Florida CDL Permit Test Flashcards If another driver is tailgating you, what should you do?Increase the space in front of your vehicle.How many licenses can a driver have?One If you have more than one license...You will be penalized What can happen if the air presser gets too low in an air brake system?The brakes may not work.When taking the basic control skills test, drivers are...Allowed to leave the vehicle, but only if the vehicle is placed in neutral and the parking brake is set.How much water is needed on a road surface for a vehicle to hydroplane?A small amount How is the parking brake released?Should turn off within a few seconds.When the brakes pedal is pushed down, air brakes workAfter a short delay A truck may need to be under the legal maximum weight limit when being driven On a mountainous road/ or uneven.What does an Alcohol evaporator in an air brake system do?Prevents ice from forming in the braking system.When a vehicle is started, warning lights and buzzersShould turn off within a few seconds.After two violations of any state law regarding hand-held mobile phone use Your CDL will be disqualified Pressing and releasing a brake pedal unnecessarily canRelease air faster than it can be replaced.While driving you shouldDevelop plans to get out of any dangerous situation that could arise.When driving, you should stop and take a break how many hours to avoid become too tired?Every 2 hours