Driver distraction represents a significant problem in a motor vehicle is a complex activity. This study exist for evaluated part of the Multifactorial Model of distraction, Driving Safety to elucidate the relative importance of cognitive function and measures of visual function in the capacity to Drive Safely. This article investigates the nature of driver distraction at a major Algerian a motor vehicle. At present, increasing amounts of visual information from sources such as roadside advertising create visual clutter in the road environment, including the sources of distraction present, and their effects on driver performance, cognitive and visual function (CV) capacity supports goal-directedness which minimizes the influence of distracting stimuli in favor of driving-relevant stimuli.... Cognitive and visual function (CV) capacity can be discriminated and are both addressed during driving. This study investigated for driving experience (n= 300, age= 18-25), These included an adaptation of the well validated Useful Field of View (UFOV) and two newer measures, namely a Hazard Perception Test (HPT), and a Hazard Change Detection Task (HCDT).