Texas CDL General Knowledge Test
Questions All Solved Correctly.
In Texas, the mud flaps on a truck or trailer must reach - Answer within 8 inches of the roadway
Which of the following statements about an escape ramp is FALSE? - Answer It is of NO use if you are
traveling too fast.
After you start the engine, the oil pressure should rise to normal within - Answer seconds
If you are stopped by the police and refuse to submit to a chemical test for drugs or alcohol, - Answer
you will lose your CDL for at least one year.
In Texas, the maximum weight for a single or combination vehicle including its load is - Answer 80,000
Streaks of rust on a lug nut are signs that - Answer it's loose.
If dense fog reduces visibility to near zero, what should you do? - Answer Pull off the road and stop.
If you are found to be driving a commercial motor vehicle with your blood alcohol concentration (BAC)
above zero but below 0.04% - Answer you will be ordered out of service for 24 hours.
In Texas, which of the following are you not allowed to transport in an open truck? - Answer All of the
above: Sand, Gravel, Wood Chips
To obtain a CDL, you must certify that - Answer All of the Above: not addicted to drugs, not an insulin-
dependent diabetic, not addicted to alcohol
How many tie-downs are required for a 17-foot load? - Answer 2
, A fire extinguisher that is rated B:C is suitable for - Answer electrical fires and burning liquids.
What will help a drunk sober up? - Answer Time
In which of the following situations should you NOT sound your horn? - Answer to express your
annoyance at someone
You don't want to be a distracted driver, so you - Answer avoid using your cell phone until you reach
your destination.
If an accident victim is bleeding heavily and no qualified professional is available, what can you do to
help? - Answer Apply direct pressure to the wound.
While driving a vehicle with dual tires, you hear a noise that sounds like a tire blowout. However, your
vehicle's handling seems unaffected. What should you do? - Answer Stop and check your tires now.
Why should you use a helper when you are backing? - Answer Because every truck has blind spots
To avoid overloading bridges, a bridge formula restricts the axle weight for axles that - Answer are
closer together
If you are pulling a trailer and a fire breaks out inside it, what should you do? - Answer Keep the
trailer's doors closed.
If you double your speed, how much more distance will it take to brake to a stop? - Answer Four times
as much.
How can you determine if your vehicle is equipped with an antilock braking system (ABS)? - Answer All
of the above can work:
- Check for a yellow ABS malfunction lamp on the instrument panel.
- Look for wheel speed sensor wires that are coming from the rear of your brakes.
Questions All Solved Correctly.
In Texas, the mud flaps on a truck or trailer must reach - Answer within 8 inches of the roadway
Which of the following statements about an escape ramp is FALSE? - Answer It is of NO use if you are
traveling too fast.
After you start the engine, the oil pressure should rise to normal within - Answer seconds
If you are stopped by the police and refuse to submit to a chemical test for drugs or alcohol, - Answer
you will lose your CDL for at least one year.
In Texas, the maximum weight for a single or combination vehicle including its load is - Answer 80,000
Streaks of rust on a lug nut are signs that - Answer it's loose.
If dense fog reduces visibility to near zero, what should you do? - Answer Pull off the road and stop.
If you are found to be driving a commercial motor vehicle with your blood alcohol concentration (BAC)
above zero but below 0.04% - Answer you will be ordered out of service for 24 hours.
In Texas, which of the following are you not allowed to transport in an open truck? - Answer All of the
above: Sand, Gravel, Wood Chips
To obtain a CDL, you must certify that - Answer All of the Above: not addicted to drugs, not an insulin-
dependent diabetic, not addicted to alcohol
How many tie-downs are required for a 17-foot load? - Answer 2
, A fire extinguisher that is rated B:C is suitable for - Answer electrical fires and burning liquids.
What will help a drunk sober up? - Answer Time
In which of the following situations should you NOT sound your horn? - Answer to express your
annoyance at someone
You don't want to be a distracted driver, so you - Answer avoid using your cell phone until you reach
your destination.
If an accident victim is bleeding heavily and no qualified professional is available, what can you do to
help? - Answer Apply direct pressure to the wound.
While driving a vehicle with dual tires, you hear a noise that sounds like a tire blowout. However, your
vehicle's handling seems unaffected. What should you do? - Answer Stop and check your tires now.
Why should you use a helper when you are backing? - Answer Because every truck has blind spots
To avoid overloading bridges, a bridge formula restricts the axle weight for axles that - Answer are
closer together
If you are pulling a trailer and a fire breaks out inside it, what should you do? - Answer Keep the
trailer's doors closed.
If you double your speed, how much more distance will it take to brake to a stop? - Answer Four times
as much.
How can you determine if your vehicle is equipped with an antilock braking system (ABS)? - Answer All
of the above can work:
- Check for a yellow ABS malfunction lamp on the instrument panel.
- Look for wheel speed sensor wires that are coming from the rear of your brakes.
