Data Loss Prevention (DLP) is a strategy for ensuring that team members do not send sensitive or critical information outside of the corporate network or to other team members. This could include financial information, personally identifiable information (PII) such as credit card numbers or information pertaining to Intellectual Property (IP) such as the design for a new application. It could even be extended to use cases such as barring profanity to be used in communications. Whilst Teams is a powerful application for users to be able to communicate and collaborate with guests and with other users in other Teams tenants, organisations also need to protect themselves against data leakage and the infringement of compliance regulations such as GDPR. Applying a DLP Policy to Teams is an essential step in any Teams deployment
I think it's fair to say that a lot of people will do this exam because of Microsoft Teams. Teams is, after all, the fastest growing app in Microsoft history. At the time of writing there are over 500,000 organisations using it. 91% of the Fortune 500. At the time of writing (May 2019) there has been lots of functionality introduced this year or coming in the next few months. It's hard to keep up - even for those administering it every day. Private Teams, Information Barriers, Busy on Busy, Round Robin, App Deployment Policies, Supervision.