Colorado cdl Double - Test 2
Number of questions: 20
Passing score: 80%
Acceptable number of errors: 4
This endorsement is required if the driver will pull two or three trailers. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. To pass, the applicant must answer at least 16 questions correctly. Each question has four possible answer choices. Test questions come from the Colorado Commercial Driver License Manual. Questions come from chapters covering: Driving Safely, Air Brakes (if applicable), Combination Vehicles and Doubles and Triples. The Double/Triple endorsement can be used with the Class A CDL.
To DMV Handbooks2. If an approaching driver is using their high beam headlights, you should:
Look directly at the headlights.
Flash your high beam lights to remind the driver to switch to their low beams.
Look to the right side of your lane until the vehicle has passed.
Pull to the side of the road until the vehicle has passed.