MS-721 Microsoft Collaboration Communications Systems Engineer Free Practice Exam Questions (2026 Updated)

You have a Microsoft Teams deployment.

You deploy a new Teams Phone device named Phone 1.

You need to ensure that Phone1 automatically calls a Teams user named Userl when the handset is picked up.

What should you do? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

You have a Microsoft 365 E5 subscription that uses Microsoft Teams Phone.

You have 10 SIP devices that were used in a previous phone system.

You verify compatibility with Teams Phone.

You need to ensure that users can call from SIP devices in Teams.

What should you do?

You have a Microsoft Teams Phone deployment.

You deploy a new network site.

You discover that the new site is not listed in location-based reports. Other sites appear in the reports.

You need to ensure that all the sites appear in the reports.

What should you do?

You create a network region named Region 1 in Microsoft Teams You are adding a network site to Region1. The site has a 1.5-Mb connection. You need to ensure that all users at the site have a good voice experience. What should you do?

You have a Microsoft 36S £S subscription and a Microsoft Teams deployment.

You have the Global (Org-wide default) events policy as shown in the Global events policy exhibit. (Click the Global events policy tab.)

You have an events policy named Policy1 as shown in the Policy 1 exhibit (Click the Policy1 tab.)

The subscription contains the users shown in the following table.

For each of the following statements, select Yes if True. Otherwise select No. NOTE: Each correct selection is worth one point.

You have a Teams Phone deployment.

You need to enable external users to configure their emergency address manually in the Teams client.

What should you do?

You have a Microsoft Teams Phone deployment.

You need to deploy a Teams device named Device1 trial meets the following requirements:

• Autodials a preconfigured call queue when the phone handset is picked up

• Displays the common area phone user interface

Which license should you assign to Device1. and which feature should you enable for Device1? To answer. select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

Your network contains an on-premises Active Directory Domain Services (AD DS) domain named contoso.com.

You have a Microsoft 365 E5 subscription.

You are deploying 10 Microsoft Teams Rooms on Windows devices.

You need to join all the devices to contoso.com.

What should you do before you join each device to contoso.com?

You have a Microsoft Teams Phone deployment.

You are deploying Direct Routing.

All users have a SIP URI in the format of user@contoso.com. The Session Border Controller (SBC) is named sbc.voice.contoso.com.

When troubleshooting errors on the SBC, you receive the warning shown in the following exhibit.

What is a possible cause of the issue?

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 configuration profiles to manage Microsoft Teams-certified IP phones. The Standard configuration profile is applied to the IP phones.

The help desk receives reports that several user phones fail to lock automatically after the timeout period.

You need to verify whether the configuration profile is applied to the problematic phones.

Solution: From Teams Devices in the Microsoft Teams admin center, you select Phones select the Configuration profiles tab, select the Standard Phone Policy, and select Assigned devices.

Does this meet the goal?

You have a Microsoft Teams Phone deployment.

You have a dial plan that contains the following normalization rule:

Pattern: ^8?(\d{7})$

Translation: +1330$1

How will the phone numbers be normalized? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

You have a Microsoft Teams Phone deployment that uses auto attendants. Holiday call settings are configured as shown in the following table.

The Emergency settings are configured as shown in the Emergency exhibit. (Click the Emergency tab.)

The End of Year Holidays settings are configured as shown in the Holiday exhibit. (Click the Holiday tab.)

The Outage Notification settings are configured as shown in the Outage exhibit. (Click the Outage tab.)

For each of the following statements, select Yes if the statement is true. Otherwise, select No.

NOTE: Each correct selection is worth one point.

You port phone numbers from a legacy earner to Microsoft Teams Phone to use with Microsoft Teams Calling Plans.

You attempt to assign a number to a resource account that will be used by an auto attendant, but the number does NOT appear on the list of available numbers.

You need to ensure that you can assign the number to the resource account.

What should you do?

You need to implement Local Media Optimization.

You have a PBX phone system that contains 100 handsets. The handsets support SIP registration. You implement a new Microsoft Teams Phone deployment that has SIP Gateway configured. You need to register the handsets with Teams.

What should you do?

You have a Microsoft Teams Phone deployment. Direct Routing is enabled for all users. The users can place and receive PSTN calls.

You need to create a new user policy to provide four-digit extension dialing for users to call analog endpoints that connect to the Session Border Controller (SBC).

Which three actions should you perform? Each correct answer presents part of the solution.

You have a Microsoft Teams deployment.

You have a group named Group1.

You need to remove the virtual appointment and town hall features from the new Teams desktop client for Group1.

Which policies should you configure in the Microsoft Teams admin center for each feature? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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?

Your company deploys 200 Microsoft Teams Rooms on Windows systems.

You are evaluating whether to purchase the Microsoft Teams Rooms Premium license for the rooms.

Which two actions require the Microsoft Teams Rooms Premium license? Each correct answer presents a complete solution.

NOTE: Each correct selection is worth one point