Consult the evaluation questions properties.
Click on the plus sign at the right.
Enter a name for your evaluation questions property.
Select the group of evaluation questions properties (or create a new group of evaluation questions properties).
Enter a description of your evaluation questions property.
Select which type of content your property field should contain: Yes/No, Multiple choice list, One choice list, Numeric, Text, Text block, Date, Time, Date and time or Upload.
Select whether or not it is a mandatory field.
Select whether or not you want to use it as filter.
Click on 'Create evaluation questions property'.