The following steps can be seen via video to the left
Go into "Assignments in your course"
Click on "+Group" at top right
Add your "Semester Exam" Group worth 0% in the gradebook
Create your mechanically scored quiz under "Quizzes" and assign it under the "Semester Exam" group you just created.
Your gradebook will now have a column for the semester exam but that exam will not impact your semester grades. This is needed for FACTS SIS (Renweb)
This link will take you to a document to walk you through the steps of reporting your Canvas Semester grades and Semester Exam grades to FACTS SIS once you have set them up in Canvas.