In the course creation process, and after creating content to the section, you have the option to generate the exercises to your content using Brainy. Here are the steps:
Find the Generate button
Choose your Learning Outcomes to be followed in the exercise generation process
Enter the number of questions you want this exercise to include
Choose the type of the questions you want to generate (True/False, Multiple Choice, Multiple Answer)
Click on "Generate", wait a couple of seconds and click on "Continue"
You can click on any question generated to view/edit its content