Issue:
User is inquiring on whether a student can resume a quiz after starting it and coming back to it later.
Solution:
Students can resume a quiz after starting it if the following criteria are met:
- Student has time left on the attempt
- The due date/time has not been reached
- The student has not submitted the quiz
Instructors can define a time limit and the due date on the Quiz setup.
If you are using classic quizzes you can find more information on classic quiz setup here.
If you are using New Quizzes you can find more information on the new quiz setup here.
The Canvas Student Guide outlines how to resume a quiz that has already been started.