Freeze before other road surfaces.

Freeze, but only once the temperature drops significantly below 32 degrees Fahrenheit.

Freeze after other road surfaces freeze.

Have heaters to prevent them from freezing.

Checked only when changing lanes.

Checked only if there is a reason to suspect a problem.

Wisconsin CDL Passenger 1 - DMV Written Test Questions with Answers

Q.1

Placards should be used:

Any time a vehicle is carrying hazardous materials.
If there is open space in the truck.
If the amount of hazardous materials in the truck exceeds 200 pounds.
If the hazardous materials create an inhalation hazard.

Q.2

When traveling down a hill:

Your speed will not change.
Your speed will decrease.
Your speed will increase.
You will slow to a stop.

Q.3

If you’re not sure what to do to extinguish a fire in your vehicle, you should:

Use water.
Stay inside the vehicle.
Wait for the firefighters.

Q.4

When pulled off on the side of the road:

A driver should keep the driver’s side door open.
A driver should turn on the emergency flashers.
The driver should wave their arms.

Q.5

Your horn should be used to:

Tell other drivers that you are angry.
Warn other drivers that you are near.
Frighten other drivers.

Q.6

If a bus is disabled while passengers are still on board:

Another bus should push the disabled bus to its destination.
The bus should be towed to its destination.
The passengers should be asked to push the bus.
The bus may need be towed to the nearest safe location to discharge the passengers.

Q.7

If you are transporting a drunk passenger, you should:

Force them to immediately exit the bus.
Wait until you are at an appropriate area, such as a stop or well-lit area, to have them exit the bus.
Give them coffee to help them sober up.

Q.8

When driving a 50-foot truck at 50 mph, your minimum following distance should be:

Four seconds.
Five seconds.
Six seconds.

Q.9

You should always be able to stop within:

10 feet of your vehicle.
1,000 feet of your vehicle.
Your view of the road ahead.
A minute of hitting the brakes.

Q.10

An example of mandatory emergency equipment is:

A supply of spare electrical fuses.
A loud horn.
A battery-operated flashlight.
A supply of fireworks.

Q.11

When making tight maneuvers, it is important for a driver to:

Open the door for a better look.
Use their mirrors.
Flash their headlights.
Open their cargo door.

Q.12

If coolant has to be added to a system without a recovery tank, you should:

Keep the vehicle running while adding coolant.
Open the radiator cap quickly.
Not use gloves to touch the radiator cap.
Wait for the engine to cool before adding coolant.

Q.13

Cargo inside a trailer:

Does not need to be secured.
Should be stacked no more than three feet high.
Should be secured to prevent movement.

Q.14

Bridges usually:

Freeze, but only once the temperature drops significantly below 32 degrees Fahrenheit.
Freeze after other road surfaces freeze.
Freeze before other road surfaces.
Have heaters to prevent them from freezing.

Q.15

Mirror adjustment can only be checked properly if:

The trailer is straight.
There is no trailer attached to the tractor.
The vehicle is on a slight incline.
The vehicle is on a slight decline.

Q.16

If a person is boarding a bus while carrying a container of gasoline, the driver should:

Place the gasoline container near the back of the bus.
Keep the gasoline container near the front of the bus.
Place the gasoline container in the aisle.
Not allow the gasoline container onto the bus.

Q.17

While driving, if you notice anything affecting safety or mechanics, you should:

Stay quiet and see if the problem goes away.
Make a written report that includes your concerns.
Try to fix the issue yourself.
Not use that part of the vehicle and hope others don't notice the problem.

Q.18

In low temperatures, bridges usually freeze:

After other parts of the roadway.
Before other parts of the roadway.
At the same time as other parts of the roadway.

Q.19

Mirrors should be:

Checked only when changing lanes.
Checked frequently.
Checked only if there is a reason to suspect a problem.

Q.20

To ensure that you do not slow down traffic when driving a large truck, you should:

Switch gears while driving uphill.
Try to pass another vehicle while driving uphill.
Stay in the right lane whenever possible.