A diploma course is a short term course of 1 to 2 years in duration that focuses on training a person in a particular field. Most of the course is aimed towards attainment of practical skills. Apprenticeship is an integral part of these courses. Most diploma courses have on-the-job training and apprenticeship, and focus more on practical exams. You can attain a diploma in most practical industries like Industrial training, Beauty and Hairdressing, Garment technology, laborotory technician etc.