Your company has a Microsoft 365 subscription.
When making voice calls from Microsoft Teams, users report poor call quality at specific times of the day.
You need to verify whether Quality of Service (QoS) is being applied to the calls.
What should you use?

You open the Microsoft Call Quality Dashboard as shown in the following exhibit.
All Audio Streams
This Report shows the monthly audio streams count, poor count, and poor ratio for the last 7 months. There are no filters applied so the data reflects all the call data that was captured by the Service. Audio calls made over wireless and external networks can cause poor call rates to go up.

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 has a Microsoft 365 subscription.
You need to prevent temporary employees from using the private chat feature in Microsoft Teams.
Solution: You create a messaging policy and assign the policy to the users.
Does this meet the goal?

You have a Microsoft 365 E5 subscription that uses Microsoft Teams and a hybrid deployment of Microsoft Skype for Business Server.
Coexistence mode in Microsoft Teams is set to Islands.
Coexistence mode is configured for three users named User1, User2, and User3 as shown in the following table.

The Skype for Business user accounts are homed as shown in the following table.

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 need to configure the environment to meet the technical requirements for guest users.
What should you modify from the Microsoft Teams admin center?