Five short tests each of duration up to 90 minutes conducted on-line using the learning management system (LMS) for a total of 20%; the tests will run at the end of weeks 3, 5, 7, 9 and 11 and the mark for this component of the assessment will be based on the average of the four highest marks with each tests contributing equally to this component of the assessment. A three hour examination at the end of the semester will contribute 80% to the final grade.