100% Free MS-721 Practice Exam Questions (2026)

You have a Microsoft Teams Phone deployment. Users report poor audio calls. You need to investigate which protocol is being used for the affected calls. Which Call Quality Dashboard (CQD) report should you review?

What is the maximum number of phone numbers that can be assigned to a user in Teams Phone?

Your company assigns an Office 365 E3 license to each user. All users are m France. You plan to deploy Direct Routing. Which additional license should you assign to the users?

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution. After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen. Your company uses Microsoft Teams Calling Plans. The company acquires a small development team. Currently, users on the team have their own direct inward dial (DID) numbers that have PSTN capabilities. You migrate the users to Teams. You need to ensure that the users have phone numbers. Solution: From the Microsoft Teams admin center, you place a new order for service numbers. Does this meet the goal?

You have a Microsoft Teams Phone deployment. You are deploying a new remote site. You have a Session Border Controller (SBC) that has an E1/T1 Primary Rate Interface (PRI) deployed to the remote site. You plan to deploy a Survivable Branch Appliance (SBA) to ensure PSTN connectivity. Which type of endpoints is supported by the SBA?