ASA Commercial Test Prep 2017

[Music] hello everyone and welcome to the study system for the theoretical exam to obtain the cdl commercial license for driving trucks and school buses the questions and answers on this tutorial were updated by the manual of drivers from different states i hope this is useful for more videos make sure to follow our channel thank you and good luck [Music] whenever you stop for a break during your trip you should check critical items such as tires breaks and cargo tie-downs high beams should be used whenever it is safe and legal to do so the safety release valve is located on the air tanks and is used by self-operated when the air pressure is above 150 psi which of these is a proper use of vehicle lights and flashers all answers are correct turning on your headlights during the day when visibility is reduced due to rain or snow flashing your brake lights to warn someone behind you of a h