You can set ICON to dis-allow Right-Click (Windows) or Control-Click (Mac):
However, students may still find alternative ways to print the quiz, e.g., by printing the entire screen, or copying and pasting.
You can make this inconvenient in two ways: place one question on each page of the quiz and present the answers to multiple choice questions in dropdown menus.
To display one question at a time:
To use dropdown menus with a multiple-choice question, create or edit the question (from within the quiz or Question Library) and select Dropdown under Enumeration.