What is the primary purpose of Shared Calling in Teams?

To allow multiple users to share a single phone number

To enable international calling

To provide each user with a unique phone number

A company is moving to Teams Phone and wants to keep their existing phone numbers. They have a contract with a local carrier. Which process should they follow?

Port the numbers to Microsoft or to an Operator Connect carrier

Assign the existing numbers to resource accounts

Acquire new numbers from Microsoft and discard the old ones

Use Direct Routing without porting the numbers

Which Microsoft 365 service provides SMS capabilities in Teams using Microsoft Calling Plan numbers?

Microsoft Azure Communication Services

Which component is required for dynamic emergency calling to work?

A location information service (LIS)

A compliance recording solution

A Session Border Controller (SBC)

Which device is best for a user who is frequently away from their desk and needs to make calls?

A mobile phone with the Teams app

An analog phone with an adapter

Microsoft 365 Certified:Collaboration Communications Systems Engineer Associate

Domain 1Objective 2

Plan and Design Teams Phone and PSTN Connectivity MS-721 Practice Questions (Page 3)

Part of the Plan and design collaboration communications systems domain, which accounts for 20–25% of the MS-721 exam. Microsoft does not publish an official question count, but from its 100-minute exam (~40–65 total, ~8–16 in this domain), expect 2–4 from this objective — we provide 60 practice questions to prepare you well beyond it. (estimate)

60questions here

12free pages

19concepts

20–25%of the exam

19 Concepts in This Objective

Teams Phone Licensing Requirements
PSTN Connectivity Requirements
Teams Phone Mobile Usage
Operator Connect Planning
SMS in Teams Design
Billing Method Recommendation
Shared Calling Planning
Service and User Phone Numbers Usage
Phone Number Porting and Acquisition
Auto Attendants and Call Queues Design
Dynamic Emergency Calling Solution
Teams Phone Device Recommendation
Analog and SIP Device Planning
Survivable Branch Appliances Usage
Direct Routing Design
Session Border Controller Solution
Compliance Recording Solution Identification
Certified Contact Center Solutions Use Cases
Queues App Use Cases

Questions 11–15

11foundation · medium
What is the primary purpose of Shared Calling in Teams?
Select an answer first
12application · easy
A company is moving to Teams Phone and wants to keep their existing phone numbers. They have a contract with a local carrier. Which process should they follow?
Select an answer first
13foundation · medium
Which Microsoft 365 service provides SMS capabilities in Teams using Microsoft Calling Plan numbers?
Select an answer first
14foundation · medium
Which component is required for dynamic emergency calling to work?
Select an answer first
15foundation · medium
Which device is best for a user who is frequently away from their desk and needs to make calls?
Select an answer first

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