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Key Facts: MS-721 Exam
100 min
Assessment Time
Microsoft Learn
700/1000
Passing Score
Microsoft Learn
$165
Exam Fee (US)
Microsoft 2026
4
Skill Domains
MS-721 study guide (April 28, 2026)
12 mo
Renewal Cadence
Microsoft Learn
Pearson VUE
Exam Provider
Microsoft Learn
MS-721 is a 100-minute Microsoft Associate-level proctored exam scored on a 100-1000 scale with 700 to pass. It covers four domains: Plan and design (20-25%), Teams meetings/webinars/town halls (15-20%), Teams Phone (30-35%), and Teams Rooms and devices (20-25%). The exam costs $165 USD and the certification renews annually for free on Microsoft Learn.
Sample MS-721 Practice Questions
Try these sample questions to review concepts for the MS-721 exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 243+ question experience with AI tutoring.
1A company with offices in 12 countries needs PSTN connectivity in regions where Microsoft does not offer Calling Plans. The IT team wants the simplest model with carrier-managed numbers integrated directly into Teams. Which option should you recommend?
2You are designing PSTN connectivity for a customer that needs to keep its existing carrier contracts and on-premises SBCs. Which solution preserves both?
3Which license is required for a user to be enabled for Microsoft Teams Phone with PSTN calling using Direct Routing?
4A customer wants users in remote branches to keep making and receiving PSTN calls if the WAN link to Microsoft 365 is down. Which Direct Routing component should you plan?
5You must recommend a meeting type for a 5,000-attendee company-wide event with one-way broadcast, structured Q&A, and produced video. Which option fits best?
6Which feature requires a Teams Premium license to be assigned to the meeting organizer?
7A healthcare clinic needs to deliver scheduled video visits to patients with SMS reminders, a virtual lobby, and a branded waiting experience. Which feature should you plan?
8You are planning Teams Phone for a contact-center-style use case where many employees share a small pool of phone numbers and outbound calling is occasional. Which model is most cost effective?
9A customer needs to send and receive SMS to and from US Calling Plan numbers in Teams. What must be true?
10For dynamic emergency calling in Teams, what is the role of the Location Information Service (LIS)?
About the MS-721 Exam
MS-721 is the certification exam for the Microsoft 365 Collaboration Communications Systems Engineer Associate. It validates the ability to plan, deploy, configure, maintain, and troubleshoot Microsoft Teams Phone, Teams meetings/webinars/town halls, and Teams Rooms and certified devices using the Teams admin center, Pro Management portal, PowerShell, and Call Quality Dashboard.
Exam sponsor: Microsoft (delivered by Pearson VUE). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Questions
50 questions
Time Limit
100 minutes
Passing Score
700 / 1000
Reported exam pass rate: N/A. Microsoft does not publish official pass rates Exam sponsor website
Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Official sources
- Microsoft 365 Certified: Collaboration Communications Systems Engineer Associate
- MS-721 Study Guide (Microsoft Learn)
- Microsoft Learn free practice assessment for MS-721
- Microsoft Teams admin documentation
- Microsoft Teams Phone documentation
- Microsoft Call Quality Dashboard
- Exam MS-721 Details
- Microsoft Exam Duration and Experience
- Microsoft Exam Retake Policy
- Microsoft Certification Renewal
- Microsoft Certification Exam Prices
Our practice resources: topics covered
We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.
Plan and design collaboration communications systems
Plan Teams meetings, Teams Phone and PSTN connectivity (Calling Plans, Operator Connect, Direct Routing, Teams Phone Mobile, Shared Calling), Teams-certified device solutions including Teams Rooms platforms and CVI/Direct Guest Join, and prepare the network with QoS, Network Assessment Tool, Network planner, eCDN, and CQD tenant data upload.
Configure and manage Teams meetings, webinars, and town halls
Create and manage meeting policies, templates, recording/transcription for Copilot, Audio Conferencing bridges, webinar registration and roles, town hall production with eCDN, and virtual appointments with Teams Premium.
Configure and manage Teams Phone
Configure dial plans, calling/call park/caller ID/IP phone/voicemail/mobility/compliance recording policies, auto attendants and call queues with resource accounts, emergency calling and dynamic location with LIS, phone number assignment with Set-CsPhoneNumberAssignment, group call pickup, simultaneous ring, delegation, private lines, and Direct Routing including SBC, voice routes, PSTN usages, LBR, LMO, and trunk translation rules.
Configure and manage Teams Rooms and devices
Manage Teams Rooms with the Pro Management portal, Intune, and AOSP/MDEP device management; configure Teams Rooms on Android, Teams Rooms on Windows, SIP Gateway, common area phones, panels, and shared devices; enable HDMI ingest, content cameras, casting, proximity join, room remote, hot desking, AI features, and bookable desks for BYOD spaces.
Preparing for the MS-721 Exam
What You Need to Know
- Passing score: 700 / 1000
- Exam length: 50 questions
- Time limit: 100 minutes
- Exam / certification fees: $165 USD Official sources
Using Our Practice Resources
- Work through all 243 available questions
- Review every answer and explanation
- Track weak areas and revisit them
- Use our AI tutor for tough concepts
MS-721: Suggested Study Strategy
Frequently Asked Questions
What is the MS-721 exam format?
MS-721 is a proctored Microsoft Associate-level exam delivered online or at Pearson VUE test centers. The assessment is timed at 100 minutes and may include multiple-choice, multiple-response, drag-and-drop, case studies, and other interactive items.
What does MS-721 cover?
MS-721 covers four domains: Plan and design collaboration communications systems (20-25%), Configure and manage Teams meetings, webinars, and town halls (15-20%), Configure and manage Teams Phone (30-35%), and Configure and manage Teams Rooms and devices (20-25%).
How much does the MS-721 exam cost?
The MS-721 exam costs $165 USD in the United States. Pricing varies by country and region. A first retake is permitted 24 hours after a failed attempt, with longer waits for subsequent retakes.
What is the passing score for MS-721?
Microsoft uses a scaled score from 100 to 1000 with 700 required to pass. The number of items and exact scoring can vary because Microsoft does not publish a fixed item count.
Are there prerequisites for MS-721?
There are no enforced prerequisites. Microsoft recommends candidates have a fundamental understanding of networking, telecommunications, audio/visual and meeting room technologies, identity and access management, and hands-on Teams administration experience.
How does MS-721 certification renewal work?
The Microsoft 365 Certified: Collaboration Communications Systems Engineer Associate certification expires after 12 months. You can renew it for free by passing an online assessment on Microsoft Learn before it expires.