Hold compressed air for the brakes.

Should be drained of excess air after every trip.

Usually shorter with a heavy load than with a light load.

Usually the same height with or without a load.

Usually taller with a heavy load than with a light load.

Should be tested before a drive.

Should be tested, but only after driving a distance.

Wisconsin CDL Double 2 - DMV Written Test Questions with Answers

Q.1

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.

Q.2

To make it as safe as possible to leave a stop, you should park:

So that you must back up to leave your parking space.
So that you can pull forward to leave your parking space.
On the side of a roadway, not in a parking lot.
By backing into a parking space.

Q.3

You are especially likely to encounter strong winds when:

Coming out of tunnels.
Going into tunnels.
Driving on shoulders.

Q.4

Air storage tanks:

Are not allowed on a vehicle.
Hold compressed air for the brakes.
Should be drained of excess air after every trip.

Q.5

A truck tractor built after March 1, 1997 must be equipped with:

An Anti-Lock Braking System (ABS).
A flag.
Hydraulic brakes.

Q.6

If you have an engine fire, you should:

Open the hood as soon as possible.
Turn off the engine as soon as possible.
Not use a fire extinguisher.

Q.7

When backing, it is best to:

Rely only on the passenger’s side mirror.
Try to back up quickly.
Turn toward the passenger’s side whenever possible.
Use a helper, if possible.

Q.8

While operating on a downgrade, you should brake until you reach a speed that is:

5 mph below your safe speed.
10 mph below your safe speed.
15 mph below your safe speed.

Q.9

When pulled off on the side of the road, a driver should:

Keep the driver’s side door open.
Turn on their emergency flashers.
Wave their arms.
Turn off all lights.

Q.10

When backing a truck, you should:

Only use the side mirrors on the driver’s side of the vehicle.
Use both side mirrors.
Not use a helper.

Q.11

A cargo van is:

Usually the same height with or without a load.
Usually taller with a heavy load than with a light load.
Usually shorter with a heavy load than with a light load.

Q.12

Which of the following is not a sign of a person being drowsy?

Frequent blinking
Drifting from your lane
Feeling hungry
Yawning

Q.13

When passing another vehicle, you should:

Make eye contact with the other driver.
Assume the other driver doesn’t see you.
Honk your horn.
Wave to other drivers.

Q.14

A sign indicating a maximum safe speed:

Is suggesting a driving speed, but vehicles may travel faster than the posted speed.
Is suggesting a speed limit to be followed only by vehicles weighing more than 26,000 pounds.
Should be followed and no vehicle should travel faster than the posted speed.
Is only applicable to automobiles.

Q.15

The minimum acceptable tread depth for rear tires is:

1/64 of an inch.
1/32 of an inch.
2/32 of an inch.

Q.16

When braking with ABS, you should:

Pump the brake pedal.
Brake normally.
Brake harder than you would with a different braking system.

Q.17

Watching the road ahead of you:

Allows you time to make a plan to avoid an upcoming hazard.
Is not encouraged as it distracts you from driving.
Is only important when traveling in congested traffic.

Q.18

Having ABS on only one axle:

Can be dangerous.
Still allows you additional control when braking.
Slows the vehicle, but cannot stop it.

Q.19

Parking brakes:

Should not be tested.
Should be tested, but only after driving a distance.
Should be tested before a drive.
Should be tested on a hill.

Q.20

In poor weather, the driver of a double or triple should:

Lead the way for other drivers.
Drive on the shoulder of the road.
Exceed the posted speed limit.
Drive carefully, as the vehicle is prone to skidding.