It is best to demonstrate to the interviewer several testimonies (if you have them) about the completion of courses, seminars, trainings or other activities to improve their qualifications;
Kungcono isipele nezwi lakhe kuyasikombisa lomsakazi ezinye ubufakazi (uma une kubo) ukuphothulwa izifundo, izingqungquthela, workshop, nobe kuleminye imisebenti ukuqeqeshwa;