The Dover / Vienna System of testing is a basic skills-competency measurement tool. It looks at fundamental practical skills: eye-hand-foot + basic manual co-ordination; reactions to stimuli in various environmental conditions; auditory discrimination; estimation of the speed / direction of moving objects, basic decision-making abilities, and concentration levels under monotonous circumstances. It can also be used in recruitment to narrow down large numbers of applicants for a job. It is a ‘risk detection and accident reduction tool’ It has proven a valuable tool for identifying ability to perform driving/equipment operating jobs as well as profiling specific weaknesses and trainability.