Public examinations are obviously classroomscourseformalFormativeInformallearnerobjectiveschemeSummativetargets tests but so are end-of-week or end-of-classroomscourseformalFormativeInformallearnerobjectiveschemeSummativetargets tests.
Formal tests are usually quite classroomscourseformalFormativeInformallearnerobjectiveschemeSummativetargets (or appear so) and often have a set marking classroomscourseformalFormativeInformallearnerobjectiveschemeSummativetargets (two marks for this, three for that etc.)
classroomscourseformalFormativeInformallearnerobjectiveschemeSummativetargets testing happens frequently in classroomscourseformalFormativeInformallearnerobjectiveschemeSummativetargets and can be anything from a simple question to a complicated role play.
Informal testing requires the teacher and the classroomscourseformalFormativeInformallearnerobjectiveschemeSummativetargets to evaluate rather than assess by recording marks.
classroomscourseformalFormativeInformallearnerobjectiveschemeSummativetargets testing can be formal or informal and is designed to aid the learning process by telling the teacher what has been learnt well so far and what needs more work.
It often happens at the end of lessons.
classroomscourseformalFormativeInformallearnerobjectiveschemeSummativetargets testing is what happens at the end of a process and is designed to discover how well the classroomscourseformalFormativeInformallearnerobjectiveschemeSummativetargets have been learned.