Date restrictions allow you to specify a date range that the quiz is available to students. Date restrictions include start dates, due dates, and end dates.
On the navbar, click the Activities menu, then select Quizzes.
On the Manage Quizzes page, from the context menu of the quiz for which you want to set Dates and Availability, click Edit.
Click on the Restrictions tab.
Set the Visibility for the quiz: The Hide From Users box, if checked, will hide the quiz from the students. This box must be unchecked for users to see and take the quiz. Learn more about other options to Set Visibility of a Quiz.
Update the Due Date and Availability sections if desired by using the provided fields to set your dates. The start date determines when a quiz becomes available to students. The end date determines when a quiz becomes unavailable to students. The due date specifies a time when a quiz is expected to be completed. A quiz is flagged as late if it is submitted after the due date. Due dates are automatically added to the course calendar. You can choose whether to also display start and end dates in the course calendar.