New Jersey CDL Tank 1 - DMV Written Test Questions with Answers - MCQGeeks.com

Q.1

When inspecting a tank, a driver should:

Follow their instincts.
Refer to their specific vehicle’s operator manual.
Look online for information about the vehicle.
Make sure there is no rust on the outside of the tank.

Q.2

If a trailer begins to skid, the driver should:

Lock the brakes.
Release the brakes.
Steer in the opposite direction.
Accelerate.

Q.3

Placarded vehicles must carry fire extinguishers with a minimum rating of:

10 B:C.
20 C.
10 A:B.
5 B:C.

Q.4

When inspecting your vehicle, which of the following should not cause concern?

Exhaust system parts rubbing against fuel system parts
Exhaust system parts that are leaking
Missing mounting brackets
Exhaust system parts made of aluminum

Q.5

Starting in which year were newly manufactured trailers required to have ABS?

1972
1987
1998
2004

Q.6

During a static leakage test, the maximum leakage rate for a double combination vehicle is:

3 psi in one minute.
6 psi in one minute.
8 psi in one minute.
4 psi in one minute.

Q.7

Which of the following is a good rule to follow when making a turn?

Honk your horn.
Use your arms to get the attention of other drivers.
Turn off your turn signal before entering the turn to avoid confusing other drivers.
Signal early.

Q.8

When making tight maneuvers, you should:

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

Q.9

The brake pedal is part of which braking system?

The service brake system
The parking brake system
The emergency brake system
The auxiliary brake system

Q.10

Regarding winter driving, all of the following are true, except:

Front tires should have a tread depth of at least 4/32 an inch.
Tires should be slightly deflated.
Rear tires should have a tread depth of at least 2/32 an inch.
Use a gauge to verify that each tire has a safe tread depth.

Q.11

During a static leakage test, the maximum leakage rate for a single vehicle with air brakes is ____ in one minute.

1 psi
2 psi
3 psi
4 psi

Q.12

A one-way check valve:

Drains the water and compressor oil from the air tanks.
Prevents air from escaping if the air compressor has a leak.
Activates the emergency brakes when there is a leak.
Holds the spring brakes in position until they are used.

Q.13

When driving in the winter, which of the following should receive extra attention in a pre-trip inspection?

Coolant and antifreeze levels
The air conditioning unit
Oil levels
The air filter

Q.14

On a wet road, you should reduce your speed:

By about one-half.
By about one-third.
By about one-quarter.
By about one-eighth.

Q.15

If you’re not sure how to handle a fire, you should:

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

Q.16

If a trailer's spring brakes do not release when you push the tractor air supply control, you should:

Check the air line connections.
Release the pintle hook.
Replace the spring brakes.
Drive normally without checking anything.

Q.17

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.18

In an emergency, if you must leave the roadway to drive on the shoulder, you should:

Brake as hard as possible.
Steer so all wheels are on the shoulder.
Stop safely before returning to the road, if possible.
Stay on the shoulder until the next exit.

Q.19

Roads are most slippery right after it begins to rain because:

The water mixes with oil and grease on the road.
The roads are naturally slippery.
The gravel gets washed to the middle of the lane.
Some tires are not designed for rain.

Q.20

When leaving your vehicle, you should:

Apply the parking brake.
Apply the air brakes.
Not apply any brake.
Disconnect the trailer.

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