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New Hampshire
New Hampshire CDL Knowledge Test Class B 1
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Q.1
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If asked to sight-side back your vehicle into an alley, you should first:
Pull directly into the alley parking space.
Turn your vehicle to the right to position yourself directly in front of the alley.
Pull past the alley and stop perpendicular to the outer boundary.
Pull past the alley and stop parallel to the outer boundary.
Q.2
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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.3
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A tank endorsement is:
Only required when transporting gases.
Only required when transporting liquids.
Required to transport both liquids and gases.
Optional when transporting hazardous materials.
Q.4
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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.5
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Some air brake systems use alcohol:
To reduce the risk of ice forming in air brake valves.
To make the compressor run more efficiently.
To lubricate parts of the braking system.
To reduce the risk of rust forming on air brake valves.
Q.6
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Texting while driving is worrisome:
Because it creates both mental and physical distractions.
Because a message may be upsetting to the driver.
Because the texts may be more interesting than the task of driving.
Because it is less efficient than a phone call.
Q.7
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When using your turn signal, you should:
Signal before beginning the turn.
Turn the signal off before beginning the turn.
Signal only if vehicles are in front of you.
Q.8
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If the low pressure warning light comes on while you are driving:
Braking will only occur if there is enough air in the tanks.
You can brake 14 times before the air in the system runs out.
You should continue to drive normally and check the brake system when it is convenient.
You should continue driving, but turn the emergency flashers on to warn other motorists.
Q.9
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When checking the air and electrical lines during a vehicle inspection, all of the following should be true, except:
The air hoses are making a hissing noise.
The air hoses and electrical lines are not cut.
The air lines are not pinched.
The air lines are not dragging against tractor parts.
Q.10
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When backing with a trailer:
You should not back up in a straight line.
You should not correct drift until you are very far off course.
You should pull up to reposition the vehicle as needed.
You should avoid braking.
Q.11
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During a basic vehicle control skills test, you may be asked to:
Swerve to avoid a hazard.
Parallel park.
Drive straight into a parking space.
Q.12
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If the safety relief valve in the air brake system releases air:
The compressor needs more air.
The air pressure has become too high.
The brakes are fully operational.
Q.13
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Before beginning downhill, you should:
Shift into a higher gear.
Take your vehicle out of gear.
Shift into a lower gear.
Rely only on braking to reduce your speed.
Q.14
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If you are braking on dry pavement while traveling at 55 mph, how much distance will brake lag add to your overall stopping distance?
32 feet
45 feet
20 feet
Q.15
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When parking, you should not use the parking brake if:
The brakes are very hot.
The brakes are very cold.
There is snow on the ground.
Q.16
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Air tank drains:
Allow rain water to enter air tanks.
Are used to drain water and oil from air tanks.
Should never be opened.
Must remain open while driving.
Q.17
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A distracted driver:
Usually follows the rules of the road.
Usually has slowed perception.
Is a good person to follow.
Q.18
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A low air pressure warning signal:
Is not required on vehicles with air brakes.
Is required on vehicles with air brakes.
Is optional on vehicles with air brakes.
Q.19
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How should you test the low pressure warning signal?
Engage and disable the parking brake.
Rapidly press and release the brake pedal.
Open the rear shut-off valves.
Uncouple and recouple all glad hands.
Q.20
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Using an Anti-Lock Braking System (ABS):
Shortens stopping distance.
Shortens brake response time.
Provides less control.
Provides more control.
Q.21
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When completing pre-trip inspections:
The inspections should be done the same way each time.
Different items should be checked each time.
It is acceptable to check items in a different order each time.
Not every item needs to be inspected each time.
Q.22
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After driving over a bridge during the driving skills test, you may be asked to recall.
The posted weight limit.
The color of a sign you just passed.
How many lanes of traffic there were on the bridge.
If there was a crosswalk on the bridge.
Q.23
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On any upgrade, gravity will:
Speed your vehicle up.
Slow your vehicle down.
Not impact your speed.
Q.24
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Of the following, which is the most slippery surface?
Wet pavement
Ice that is dry
Ice that is wet
Q.25
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A convex mirror is sometimes called a ____ mirror.
Bug-eye
Square
Helper
Q.26
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A sign that your vehicle's brakes will need repair is that the:
Brake pads are not covered in grease.
Brake pads are not covered in oil.
The brake pads are worn thin.
Q.27
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For a hazardous materials endorsement, an applicant will be required to:
Provide their fingerprints and undergo a background check.
Provide employment history from the last five years.
Provide a list of countries visited within the last 10 years.
Q.28
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When pulled over to the side of the road, you should:
Rely on your taillights to alert other motorists to your presence.
Not worry about other motorists.
Use your four-way emergency flashers to alert other motorists to your presence.
Q.29
Submit
What tells you how much pressure is in your vehicle's air tanks?
The supply pressure gauge
The ABS malfunction lamp
The tractor protection valve
Q.30
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A driver who stops at a green light could be:
An impaired driver.
A driver who is color blind.
A person who does not know the rules of the road.
Q.31
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Rough acceleration:
Is recommended.
Can cause mechanical damage.
Is required on slippery surfaces.
Q.32
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When traveling on a downgrade, your vehicle will:
Slow down.
Travel at the same rate as on level roadway.
Speed up.
Q.33
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When operating a truck requiring a CDL:
You are never required to wear a seat belt.
You are required to wear a seat belt, but only if transporting more than 500 pounds of cargo.
You must always wear a seat belt.
You are required to wear a seat belt, but only if you are driving a tank vehicle.
Q.34
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A CMV should:
Not have a fire extinguisher, unless transporting hazardous materials.
Not have a fire extinguisher, unless the vehicle will be traveling through remote areas.
Not have a fire extinguisher.
Have a fire extinguisher and other emergency equipment.
Q.35
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Bridges usually:
Do not freeze.
Have heaters to prevent them from freezing.
Freeze before other surfaces.
Q.36
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During the driving test, when encountering a railroad crossing, you should:
Pass another vehicle on the tracks if the other vehicle is going too slow.
Get out of the vehicle to check for a train.
Not change gears while your vehicle is on the tracks.
Q.37
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A thin layer of ice that forms on road surfaces is called:
White ice.
Black ice.
Blue ice.
Q.38
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Which of the following is not a tire problem to check for and avoid?
Radial and bias-ply tires used together
Recapped tires on the front of a school bus
Tread separation
All tires are made by the same company
Q.39
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When taking the on-road driving test, you will be evaluated on your lane usage. Which of the following is an example of poor lane usage?
Not driving over curbs or sidewalks
Stopping behind crosswalks
Driving in the leftmost lane if more than one driving lane is available
Finishing a right turn in the rightmost lane
Q.40
Submit
Which of the following is a sign that brakes will need repair?
Brake pads are not covered in grease.
Brake pads are not covered in oil.
Brake shoes are worn thin.
Q.41
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The maximum amount of play that is safe on a 20-inch steering wheel is:
One-quarter of an inch.
Two inches.
10 inches.
Q.42
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How much water must be present for a vehicle to hydroplane?
Usually several inches
A good amount, such as a large puddle
A small amount
Q.43
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Water and compressor oil are usually found in the compressed air within an air brake system. Water and compressor oil:
Are necessary for the proper function of the air brake system.
Should be added if low.
Should be removed regularly.
Are not concerns.
Q.44
Submit
When entering traffic, a large vehicle usually needs:
Less space than is needed for a car.
About the same amount of space as is needed for a car.
More space than is needed for a car.
Q.45
Submit
When traveling at speeds under 40 mph, you should maintain at least ____ of following distance for every 10 feet of your vehicle's length.
One second
Two seconds
Three seconds
Q.46
Submit
States verify that a CDL or CLP driver has only one such license by:
Making phone calls to surrounding states.
Using a computerized system that links all states.
Asking the driver.
Looking through the driver's wallet.
Q.47
Submit
If driving on a surface with poor traction, a driver should accelerate slowly:
Because it is always good to accelerate slowly.
To keep from losing control of the vehicle.
So that they do not accelerate faster than the vehicle ahead.
Q.48
Submit
A header board is used to:
Allow a driver to see behind them.
Protect the driver from moving cargo.
Provide extra storage capacity.
Prevent the driver from leaving the tractor.
Q.49
Submit
Dollies equipped with ABS are required to have malfunction lamps located where?
On the rear
On the left side
On the front
On the top
Q.50
Submit
If an Anti-Lock Braking System (ABS) malfunctions:
The driver will not know.
A yellow lamp will light up on the control panel.
The brakes will lock up.
The brakes will not work.
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