The second column displays the names of the question categories.
The third column displays the number of questions that will be chosen from each category.
The fourth column displays how many questions are in each category.
If you select this option, the categories will be printed in the order displayed in this window, and the questions will be scrambled within each category.
To rearrange the categories, use the “Edit question categories...” item on the Test menu.
If you select this option, the categories will be printed in a random order, and the questions will be scrambled within each category.
If you select this option, the questions will be printed in a random order, without regard for which categories they are in.