The course syllabus contains information about how the learning outcomes are assessed and graded. Your teacher provides you with detailed description of the applicable structure and examination of the course for the current semester. There are detailed rules for exams, and you are responsible for knowing them and for requesting clarification.
We at the department also have responsibilities, governed by university policies and national laws and regulations. Read more about your rights and responsibilities as a student at lunduniversity.se: https://www.lunduniversity.lu.se/current-students/academic-matters-support/student-rights-and-guidelines