A thin layer of ice on the road.

A thick layer of ice on the road.

Ice that is black from debris on the road.

Can occur with a minimal amount of water on the roadway.

Rarely occurs with large trucks.

Usually happens when vehicles are traveling faster than 65 mph.

Kentucky CDL Double 1 - DMV Written Test Questions with Answers

Q.1

When traveling on a downgrade, your vehicle will:

Slow down.
Travel at the same rate as on level roadway.
Speed up.

Q.2

When operating a set of doubles, the shut-off valves at the rear of the first trailer should be in their:

Lifted position.
Closed position.
Open position.

Q.3

When conducting a check of the engine compartment during a vehicle inspection, you should not:

Check the engine oil level.
Check the coolant level.
Drain the brake fluid.

Q.4

Black ice is:

A thick layer of ice on the road.
A thin layer of ice on the road.
Ice that is black from debris on the road.

Q.5

When stopping, you should:

Press down the brake pedal quickly.
Press down the brake pedal gradually.
Lift up the brake pedal quickly.

Q.6

Hydroplaning:

Rarely occurs with large trucks.
Usually happens when vehicles are traveling faster than 65 mph.
Can occur with a minimal amount of water on the roadway.

Q.7

If a vehicle's Anti-Lock Braking System (ABS) is malfunctioning:

The vehicle will have no brakes.
The vehicle will still be able to brake.
The vehicle will likely travel faster than usual.

Q.8

Having ABS on only one axle:

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

Q.9

Shaded areas of a road:

Usually don’t freeze.
Are usually blocked from all moisture, so they cannot freeze.
Will remain slick after ice has melted on other areas of the road.

Q.10

Which of the following is not a sign of bad brakes?

Pads free of oil or grease
Shoes with oil or grease on them
Shoes worn thin

Q.11

You are especially likely to encounter strong winds when:

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

Q.12

____ is a thin layer of ice that forms on road surfaces.

White ice
Black ice
Green ice

Q.13

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.14

Do not base your decision to shift gears on:

The speed of your engine (rpm).
The speed of the road (mph).
The actions of the vehicle next to you.

Q.15

A low air pressure warning signal:

Is not recommended on vehicles with air brakes.
Is required on vehicles with air brakes.
Is optional on vehicles with air brakes.

Q.16

Before entering a curve, you should:

Not use the mirrors.
Speed up.
Downshift.

Q.17

Within 10 minutes of stopping on the side of the road, you must:

Place emergency warning devices.
Alert local law enforcement.
Call a mechanic.

Q.18

ABS allows you to:

Drive faster.
Brake harder.
Stay in control when stopping.

Q.19

When it’s difficult to see, such as at dawn or dusk, a driver can increase their vehicle's visibility by:

Driving while using their lights.
Driving with their windows open.
Flashing their lights periodically.

Q.20

When using a mirror, you should:

Look quickly at the mirror.
Stare at the mirror for a long time.
Use only the driver’s side mirror.