails containing credit card numbers sent to external recipients. Which Microsoft 365 service should they configure?

Accepted Answer

Microsoft Purview. Microsoft Purview (formerly Microsoft 365 Compliance) includes Data Loss Prevention (DLP) policies that can automatically detect sensitive data types, such as credit card numbers, in emails and block them from being sent to external recipients. This directly addresses the regulatory requirement to prevent accidental sharing of sensitive customer data via email.

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Microsoft Defender XDR

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Microsoft Intune

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Microsoft Entra ID

Question 4

A user wants to access their work files from a personal laptop without installing any Microsoft 365 Apps. Which web-based service allows them to view and edit documents in a browser?

Accepted Answer

Microsoft 365 for the web. Microsoft 365 for the web (formerly Office Web Apps) provides browser-based versions of Word, Excel, PowerPoint, and OneNote, enabling users to view and edit documents without installing any local applications. This service is accessed through a web browser on any device, including a personal laptop, and requires only an internet connection and a valid Microsoft 365 subscription.

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Microsoft OneDrive

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Microsoft Teams

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Microsoft SharePoint

Question 5

A hospital uses Microsoft 365 and wants to enable secure messaging between doctors and nurses that supports compliance with health data regulations. Which Microsoft 365 service provides encrypted, compliant messaging?

Accepted Answer

Microsoft Teams. Microsoft Teams supports encrypted messaging and compliance with health data regulations like HIPAA through features such as data encryption at rest and in transit, Data Loss Prevention (DLP) policies, and eDiscovery. It provides secure communication channels for healthcare professionals while meeting regulatory requirements for protected health information (PHI).

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Microsoft Yammer

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Microsoft Viva

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Microsoft Bookings

Question 6

An organization wants to use AI to summarize long email threads and suggest replies in Outlook. Which Microsoft 365 feature provides this capability?

Accepted Answer

Microsoft Copilot for Microsoft 365. Microsoft Copilot for Microsoft 365 integrates AI directly into Outlook to summarize long email threads and generate suggested replies. It uses large language models and the Microsoft Graph to analyze conversation context, extract key points, and draft responses, all within the user's mailbox. This is the only Microsoft 365 feature designed specifically for these natural language processing tasks in Outlook.

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Microsoft Editor

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Microsoft Search

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Microsoft Viva Insights

Question 7

A marketing team needs to create a dashboard that shows real-time sales data from Dynamics 365 and customer feedback from social media. Which Microsoft 365 service should they use to build this dashboard?

Accepted Answer

Microsoft Power BI. Microsoft Power BI is the correct service because it is designed to connect to multiple data sources, including Dynamics 365 for real-time sales data and social media APIs for customer feedback, and then create interactive, real-time dashboards. It provides built-in connectors, real-time streaming datasets, and the ability to publish dashboards for team-wide access, making it the ideal tool for this marketing requirement.

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Microsoft Power Automate

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Microsoft SharePoint

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Microsoft Power Apps

Question 8

A user is trying to access Microsoft 365 services but is prompted for additional verification via a phone call. Which Microsoft 365 feature is enforcing this?

Accepted Answer

Microsoft Entra ID. Microsoft Entra ID (formerly Azure AD) is the identity and access management service that enforces Conditional Access policies. When a user is prompted for additional verification via a phone call, it means a Conditional Access policy requiring multi-factor authentication (MFA) has been triggered. Entra ID evaluates the sign-in risk, user location, or device compliance and then invokes MFA through the Microsoft Authenticator service, which can deliver a phone call as one of the verification methods.

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Microsoft Purview

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Microsoft Defender XDR

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Microsoft Intune

Question 9

A company wants to securely share a large video file (2 GB) with an external partner without using email attachments. Which Microsoft 365 service should they use?

Accepted Answer

Microsoft OneDrive. Microsoft OneDrive is the correct choice because it allows sharing large files (up to 250 GB per file) via secure, expiring links with external users, without relying on email attachments. It integrates with Azure AD for access control and supports granular permissions like view or edit, making it ideal for ad-hoc external file sharing.

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Microsoft SharePoint

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Microsoft Teams

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Microsoft Stream

Question 10

Which TWO Microsoft 365 services can be used to create and manage custom business applications without writing code?

Accepted Answer

Microsoft Power Apps. Microsoft Power Apps is a low-code platform that enables users to build custom business applications through a visual designer with drag-and-drop components, requiring no traditional coding. It integrates seamlessly with Microsoft Dataverse and other data sources, allowing rapid creation of apps for mobile and web. This makes it a correct answer for creating and managing custom business applications without code.

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Microsoft Power Automate

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Microsoft Power BI

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Microsoft Lists

Question 11

Which THREE Microsoft 365 apps are included in Microsoft 365 Business Basic?

Accepted Answer

Microsoft Teams. Microsoft 365 Business Basic is a cloud-only subscription that includes web and mobile versions of Office apps, not desktop clients. Microsoft Teams is included as the core collaboration hub, providing chat, video conferencing, and file sharing. SharePoint is also included for document management and intranet sites, and Word (web) is available as a browser-based word processor.

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Microsoft Excel (desktop)

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Microsoft Visio

Question 12

Which TWO Microsoft 365 compliance features are available in Microsoft Purview to help organizations manage and protect sensitive data?

Accepted Answer

Data Lifecycle Management. Data Lifecycle Management (B) is correct because it enables organizations to govern their data through retention policies and retention labels, automatically retaining or deleting content based on regulatory requirements. Data Loss Prevention (DLP) (E) is correct because it identifies, monitors, and protects sensitive data across Microsoft 365 services (Exchange, SharePoint, OneDrive, Teams) by applying policies that prevent unauthorized sharing or leakage.

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Microsoft Defender for Cloud Apps

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Microsoft Entra ID Protection

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Microsoft Defender XDR

Question 13

A company uses Microsoft Viva Insights to improve employee wellbeing. The HR team wants to identify which teams frequently work after 8 PM. Which Viva Insights feature should they use?

Accepted Answer

Viva Insights. Microsoft Viva Insights provides personalized wellbeing and productivity analytics, including the ability to analyze collaboration patterns such as after-hours work. The HR team can use the 'Workplace Analytics' feature within Viva Insights to query and report on teams that frequently work after 8 PM, leveraging data from Microsoft 365 signals like email and meeting timestamps.

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Viva Learning

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Viva Topics

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Viva Connections

Question 14

A company is deploying Microsoft Teams Rooms for its meeting rooms. They need to ensure that room calendars are automatically updated when a meeting is booked via Outlook. Which Microsoft 365 service enables this integration?

Accepted Answer

Exchange Online. Exchange Online is the correct answer because it provides the mailbox and calendar infrastructure that Microsoft Teams Rooms relies on. When a meeting is booked via Outlook, the Exchange Online calendar processes the booking and automatically updates the room's calendar, enabling the Teams Rooms device to display the meeting details. This integration uses the Exchange Web Services (EWS) or REST APIs to synchronize calendar events between Outlook and the room resource mailbox.

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Microsoft Intune

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Microsoft Teams

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SharePoint Online

Question 15

A sales team uses Microsoft Copilot for Sales to draft emails. To ensure Copilot uses the most relevant customer data from Dynamics 365, what must be configured?

Accepted Answer

Dynamics 365 records. Copilot for Sales relies on Dynamics 365 records to access customer data such as contacts, accounts, and opportunities. By configuring the appropriate Dynamics 365 records, Copilot can retrieve the most relevant information to draft personalized emails. Without this configuration, Copilot lacks the necessary data source to generate context-aware content.

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Microsoft Teams channels

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Exchange Online mailboxes

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Microsoft Viva Topics