MS-721: Collaboration Communications Systems Engineer
Engineer Microsoft Teams voice and rooms — Teams Phone PSTN connectivity, Direct Routing, auto attendants, emergency calling, meetings, and certified devices.
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Official Exam Details
| Duration | 120 minutes |
| Questions | 40–60 |
| Passing Score | 700 / 1000 |
| Exam Cost | $165 USD |
| Testing Provider | Pearson VUE |
| Validity | Renew annually (free via Microsoft Learn) |
| Question Types | Multiple choice, Multiple response, Drag-and-drop, Case study |
Domain Breakdown
| Domain | Questions |
|---|---|
| Plan and design collaboration communications systems | 60 |
| Configure and manage Teams meetings, webinars, and town halls | 45 |
| Configure and manage Teams Phone | 85 |
| Configure and manage Teams Rooms and devices | 60 |
Frequently Asked Questions
What is the passing score for the Collaboration Communications Systems Engineer exam?
The passing score for Collaboration Communications Systems Engineer (MS-721) is 700 / 1000. Our practice exams use an 80% threshold to help you build confidence before the real test.
How long is the Collaboration Communications Systems Engineer exam?
The official Collaboration Communications Systems Engineer exam is 120 minutes long. You can simulate this time pressure using our Exam Mode, which includes a countdown timer and auto-submit.
How much does the Collaboration Communications Systems Engineer exam cost?
The Collaboration Communications Systems Engineer certification exam costs $165 USD. You can prepare with our 250-question practice exam for just $9 (1 year access) — a fraction of the real exam fee.
How many questions are on the Collaboration Communications Systems Engineer exam?
The official Collaboration Communications Systems Engineer exam has 40–60 questions. Our practice bank includes 250 exam-style questions with detailed explanations covering all 4 domains.
How long is the Collaboration Communications Systems Engineer certification valid?
The Collaboration Communications Systems Engineer certification is valid for: Renew annually (free via Microsoft Learn). Plan your recertification early and use our practice exams to stay sharp.
Is the Collaboration Communications Systems Engineer practice exam worth it?
Yes — our 250-question practice exam includes three study modes (Study, Exam Simulation, and Flashcards with spaced repetition), detailed explanations for every answer, adaptive question selection, and progress tracking across all 4 domains. 20 practice questions are free with no account needed. Full access is $9 for 1 year.
How do I prepare for the Collaboration Communications Systems Engineer certification?
Start with Study Mode for instant feedback and concept learning. Switch to Exam Mode for timed practice under real conditions (120 minutes, 700 / 1000 to pass). Use Flashcards with spaced repetition to retain key facts long-term. Track your readiness score across all domains.
How does purchasing work?
Click "Unlock $9" above → pay securely via Stripe → receive a licence key instantly on screen (also emailed in your Stripe receipt). Enter the key on the practice page to unlock all 250 questions. No account needed. Each cert is purchased separately at $9 for 1 year of access.