| Subject | English | Serbian |
| comp., MS | class identifier | идентификатор класе (A universally unique identifier (UUID) that identifies a COM component. Each COM component has its CLSID in the Windows registry so that it can be loaded by other applications) |
| comp., MS | class materials | наставни материјали (Content and resources that are made available as part of a class and that can be associated with individual lessons or assignments) |
| comp., MS | COM class | COM класа (A concrete implementation of one or more COM interfaces. COM objects are instances of COM classes) |
| econ. | peasant class | сељаштво |