Free MS-721 Mock Exam – Practice Online Confidently

Increase your chances of passing the Microsoft MS-721 exam questions on your first try. Practice with our free online MS-721 exam mock test designed to help you prepare effectively and confidently.

Exam Code: MS-721
Exam Questions: 263
Collaboration Communications Systems Engineer
Updated: 20 Feb, 2026
Question 1

Which of the following devices can be used as a remote device to control a Microsoft Teams Room system?

Options :
Answer: A

Question 2

Which of the following is required to configure a Teams Phone device to work with Microsoft Teams? 

Options :
Answer: C

Question 3

What is the extension for voicemail on Teams Phone? 

Options :
Answer: D

Question 4

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?

Options :
Answer: A

Question 5

You have a Teams Phone deployment.

You have a Survivable Branch Appliance (SBA) that has local PSTN connectivity. The SBA is deployed to a remote site.

Which two features require internet connectivity to function? Each correct answer presents a complete solution.

NOTE: Each correct selection is worth one point.

Options :
Answer: C,E

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