Texas CDL General Knowledge ( Updated 2024 ) Complete Questions & Answers (Solved) 100% Correct
- Merging onto a road is safest if you?
Answer: Wait for a large enough gap in traffic to enter the road.
- What three things add up to total stoping distance for your truck or bus?
Answer: -Perception distance, reaction distance, effective breaking distance.
- You are checking your steering and exhaust system during a pre trip inspection. Which of
these problems if found should be fixed before the vehicle is driven?Answer: Steering wheel play of more than 10 degrees (2 inches on a 20 inch wheel)
- How does vehicle weight effect stopping?
Answer: Empty trucks take longer to stop than loaded ones, but this is not always the case for buses.
- When the roads are slippery you should?
Answer: Make turns as gently as possible
- Which of these is NOT a good rule when caring for injuries at an accident scene?
Answer: Keep injured persons cool
- You are driving on a straight level highway at 50mph. There are no vehicles in front of you,
suddenly a tire blows out on your vehicle, what should you do?
Answer: Stay off the brakes until the vehicle has slowed down.
- After starting the engine
Answer: The coolant temperature gauge should begin a gradual rise to normal.
- You are driving a heavy vehicle with a Manuel transmission, you have to stop the vehicle
on the shoulder while driving on an uphill grade. Which of these is a good rule to follow when putting the vehicle back in motion up the grade?
Answer: Use the parking brake to hold the vehicle until the clutch engages.
- Which of these statements is true about speed management?
Answer: When the road is slippery it will take longer to stop and it will be harder to turn without skidding.
- Where must you keep shipping papers when transporting hazardous materials?
Answer: In the pouch on the drivers door or in the seat.
- You should use your mirrors to check?
Answer: Where the rear of the vehicle is while you are making turns. 1 / 2
- Extra care is needed to keep your vehicle centered in your lane because commercial
vehicles...
Answer: Are often wider than other vehicles.
- Which of these would probably not help if your windshield were covered in ice?
Answer: Brush
- Which of these statements about causes of vehicle fires are true?
Answer: Poor trailer ventilation can cause cargo to catch fire.
- The purpose of retarders is to
Answer: Help slow the vehicle while driving to reduce brake wear.
- Which if these is usually true about driving in hot weather?
Answer: You should check tire mounting and pressure before driving.
- Which of these is usually true about driving in tunnels?
Answer: There maybe crosswinds when exiting
- When driving thru work zones you should
Answer: Watch for sharp pavement drop offs
- When passing another vehicle, pedestrian, or bicyclist you should assume that
Answer: They may move into your traffic lane.
- If you are not sure what to use to put out a hazardous material fire you should
Answer: Wait for qualified fire fighters
- What should you do when your vehicle hydroplanes
Answer: Release the accelerator
- Which of these statements about brakes are true?
Answer: The heavier a vehicle or faster it is moving the more heat the brakes have to absorb to stop.
- Which of these is true regarding the use of drugs while driving?
Answer: Prescription drugs are allowed if the drug will not affect safe driving ability.
- You are driving a new truck with a Manuel transmission, what gear will you probably have
to use to take a long steep down grade hill?
Answer: A lower gear than you would use to climb the hill.
- Which of these statements about certain type of cargo is true?
- / 2
Answer: Unstable loads such as having meat or livestock