The occurrence code is four characters long, e.g. DNIA, and is made up of three pieces of information:
- teaching method
The first two characters refer to the location:
The third character refers to the teaching method - E for external/distance-taught and I for internal/on-campus.
The last character indicates whether or not the paper is available:
|A||Available, i.e. is running in that semester/year.|
|H||Holding, i.e. is a Departmental Permission paper|
|N||Not available, i.e. not running in that semester/year|