How to modify question categories
Log into your account and navigate to your CDX home page. From the navigation on the left, click the course you would like to edit questions for. Then, click the Course Home button. On the next page, click the gear icon in the upper right hand corner. Then, select More.
Under the heading for Question Bank, click on Categories.
From this page, you can move categories up or down in the list, change names and info, and delete a category (Please note: This will also delete all included questions).
Click the number next to the category title to preview, copy, edit, delete, or create new questions.