... subject require some foundation in basic courses, but some coursework requires study in other departments, as in the sequence of math classes required for a physics major, or the language requirements ... seen in every college catalog and at every other level of schooling, is the identification of prerequisites for each course These prerequisites can be satisfied by taking particular courses and ... skills and competences – those acquired not only at school, university or other education and training institutions, but also outside the formal system This requires new approaches to validate...