- Student Records
Programme & Unit Catalogues

Unit Rules

You will find that some units may only be taken if you have taken specified other units first, or if you take specified units at the same time or in the same year. It is important that you check this information as it may restrict your choice of other units. Four sorts of rule are given to cover this sort of relationship between units:

Rule Type

Definition

Represented in catalogue as...

Pre-requisite Units you must have taken in a previous year or semester in order to study this unit. Before taking this unit you must take...
Co-requisite Units you must take within the same year or semester in order to study this unit While taking this unit you must take...
Excluded units Units you cannot take if you study this unit. In taking this unit you cannot take...
Post-requisite Units you must take after taking a particular unit. After taking this unit you must take...