With Conferences i/o, audience members can ask questions in real-time. The presenter could review and respond to the questions in Social Q&A towards the end of their session but the value of the time dedicated to Q&A is maximized when someone additional is available to moderate Q&A throughout the session. 

For session Moderators, we have the following Social Q&A training guide available as both a PDF and Google Slides presentation. Both formats include this 3-minute walkthrough video

PDF version available for download at the end of this article. 

To open the Google Slides version of the training guide, click here or copy/paste the following link into your browser: https://docs.google.com/presentation/d/1UFRXoP8qWdD2vMn1btL3Wp3ro48FRDZcqFBbm2N5Hyw/edit?usp=sharing