When a location is visited on a tour, questions can be asked of the user. Questions must be worded in such a way that the answer is either Yes or No.
To add a question navigate to the Location within the Tour.
To add a question to the location select the drop down option against the location 
The Create Question screen is displayed.
Select the appropriate Class, Group and Category. If an appropriate Class, Group or Category does not exist, press the + button to add a new Class, Group or Category.
Enter the question in a format where the answer is Yes or No.
If a Question must be answered before the Location can be marked as complete then the Required option should be set. With this option selected a user will not be able to complete this Location until the Question has been answered.
Question Alerts and Notifications are then defined.
For more information see Configuring Tour Notifications.
When complete select 
.
Multiple questions can be added at each location. If further questions need to be added repeat the process above until all questions have been added to this location.
To change the order of the Questions they can be dragged up or down and dropping the Question in the order required.
Next : Adding Actions to Questions