North Carolina RADAR State Practice Exam

Before taking enforcement action with Moving Same Direction RADAR, what test must an officer conduct?

1. Speed Detection Test

2. Speed Discrimination Test

3. Radar Calibration Test

4. Vehicle Confirmation Test

The correct answer is: Speed Discrimination Test

The appropriate test an officer must conduct before taking enforcement action with Moving Same Direction RADAR is the Speed Discrimination Test. This test is essential because it ensures that the RADAR system can accurately differentiate between multiple vehicles moving in the same direction. When several vehicles are present, it's critical to ascertain which vehicle is traveling over the speed limit to enforce the law effectively. The Speed Discrimination Test validates that the RADAR unit can correctly identify the speed of a single target vehicle amidst others, preventing any erroneous readings that could result in unfair enforcement actions. This procedure contributes to the reliability and credibility of the speed reading, allowing officers to act with confidence based on precise data. Other tests, although important in different contexts, do not directly relate to the specific requirements for using Moving Same Direction RADAR. For instance, a Speed Detection Test typically assesses the RADAR's overall capability to measure speed but doesn't necessarily focus on distinguishing between multiple vehicles. Radar Calibration Tests ensure the device is functioning correctly but occur independently of the immediate operational test required for multiple vehicles. Meanwhile, a Vehicle Confirmation Test emphasizes identifying a specific target vehicle but lacks the focus on speed differentiation necessary for maximizing enforcement accuracy in moving conditions.