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New Jersey
New Jersey CDL Knowledge Test Class A 2
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Q.1
Submit
What color is the low air pressure warning light?
Green
Orange
Red
Purple
Q.2
Submit
The most common type of foundation brake used is the:
S-cam drum brake.
C-cam drum brake.
G-cam disc brake.
P-cam disc brake.
Q.3
Submit
If you plan to slow down, you can warn drivers behind you by:
Slamming on the brakes.
Tapping the brakes a few times and before braking.
Turning on one set of turn signals.
Putting your hand out the driver's side window and waving.
Q.4
Submit
Dry bulk tanks:
Usually have low centers of gravity.
Usually have high centers of gravity.
Usually are not allowed to cross railroad tracks.
Cannot be driven on interstates.
Q.5
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To help your vehicle be seen by others:
Your headlights should be clean.
Your headlights should be turned off during the day.
Your headlights should be covered with grease.
Your headlights should be used, but only in the rain.
Q.6
Submit
Dry bulk tanks require special care because:
They have low centers of gravity.
They have high centers of gravity.
Loads are usually stable.
They are usually overloaded.
Q.7
Submit
On trucks and buses, where are ABS malfunction lamps located?
On the driver’s door
On the instrument panel
On the outside of the vehicle by the passenger’s door
Under the hood
Q.8
Submit
When driving through a work zone, you should:
Slow down.
Speed up.
Use a cell phone.
Steer with one hand to keep the other hand free.
Q.9
Submit
When starting the engine of a truck with a trailer, how can you tell if the Anti-Lock Braking System (ABS) is not working?
The yellow light on the rear of the trailer will stay on.
The red light on the trailer will flash three times and then stay on.
All the rear lights on the trailer will flash and then shut off.
The blue light near the driver's door will light.
Q.10
Submit
Which of the following is not a rule for using turn signals?
Signal early.
Signal continuously.
Cancel your signal once your turn or lane change is complete.
Don’t signal unless another vehicle is close.
Q.11
Submit
When it is difficult to see, such as at dawn or dusk, what is the best way to make your vehicle more visible?
Use your high beam lights.
Use your low beam lights.
Use only your clearance lights.
Do not use any lights.
Q.12
Submit
How should you brake if your vehicle loses its ABS?
Brake normally.
Pump the brake repeatedly.
Push the brake pedal down as hard as you can.
Avoid using the brakes.
Q.13
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What should you do if your vehicle gets stuck on railroad tracks?
Stay in the vehicle.
Get out of the vehicle and call for assistance.
Continue trying to remove the vehicle from the tracks.
Walk down the tracks to look for an oncoming train.
Q.14
Submit
Who may operate a vehicle that requires placards to be driven?
Any driver with a CDL
A driver with a hazardous materials endorsement
A driver with a minimum of 10 years of commercial driving experience
Any person who thinks they can
Q.15
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Blocking a load:
Is dangerous and should never be done.
Helps stabilize the load.
Is only done with liquids.
Can only be done in dry weather.
Q.16
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Tires of mismatched sizes:
May be used on a tractor.
May be used on a trailer.
Should be used in adverse weather conditions.
Should not be used on a vehicle.
Q.17
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Which of the following may result in an applicant being denied a hazardous materials endorsement?
They are considered a security threat by the Transportation Security Administration (TSA).
They are a lawful U.S. citizen.
They work for a foreign company.
They do not have perfect vision.
Q.18
Submit
____ is a thin layer of ice that forms on road surfaces.
White ice
Black ice
Soft ice
Sharp ice
Q.19
Submit
To check the automatic transmission fluid level in some vehicles, the vehicle:
Should be parked uphill.
Should be parked downhill.
Must be washed.
May have to be left running.
Q.20
Submit
What is Gross Vehicle Weight (GVW)?
The total weight of a vehicle and its cargo
The total weight of a vehicle before cargo
The total weight of cargo
The maximum weight allowed to be transported by a vehicle
Q.21
Submit
Drivers may use ____ red reflective warning triangles when their vehicle is stopped on the side of the road.
Two
Three
Five
Seven
Q.22
Submit
When taking the basic control skills test, drivers are:
Not permitted to stop and exit the vehicle to look at the vehicle’s position.
Encouraged not to exit the vehicle to look at the vehicle’s position.
Allowed to leave the vehicle, but only if the vehicle is placed in reverse.
Allowed to leave the vehicle, but only if the vehicle is placed in neutral and the parking brake is set.
Q.23
Submit
When starting a vehicle, the oil pressure should:
Slowly build up pressure over a few minutes.
Come up to a normal level within a few seconds.
Start high, then decrease quickly while the engine runs.
Q.24
Submit
Convex mirrors:
Cannot be used on vehicles transporting hazardous materials.
Can replace flat mirrors.
Can be help a driver see a large area.
Are illegal in most states.
Q.25
Submit
When testing a parking brake, the vehicle should:
Not be running.
Be placed in a low gear while the driver attempts to pull forward.
Be inspected by a professional mechanic.
Be driven while the parking brake is applied.
Q.26
Submit
Retreaded tires:
May be used on the front axle of a school bus.
May be used on the rear axles of a school bus.
Cannot be used on a school bus.
Q.27
Submit
When parked on the side of a road, you should:
Activate your emergency flashers.
Turn off all lights.
Open the driver’s side door.
Stand in the roadway and wave your arms.
Q.28
Submit
Cargo on flatbed trailers should be:
Tied down.
Glued down.
Left loose.
Pushed to one side.
Q.29
Submit
During a pre-trip inspection, belts in the engine compartment should be:
Loosened.
Checked for tightness.
Inspected only if they seem frayed.
Left alone and not inspected.
Q.30
Submit
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.31
Submit
To stop a vehicle using air brakes:
The brake knob should be pulled out.
The brake pedal should be pressed.
The brake pedal should be lifted.
The brake knob should be pushed in.
Q.32
Submit
When you double your speed from 20 to 40 mph, your vehicle's braking distance will become ____ times longer.
Two
Three
Four
10
Q.33
Submit
What can change the height of a vehicle?
Color
Length
Weight
Number of windows
Q.34
Submit
If a tire fails, you should:
Use the brakes.
Stay off the brakes.
Swerve.
Wave your arms at other drivers.
Q.35
Submit
When approaching a railroad crossing:
You will likely be able to outdrive a train.
You should not rely only on warning signals.
You should roll a window down to listen for an approaching train.
You should only worry about the track closest to your vehicle.
Q.36
Submit
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.37
Submit
A cardboard box on the road:
Is not considered a hazard.
Should be avoided by driving off the roadway.
Could damage vehicle parts.
Will improve tires' traction.
Q.38
Submit
Which of the following is not an indication of damaged brakes?
Cracked drums
Shoes with oil or grease on them
Shoes worn thinly
Pads free of oil or grease
Q.39
Submit
If required to complete a vehicle inspection report in writing, the report must be signed:
Every day.
Only if defects have been noted and certified to have been repaired.
Only if the repairs are estimated to cost more than $1,000.
Only if requested to do so by a law enforcement officer.
Q.40
Submit
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.41
Submit
What color are ABS malfunction lamps?
Orange
Yellow
Green
Blue
Q.42
Submit
If you don't know if there is enough space for your vehicle to pass under a bridge, you should:
Speed up.
Swerve back and forth.
Slow down.
Drive on the shoulder.
Q.43
Submit
If exiting a bus during the basic vehicle control skills test, you must:
Keep both hands on the handrail.
Not touch the handrail.
Maintain a firm grasp on the handrail.
Rush down the stairs.
Q.44
Submit
If equipped, a header board should:
Be damaged.
Be loose.
Be strong enough to contain cargo.
Light up when the engine is started.
Q.45
Submit
When looking under your vehicle's hood during a pre-trip inspection, you should:
Use the parking brakes and/or chock blocks.
Leave the vehicle in a low gear.
Remove the battery.
Disconnect the radiator.
Q.46
Submit
If being shipped on either a flatbed trailer or a trailer without sides, cargo must be:
Glued to the bed.
Strapped down.
Loose to allow it to shift when the vehicle turns.
Heavy enough that it won’t shift.
Q.47
Submit
____ is a thin layer of ice that forms on road surfaces.
White ice
Black ice
Green ice
Blue ice
Q.48
Submit
When driving in fog, you should:
Use the windshield wipers.
Use the low beam headlights.
Use the high beam headlights.
Use the heater.
Q.49
Submit
If you experience a loss of hydraulic pressure, you should do all of the following, except:
Downshift.
Pump the brakes.
Accelerate.
Use the parking brake.
Q.50
Submit
When covering cargo, a cover that flaps in transit:
Is acceptable.
Allows air to get to the cargo to keep it cool.
Can tear away.
Can attract birds.
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