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Microsoft 365 Fundamentals MS-900 Practice Test

985 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%

Sample questions with explanations

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

Q1Describe cloud conceptseasy
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A company is evaluating moving its on-premises infrastructure to a cloud environment. They want a service that provides virtual machines, storage, and networking capabilities while retaining full control over the operating system and applications. Which cloud service model best meets this requirement?

ASoftware as a Service (SaaS)
BPlatform as a Service (PaaS)
Infrastructure as a Service (IaaS)Correct
DPrivate Cloud

Infrastructure as a Service (IaaS) provides virtualized computing resources, including virtual machines, storage, and networking, over the internet. The customer retains full administrative control over the operating system, applications, and middleware, while the cloud provider …Read full explanation

Q2Describe Microsoft 365 apps and serviceseasy
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A marketing team needs to collaboratively create and edit documents in real time, share files securely, and track version history. Which Microsoft 365 service should they primarily use?

AMicrosoft Teams
BOneDrive for Business
SharePoint OnlineCorrect
DMicrosoft Viva Engage

SharePoint Online is the correct choice because it is designed for team collaboration with real-time co-authoring, granular permission-based file sharing, and built-in version history that tracks every change. Unlike OneDrive, which is optimized for individual file storage and sh…Read full explanation

Q3Describe security, compliance, privacy, and trust in Microsoft 365medium
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An organization is concerned about data leakage from sensitive emails. They want to enforce encryption on emails containing financial information automatically. Which Microsoft 365 solution should they configure?

AData Loss Prevention (DLP) policies
Microsoft Purview Message EncryptionCorrect
CMicrosoft Purview Information Protection (Microsoft Purview Information Protection)
DExchange Online Protection (EOP)

Microsoft Purview Message Encryption (Option B) is the correct solution because it enables organizations to send and receive encrypted email messages, and it can be configured with mail flow rules to automatically encrypt emails containing sensitive financial information. This se…Read full explanation

Untimed Practice

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Exam-style questions

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