How to use this guide
Here is a step-by-step recommendation on how to use this guide to prepare for an exam:
- Read the content of each guide page
- Access the exercises for each page by clicking on the puzzle icons:

- It is recommended that you filter out exercises that are included in practice exams by clicking on "out of exams only" in the filter options:

- You can save your answer for each exercise by clicking on the upload icon:

- To time yourself doing an exercise, click on the hourglass icon:

- Please rate each exercise for difficulty, clarity and relevance by clicking on the thumbs up icon:

- Complete as many exercises as possible until you feel you have sufficient understanding of the material then complete all practice exams
- PLEASE READ THE INSTRUCTIONS CAREFULLY before starting a practice exam
- Access the performance section of the guide to keep track of your progress:

- Use the discussion features to get help or to signal a potential error