More cards in this set

These are connected to digital devices such as taptops, and 'project' (disptay) the devices on-screen content

The use of tights as an output can also be seen as an indicator, e.g. when you use a security pass card to exit a

These are motors controtled by a computer, e.g. if a computer server room is getting too hot the computer

Software supporting specific hardware devices such as video cards to ensure they communicate effectively with the operating system

Hetps a programmer to identify 'bugs' in their code.