MS-900 Describe Microsoft 365 apps and services Practice Test 20 — 15 Questions

Question 1

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 2

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 3

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 4

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 5

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 6

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 7

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 8

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 Microsoft Entra ID 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 9

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 10

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 11

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

Question 12

Which FOUR Microsoft 365 services are part of the Microsoft Defender XDR suite?

Accepted Answer

Microsoft Defender for Endpoint. Microsoft Defender XDR is the unified extended detection and response suite that natively correlates signals across four Defender workloads. Option A, Microsoft Defender for Endpoint, is correct because it is the endpoint detection and response (EDR) pillar that surfaces device alerts and integrates into the XDR incident queue. Option B, Microsoft Defender for Cloud Apps, is correct because it is the Cloud App Security (CASB) component that feeds SaaS and cloud-app telemetry into Defender XDR. Option D, Microsoft Defender for Office 365, is correct because it protects email, collaboration, and Office apps (phishing, malware, URL detonation) and shares incidents with the suite. Option E, Microsoft Defender for Identity, is correct because it monitors on-premises Active Directory signals (DC sensors) to detect identity-based attacks and is a native XDR pillar. Option C, Microsoft Sentinel, is not part of Defender XDR; it is a separate cloud-native SIEM/SOAR product that can ingest Defender XDR incidents but is licensed and managed independently.

Answer

Microsoft Sentinel

Question 13

Which TWO apps are included in Microsoft Viva?

Accepted Answer

Viva Connections. Viva Connections is a core app within Microsoft Viva that provides a personalized employee experience dashboard, integrating company news, resources, and tasks directly into Microsoft Teams. Viva Insights is another core app that offers data-driven privacy-protected insights to help employees improve productivity and well-being. Both are explicitly part of the Microsoft Viva employee experience platform.

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Microsoft Stream

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Microsoft Teams

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Microsoft Power Automate

Question 14

Refer to the exhibit. A SharePoint admin is reviewing a policy JSON snippet. Which statement accurately describes the effect of this policy?

Accepted Answer

External sharing is completely disabled.. The policy JSON snippet sets the 'sharingCapability' to 'Disabled', which completely disables external sharing for the SharePoint environment. This means no external users can be invited, and any existing external sharing links will cease to function. The 'expirationTime' value of 30 days is irrelevant because sharing is disabled entirely.

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External sharing is allowed only for existing guests who expire in 30 days.

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External sharing is allowed but guests expire after 30 days.

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External sharing is allowed but only for users in the same tenant.

Question 15

Refer to the exhibit. A SharePoint admin views site properties in JSON format. What type of site is this?

Accepted Answer

Team site (group-connected). The JSON output includes the 'GroupId' property, which is a GUID that uniquely identifies the Microsoft 365 Group associated with the site. This property is only present on team sites that are connected to a Microsoft 365 Group (group-connected team sites). Communication sites and classic team sites do not have a GroupId, and hub sites are a site association feature, not a site template.

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Communication site

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Classic team site

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Hub site