CDL Practice Test (General Knowledge) Questions and Answers (2022/2023) Graded A
How long should the mud flaps on a truck and trailer be? ✔✔Long enough to reach within 8 in of the roadway
If you're driving in town, how far will your recommended 12-15 second planning ahead measure in distance? ✔✔about a single block
A bridge formula restricts the axle weight for axles which... ✔✔are closer together
How soon should oil pressure rise to a normal level after starting the engine? ✔✔within seconds
If starting from a standstill on a hill, what's the best way to get moving? ✔✔partly engage the clutch before you take your right foot off the brake
Driving on a highway, it is recommended that you monitor a quarter of a mile ahead. At highway speeds, this equates to...? ✔✔12-15 sec 1 / 3
Descending a long downgrade, which of these will help you if you have brake difficulties? ✔✔- escape ramp -a turn going uphill -an open field (all of the above)
If you are tested and found to have a blood alcohol concentration below 0.04% but above 0.0, what will happen? ✔✔You will be taken out of service for 24 hrs
Federal, State, and local regulations concerning cargo weight, securement, and cover vary widely. Which should you obey? ✔✔all of them
What are two of the most common causes of tire fires? ✔✔Under-inflation and duals that touch
The minimum number of tiedowns on a load is...? ✔✔2
If your load protrudes more than 4 feet beyond the rear of your vehicle, which of these do you need in Texas? ✔✔-a red flag at least 12X12 in (day) 2 / 3
-a special permit -a burning red visible light (night) (all of the above)
If an accident victim is bleeding heavily, what should you do to help? ✔✔apply direct pressure to the wound
If there is an obstacle in the road and you have a choice of directions around it, why should you choose to go right? ✔✔it will avoid driving into oncoming traffic
How can you avoid temporary night blindness from other drivers' lights? ✔✔look at the sidelines instead
If you have to stop on a divided highway, how should you place your warning triangles? ✔✔At 10ft, 100ft and 200ft , all facing approaching traffic
How should you position your trailer to check the alignment of your mirrors? ✔✔straight with your cab
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