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Total 54 questions
Exam Code: MS-721                Update: Apr 15, 2026
Exam Name: Collaboration Communications Systems Engineer

Microsoft Collaboration Communications Systems Engineer MS-721 Exam Dumps: Updated Questions & Answers (April 2026)

Question # 1

You need to recommend network design changes that must be implemented before the Skype for Business Server to Microsoft Teams migration.

What should you recommend for the Vancouver facility users and the remote sale team users? To answer, drag the appropriate recommendation to the correct users. Each recommendation may be used once, more than once, or not at all. Vou may need to drag the split bar between panes or scroll to view content

NOTE: Each correct selection is worth one point.

Question # 2

You need to implement the planned changes for the Rome office boardroom.

Which two settings should you configure for the device? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.

A.

Microphone for Conferencing

B.

Default Speaker

C.

Content Camera

D.

Speaker for Conferencing

E.

Default Video Camera

Question # 3

You need to implement the planned changes for the lunchroom device in the Toronto office.

What should you use?

A.

hot desking

B.

call hold

C.

a calling policy

Question # 4

You need to implement the planned change for the Intelligent Speaker in the Rome office.

Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Question # 5

You have a Microsoft Teams Phone deployment.

You need to configure voice routing for Direct Routing. The solution must only allow calling within the United States and Canada for a user named user1 ©contosoxom.

Which four actions should you perform in sequence to minimize user call disruption? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

NOTE: More than one order of answer choices is correct. You will receive credit for any of the correct orders you select.

Question # 6

You have a Microsoft Teams Rooms on Windows device.

You need to configure a content camera that is mounted upside down and points to a whiteboard wall. The camera does not support automatic rotation. The solution must minimize costs.

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

NOTE: Each correct selection is worth one point.

A.

From the Peripherals settings for Teams Rooms, select Content enhancements

B.

In a SkypeSettings.xml file, set ContentCameraInverted to false.

C.

From the Peripherals settings for Teams Rooms, clear Content enhancements

D.

Assign a Microsoft Teams Rooms Basic license.

E.

In a SkypeSettings xml file, set ContentCameraInverted to true.

F.

Assign a Microsoft Teams Rooms Pro license.

Question # 7

You have a Microsoft Teams Phone deployment.

You need to ensure that users can enter their emergency address into the Teams client.

Which setting should you configure?

A.

External location lookup mode

B.

Trusted IPs

C.

Optimized device dialing

D.

Location based routing

Question # 8

You are migrating users from Microsoft Skype for Business to Microsoft Teams.

You plan to create an auto attendant that can be used by all the users during the migration.

You need to create the resource account for the auto attendant

What should you use?

A.

the Resource accounts node in the Microsoft Teams admin center

B.

the Users node in the Microsoft 365 admin center

C.

the New-CsHybridApplicationEndpoint cmdlet

D.

the New-CsOnlineApplicationEndpoint cmdlet

E.

the New-CsOnlineApplicationlnstance cmdlet

Question # 9

You have a Teams Phone deployment.

You are designing a meeting space that contains a Teams certified conference phone.

You need to configure the phone to meet the following requirements:

Show the calendar on the display by default

Support one-touch join for Teams meetings

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

NOTE: Each correct selection is worth one point.

A.

Create and assign a Teams IP phone policy

B.

Assign a Microsoft Teams Rooms Pro license to the phone

C.

Assign a Shared Device license to the phone

D.

Create and assign an Audio Conferencing policy

E.

Enable the Cloud Video Interop for Teams service

Question # 10

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?

A.

The certificate does not match the FQDN on the SBC.

B.

The firewall blocks inbound traffic on port 443 to the SBC.

C.

Only TLS 1.0 is enabled on the SBC.

D.

Microsoft 365 Phone System licenses are not assigned to the users.

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Total 54 questions

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