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Driving Test
New Hampshire
New Hampshire CDL Knowledge Test Class A 2
Answers
Q.1.
When driving through a curve during the skills test, you should:
Veer from your lane if needed to complete the curve.
Reduce your speed after entering the curve.
Refrain from looking for other vehicles while turning.
Reduce your speed before entering the curve.
Q.2.
When you need to brake, how can you warn drivers behind you?
Tap on the brakes a couple of times.
Stick your arm out the window.
Swerve within your lane.
Change lanes.
Q.3.
Regrooved tires:
Should not be used on any vehicle.
Should not be used on the front of a bus.
Should not be used on trucks hauling gravel.
Q.4.
If your brakes fail on a downgrade, your best hope to stop is:
An escape ramp.
Driving on the shoulder.
Stay on the road.
Hitting a slower vehicle in front of you.
Q.5.
When operating a vehicle with a dual air brake system, the driver should:
Let the vehicle warm up before driving to ensure that the fuel reaches the engine.
Let the air compressor build up a minimum of 100 psi pressure in the primary and secondary systems before driving.
Begin driving just after the vehicle starts.
Q.6.
If driving so slowly that you could impede other drivers, you should:
Drive in the left lane.
Drive while using your four-way flashers.
Drive without using any lights.
Q.7.
Mirror adjustment should be:
Checked once a month.
Checked before every trip.
Checked, but only if the driver plans to use the mirrors.
Q.8.
If using a helper when backing a vehicle, the helper should be located:
In front of the passenger's side of the vehicle.
In front of the driver's side of the vehicle.
Near the back of the truck.
Q.9.
Traction is important in:
Safe braking.
Properly using turn signals.
Operating the horn.
Q.10.
When asked to make a lane change during the skills test, you should:
Make the necessary traffic checks first.
Not use your mirrors.
Cut off other vehicles if needed to follow the instructions.
Not make the lane change if you don’t want to.
Q.11.
When passing another vehicle, you should:
Make eye contact with the other driver.
Assume the other driver doesn't see you.
Slow down.
Q.12.
A distracted driver:
Usually follows the rules of the road.
Usually has slowed perception.
Is a good person to follow.
Q.13.
Escape ramps are ramps that can be used:
Only by automobiles, not trucks.
To leave the highway and enter a two-lane highway.
To stop runaway vehicles on steep downhills.
Q.14.
If the spring brakes are activated, you should never:
Push down the brake pedal.
Open the hood.
Release air from the air storage tanks.
Open the door to the cab.
Q.15.
Eating while driving is:
A good way to save time.
A dangerous activity.
Acceptable if you are eating foods that are easy to eat.
Q.16.
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.17.
In a vehicle with dual parking control valves, once air pressure is lost and the spring brakes come on:
You will be unable to move the vehicle.
A separate air tank can be used to release the spring brakes for a short period of time.
You can use the spring brakes to continue driving normally.
The air tanks will automatically refill to a safe air pressure level.
Q.18.
A broken exhaust system:
Can allow poisonous fumes to enter the cabin.
Does not cause problems.
Should not be a concern.
Q.19.
What is the number one cause of death and injury in a work zone?
Drivers speeding
Slow drivers
Animals crossing the road
Q.20.
To avoid a hazard, you:
Should always come to a complete stop.
May need to swerve your vehicle out of the way.
Should change lanes without looking.
Q.21.
Without the proper amount of oil in its engine:
A vehicle will have difficulty stopping.
A vehicle will make quick, jerking movements while being driven.
The engine may be quickly damaged.
Q.22.
If a vehicle is equipped with power steering, the hoses should be checked:
For leaks.
To ensure that they are still clear.
To ensure that they are connected to the battery.
For the proper amount of brake fluid.
Q.23.
How much water must be present for a vehicle to hydroplane?
Usually several inches
A significant amount, such as a large puddle
A small amount
None
Q.24.
What is black ice?
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
Ice that is easily seen
Q.25.
What is the Gross Vehicle Weight Rating (GVWR)?
The weight stated by the manufacturer as the loaded weight of a single vehicle
The maximum weight that can be pulled by a vehicle
The minimum weight that can be hauled by a vehicle
Q.26.
How many seconds of following distance per every 10 feet of vehicle should you maintain when traveling more slowly than 40 mph?
One second
Two seconds
Three seconds
Four seconds
Q.27.
During a walk-around inspection, ensure there are no cracks on the brake drums that are more than ____ of the width of the friction area.
One half
One quarter
One third
One tenth
Q.28.
The application pressure gauge:
Shows how much air pressure is being applied to the brakes.
Shows the temperature of air being used in the braking system.
Shows the pressure of the air coming from the compressor.
Shows the number of times the brakes have been used.
Q.29.
You should not use your mirrors:
When changing lanes.
When making a turn.
To determine how fast you are traveling.
Q.30.
Over-length loads require:
Special permits.
Roads to be closed to other traffic.
A person to walk alongside the vehicle.
Q.31.
When parked on a flat surface, you should:
Use wheel chocks to prevent your vehicle from moving.
Not use wheel chocks.
Use wheel chocks, but only if you have applied the parking brake.
Q.32.
During the vehicle inspection test, you will be asked to:
Change a tire.
Explain to the examiner what you are inspecting and why.
Estimate the weight of a load on a trailer.
Q.33.
You should not use the parking brake:
If your vehicle is stopped on a level surface.
If your vehicle is stopped on a slight incline.
If your vehicle's brakes are very hot.
If your vehicle's other braking systems seem to be working adequately.
Q.34.
During the steering box portion of the vehicle inspection test, you should not:
Ensure that the steering box is securely mounted.
Ensure that the steering box is free of leaks.
Look for missing bolts in the steering box.
Assume all cotter keys are present.
Q.35.
Which of the following can help you determine when to upshift?
Road speed
Engine speed
Both of the above
None of the above
Q.36.
If you are turning left at an intersection where there are two available turn lanes:
It is best to use the right lane.
It doesn’t matter which lane you use.
It is best to use the left lane.
Q.37.
Hydroplaning usually occurs:
When tires are properly inflated.
When driving at speeds slower than 15 mph.
In areas where water collects on the road.
Q.38.
The controlled braking method is:
When the driver locks the wheels and steers.
When the driver uses the brakes as hard as possible without locking the wheels.
When the driver only slightly taps the brakes.
When the driver downshifts the gears to brake.
Q.39.
When taking the on-road driving skills test, you will be evaluated on your gear usage. You should not:
Avoid grinding or clashing gears.
Select a gear that does not rev the engine.
Forget to shift through an intersection.
Shift while taking a turn.
Q.40.
The leakage rate for a triple combination vehicle with air brakes should be no more than ____ in one minute during a static leakage test.
8 psi
5 psi
3 psi
Q.41.
When should you check and adjust your mirrors?
Before starting a trip
While driving
After a trip
Mirrors do not need to be adjusted.
Q.42.
To stop in a vehicle that uses air brakes, the driver should:
Pull the air brake lever.
Engage the brake lever.
Push the brake pedal down.
Pull the brake pedal up.
Q.43.
When driving, you should stop and take a break ____ to avoid becoming too tired.
Every six hours
Every half hour
Every hour
Every two hours
Q.44.
Of the following, which is the most slippery surface?
Ice that is dry
Ice that is wet
Wet pavement
Q.45.
How is water and compressor oil removed from the bottom of an air storage tank?
The water and oil are siphoned out of the tank.
A drain valve is opened to remove the water and oil from the tank.
The water and oil are removed automatically as the brakes are used.
A sponge is used to soak up the water and oil.
Q.46.
Backing with a trailer is dangerous because:
It is difficult to see behind the vehicle.
Most trucks do not have the ability to go in reverse.
Cargo may fall out of the trailer.
Q.47.
Headlights:
Are not usually necessary when driving at night.
Provide better light than the sun.
Should be on the high beam setting whenever possible.
Should always be on the high beam setting.
Q.48.
To determine if a vehicle can handle a load, you must know:
The vehicle’s suspension rating.
The tire rating for the front tires only.
The tire rating for the rear tires only.
Q.49.
If you plan to transport hazardous materials, you will:
Need to obtain a hazardous materials endorsement.
Need to drive while using flashing lights.
Need to wear a gas mask.
Q.50.
When driving on a long downhill slope, you should brake by:
Only using the brakes.
Mostly using the brakes and occasionally downshifting.
Downshifting and then using the brakes.
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