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MS-721 Exam Questions & Answers

Collaboration Communications Systems Engineer  •  Microsoft

274 Questions 100 min Updated Sep 2026 99% Pass Rate
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Sample MS-721 Questions

Practice with real exam-style questions, each with the verified correct answer and explanation.

Q1 MultipleChoice

You have a Microsoft Teams Phone deployment that uses Direct Routing.

You plan to use Microsoft Power BI to analyze Call Quality Dashboard (CQD) data for the deployment.

You download the Power BI query templates for CQD from the Microsoft Download Center.

You need to use Power BI Desktop to review reports about PSTN calls that go through Direct Routing.

What should you do first?

Correct Answer: C
Explanation:

Before you can use these PBIT files, you'll need to Install the Power BI Connector for Microsoft CQD using the MicrosoftCallQuality.pqx file included in the download.


https://docs.microsoft.com/en-us/microsoftteams/cqd-power-bi-query-templates

Q2 MultipleChoice

You are adding new sites to your company.

The reporting team needs location-based reports in Microsoft Power B1 that include the subnet information of the new sites.

You need to add the information to Microsoft Teams.

What should you do?

Correct Answer: C
Q3 MultipleChoice

You have a Microsoft learns deployment.

You need to run a town hall that meets the following requirements:

* Additional client software or network hardware must NOT be required.

* Video content must be distributed without affecting network performance.

* Automatic site and VPN detection must be supported.

* Automatic NAT/firewall traversal must be supported.

What should you include in the recommendation?

Correct Answer: A
Q4 MultipleChoice

You are optimizing a network to better support voice and collaboration workloads in Microsoft Teams. When the users are at a specific corporate site, you need to prevent the users from adding video during calls. Solution: You run New-CsTeams-MeetingPolicy and set the -MediaBitRateKb parameter set to 1.

Does this meet the goal?

Correct Answer: B
Explanation:

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Q5 MultipleChoice

Your company has offices in Paris and London.

You are migrating from an on-premises PBX telephony solution to a Microsoft Teams Phone deployment that uses Direct Routing. You plan to use the existing telephony earner. The new solution will provide telephony services to users m both offices.

You need to recommend a solution that is the most resistant to possible failures. The solution must ensure that calls are routed through each user's respective office.

Which two actions should you include in the recommendation? Each correct answer presents part of the solution.

NOTE: Each correct selection is worth one point

Correct Answer: A, C

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Frequently Asked Questions

The MS-721 is Microsoft's Collaboration Communications Systems Engineer Expert certification exam that validates skills in designing, deploying, and managing Microsoft Teams and Skype for Business solutions. This certification demonstrates advanced expertise in collaboration and communications infrastructure.

Microsoft recommends that candidates have at least 5 years of professional experience with unified communications and collaboration platforms, though there are no strict formal prerequisites. It's also beneficial to have passed related certifications like MS-720 or have hands-on experience with Teams administration and deployment.

The MS-721 exam typically costs $165 USD, though pricing may vary by region and through different testing channels. Check the official Microsoft Learn or Pearson VUE websites for current pricing in your location.

The exam covers planning and designing Teams infrastructure, managing Teams environments, implementing security and compliance, managing chat and team collaboration, and optimizing voice solutions. It also includes topics on meetings, live events, and integrations with other Microsoft 365 services.

The MS-721 exam is 120 minutes long and typically contains between 40-60 questions in various formats including multiple choice, drag-and-drop, and case studies. The exact number of questions may vary as Microsoft uses adaptive testing technology.
Exam Details
  • Exam CodeMS-721
  • VendorMicrosoft
  • Total Questions274
  • Duration100 min
  • LanguageEnglish
  • Last UpdatedSep 2, 2026
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