The combined courses are provided to satisfy the learners whom are interested in doing more than one courses. Moreover dual courses does not mean dual diploma or certificates as such, it means a slight context change as well as change in the course name of the certificate.
For example some aspirants maybe interested diploma in fire safety and some may have their interests set on construction safety. A few learners also might be hoping to do both the courses but not having enough funds for doing them separately. It is where combo/ mixed courses steps in and hand you an opportunity to do both the courses as one single course and at one single unit’s cost. The learners can do diploma in fire and industrial safety, diploma in construction and fire safety.