Some courses have one or several quizzes to take along the schedule. To do so, you'll first have to log in to your client's portal. You'll see the following screen:
First, make sure to find your course (click the "Courses" tab, red square). As you can see in the image above, you'll see a list of the courses the client is enrolled in. If you can't see your course, make sure to click "All Courses" (blue square).
Once you find it, you'll see the homepage:
Click on the "Modules" tab, and you'll see a breakdown of all the weeks and assignments for the course. There, you'll find every link for each Quiz. Click the one you're looking for:
Inside the Quiz link, you'll see this screen. You will seen important details about the quiz like:
Click "Take the Quiz" (red square), and good luck!
Important note: Some courses have a "Quizzes" tab directly on their home page (usually below the Modules tab). If that is the case, you can just click that tab and search for the Quiz you're trying to take.