Attend all classes
Take organized and clear notes
Ask questions to help you fully understand a subject
Make a study group with students who have a better understanding of a particular subject that you may find challenging.
Plan your study time
Practice for the exam using, textbook, exercises and past papers questions
Examine the previous test to see what you did well and what you did not do so well and practice it to be proficient in that area
Get adequate sleep the night before the exam
Get up early to avoid rushing and to eat a nourishing breakfast
Repeat positive affirmation to yourself about your ability to do well