Chapter 5 – Configuring and Managing External and Guest users

1. B. Security group settings

Explanation: Guest user access relating to Microsoft may be controlled by/from the Teams admin center, Microsoft 365 group settings, or the Azure portal. These settings may not be controlled by security group settings.

Reference: https://docs.microsoft.com/en-us/microsoftteams/guest-access

2. A. Specific people

Explanation: Specific people is the most secure way to restrict and limit access to content shared with only those individuals who require access.

3. A. True

Explanation: Guest users who you invite into your organization must use an existing Microsoft 365 account or a personal email account such as Outlook.com or Gmail.com that can be enabled as a Microsoft organizational account, or a one-time passcode (OTP) for guest access.

Reference: https://docs.microsoft.com/en-us/microsoft-365/solutions/collaborate-with-people-outside-your-organization...