General Knowledge Test #1 (CDL Permit)

When driving through construction zones, you should:

• Speed up and hurry through them so you aren't in them any longer than

  necessary

• Stop before entering them, get in low gear and proceed through

• Watch for sharp pavement drop-offs

• Reduce your speed only if workers are near the roadway

Which of the following is true about the use of reflective emergency triangles?

• Regulation requires they be placed within five minutes of stopping

• You do not need to use them if you break down as long as your 4-way flashers are working

• You do not need to use them as long as you have pulled your vehicle completely off the traveled portion of the roadway

• If you stop on a hill or curve, it's necessary to place them as much as 500 feet out to provide adequate warning

When driving a vehicle with-a height over 13 feet, you should:

• Assume all clearances are of sufficient height

• Height clearance is not a concern as long as you stay on state or federal roadways

• Stop and check before proceeding if you are unsure of the clearance

• All of the above

The proper way to load a vehicle is:

• Keep the load balanced in the cargo area

• Place the load at the front of the trailer to give your drive wheels better traction

• Place the load at the rear of the trailer so your rear tires have better traction

• It makes no difference where the cargo is placed as long as you are not over the allowable gross weight

When driving at night, you should:

• Dim your lights when you are within 300 feet of oncoming traffic

• Watch the white line on the left side of the roadway

• Adjust your vehicle speed so as to keep your stopping distance within your sight distance

• Keep your high beams on at all times

While driving you're looking ahead of your vehicle. What's the best way to do that?

• Look to the right side of the roadway

• Look back and forth and near and far

• Stare straight ahead at all times

• Look straight ahead and glance in your mirrors every 45-60 seconds

According to the Commercial Driver's License Manual, why should you limit the use of your vehicle's horn?

• If your vehicle has air brakes, the air horn may not work while you are applying your brakes

• It may startle other drivers

• You should keep both hands on the steering wheel at all times

• The Commercial Driver's License Manual does not say that a driver should limit the use of the horn

If you break down on a level, straight, four lane, divided highway, where should you place the reflective emergency triangles?

• One 10 feet from the rear of the vehicle, one approximately 100 feet from the rear of the vehicle and another one about 100 feet to the front of the vehicle

• One 10 feet from the rear of the vehicle, one approximately 100 feet from the rear of the vehicle, and one about 200 feet from the rear of the vehicle

• One 100 feet from the rear of the vehicle, one approximately 200 feet from the rear of the vehicle, and one about 300 feet from the rear of the vehicle

• One 50 feet from the rear of the vehicle, one about 100 feet from the rear of the vehicle, and one about 200 feet from the front of the vehicle

Bridge formulas are designed to:

• Determine the total gross vehicle weight of a vehicle

• Permit the same maximum axle weight for any axle spacing

• Permit less maximum axle weight for axles that are closer together

• Permit less maximum axle weight for axles that are further apart

What three factors add up to the total stopping distance for a commercial motor vehicle without air brakes?

• Perception distance, reaction distance and braking distance

• Eye lead time, reaction distance and braking distance.

• Perception distance, reaction distance, and response distance

• Response distance and braking distance