Drag a concept onto its matching description — or click a concept then click the description.
Concepts
Matches
Email and calendaring
Document management and intranet
Chat, meetings, and collaboration
Personal cloud storage and file sync
MS-900 Describe Microsoft 365 apps and services Practice Question
Match each Microsoft 365 service to its primary purpose.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Microsoft Teams: Chat-based collaboration platform for real-time communication and teamwork.
Microsoft Teams is for chat and collaboration, SharePoint for document management and intranets, Exchange Online for email, and OneDrive for personal file storage. Common confusions include mixing Teams with SharePoint or Exchange with SharePoint.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Microsoft Teams: Chat-based collaboration platform for real-time communication and teamwork.
Why this is correct
Microsoft Teams is a hub for chat-based collaboration, providing persistent threads, VoIP meetings, and presence across desktop, web, and mobile. Its primary purpose is real-time communication and teamwork, leveraging connectors and tabs to surface other M365 services (e.g., SharePoint pages, OneDrive files) without replacing their underlying functions.
- ✓
SharePoint: Web-based platform for document management and intranet portals.
Why this is correct
SharePoint Server Online is a web-based platform designed for enterprise document management and intranet portals. It provides document libraries with version history, metadata, compliance policies, and granular permissions, and it enables site collections and communication sites that serve as the organization's intranet hub.
- ✗
Exchange Online: Platform for creating intranet sites and managing documents.
Why it's wrong here
This pairing is incorrect: Exchange Online is not about intranet sites or document management — those capabilities belong to SharePoint. Exchange Online is a cloud-hosted messaging and calendaring service built on Exchange Server, handling email transport, mailbox storage, and calendar scheduling with protocols such as MAPI/HTTP and Outlook on the web.
- ✓
OneDrive: Personal cloud storage for files accessible anywhere.
Why this is correct
OneDrive for Business offers personal cloud storage for work files, providing each user a private library synchronized across devices via the OneDrive sync client. It is distinct from SharePoint's team-centric sites because OneDrive is designed for individual files and sharing them selectively, whereas SharePoint manages shared intranet and team document repositories.
Go deeper
Related to this question
Learn chapter
OneDrive Sync Client and Known Folder Move
Key term
Collaboration
Collaboration in Microsoft 365 refers to the integrated tools and services that enable people to work together in real time, share information, and coordinate tasks from anywhere.
Key term
Microsoft Teams
Microsoft Teams is a collaboration platform that integrates chat, video meetings, file storage, and application integration into a single workspace, primarily used within the Microsoft 365 ecosystem.
About these practice questions
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This MS-900 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the MS-900 exam.