Exams are used to determine your grades for each course. Make sure you are familiar with the way exams are administered at MF.
You have to approve the education plan and pay the semester fee in StudentWeb every semester. The deadline for both is September 1st for the Autumn semester, and February 1st for the Spring semester.
The course description describes which exam form or combination of exam forms that applies to your course, and how much time you have at your disposal. Note that there might be course requirements in addition to the final examination.
Former exam questions can be found in Canvas.