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Microsoft 365 Fundamentals MS-900 Practice Test

794 questions with instant explanations, domain breakdown, and wrong-answer analysis. Built for the real exam.

Instant feedback after each answer
Full explanations included
Domain score breakdown
Real exam: 60 min
Pass mark: 700/1000

This exam was retired by the vendor on March 31, 2026.

MS-900 can no longer be scheduled. The practice material below remains available for reference and for learners studying the underlying skills. See Microsoft's current fundamentals certifications

Sample questions with explanations

This is exactly what you see during practice — question, options, and a full explanation after you answer.

Q1Describe Microsoft 365 apps and serviceseasy
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Which TWO apps are included in Microsoft Viva?

AMicrosoft Stream
BMicrosoft Teams
Viva ConnectionsCorrect
DMicrosoft Power Automate

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 h…Read full explanation

A company with 500 Microsoft 365 E3 users wants to add the highest level of threat protection and advanced investigation capabilities for their security team. Which licensing add-on should they purchase?

Microsoft 365 E5 SecurityCorrect
BMicrosoft 365 E5 Compliance
CMicrosoft 365 E5
DMicrosoft Defender for Microsoft 365 Plan 2 only

Microsoft 365 E5 Security is the correct add-on because it bundles the highest level of threat protection (Microsoft Defender for Office 365 Plan 2, Microsoft Defender for Endpoint Plan 2, and Microsoft Defender for Identity) along with advanced investigation capabilities like au…Read full explanation

Q3Describe Microsoft 365 apps and servicesmedium
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A department asks for the Microsoft 365 service best suited for custom low-code business apps. Which service should they use? The design must avoid adding custom operational scripts.

AMicrosoft Defender for Endpoint
BMicrosoft Entra Privileged Identity Management
CMicrosoft Purview Compliance Manager
Power AppsCorrect

Power Apps is the correct choice because it is a low-code application development platform within Microsoft 365 that enables users to build custom business apps without writing traditional code. It provides pre-built templates, connectors to Microsoft and third-party services, an…Read full explanation

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