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Driving Test
Maryland
Maryland CDL Knowledge Test Class A 2
Answers
Q.1.
When nearing a construction worker who is close to the road, you should:
Increase your speed.
Decrease your speed.
Not drive in any lane.
Wait until the construction is complete before proceeding.
Q.2.
If you must drive in reverse, it is helpful to:
Drive as fast as possible and get it over with.
First exit the truck and walk the path to look for obstacles.
Use only the passenger side mirror.
Stick your head out the window and look backward.
Q.3.
If you are driving at a reduced speed in a construction zone when you spot a construction worker near the road, you should:
Speed up.
Stay at your current speed.
Further reduce your speed.
Q.4.
If your wheels being to spin when accelerating on a poor traction surface, you should:
Use the brakes.
Take your foot off the accelerator.
Continue to accelerate.
Q.5.
To change lanes, you should:
Move quickly.
Move slowly and smoothly.
Hold down your horn.
Q.6.
Which of the following is acceptable if found during a pre-trip inspection?
Tires of mismatched sizes
Tread of 3/32 of an inch in the grooves of the front tires
Tires manufactured by different makers
Q.7.
When leaving a vehicle unattended, a driver should:
Always set the parking brake.
Only set the parking brake if the vehicle is parked on a slope.
Deflate the tires by 10 percent.
Q.8.
An example of required emergency equipment is:
A spare electrical fuse.
A loud horn.
A battery-operated flashlight.
Q.9.
Most heavy-duty vehicles use:
Single air brake systems.
Dual air brake systems.
Triple air brake systems.
Quadruple air brake systems.
Q.10.
If a vehicle is power steering-equipped, the hoses should be:
Checked for leaks.
Securely connected to the battery.
Carrying fuel.
Q.11.
Which of the following is not a strategy to avoid becoming an aggressive driver?
Not expecting delays on a drive
Maintaining a reasonable following distance
Keeping your hands on the wheel
Avoiding gesturing at other drivers
Q.12.
If braking at a speed of 55 mph while driving on dry pavement, the brake lag can add ____ to your vehicle's total stopping distance.
32 feet
15 feet
50 feet
10 feet
Q.13.
If other vehicles are having a difficult time getting around your truck on a road with two or more lanes, you should:
Speed up.
Drive on the shoulder.
Use the right lane.
Q.14.
Skids happen when:
Tires lose their grip on the road.
There is too much weight in the trailer.
ABS kicks in.
Q.15.
A pre-trip inspection:
Should be done in the same way every time.
Should be done differently every time.
Does not always need to include all items of concern.
Q.16.
When you are about to start down a hill, you should switch into a ____ gear.
Higher
Faster
Lower
Q.17.
If turning to avoid a hazard:
You should brake hard.
You should not brake as it could cause the wheels to lock.
You should turn the wheel very sharply.
You should hold down the brakes until you are past the hazard.
Q.18.
If unsure if a road is becoming icy, a driver can:
Guess.
Open the window and check the front of the mirror for ice.
Try to look at the road closely.
Look at a weather forecast.
Q.19.
When other vehicles have trouble seeing you at dawn or dusk, you can increase your visibility by:
Turning on your four-way flashers.
Honking your horn.
Turning on your headlights.
Turning on your windshield wipers.
Q.20.
What can happen if the air pressure gets too low in an air brake system?
The brakes may squeak.
The brakes may not work.
The brakes may be sluggish.
The brakes will be very sensitive.
Q.21.
If you see taillights ahead while you are driving in fog:
The lights may not indicate where the road is as the vehicle may have pulled off the roadway.
You can assume the vehicle ahead is on the road.
It may be an optical illusion.
Q.22.
The air entering air storage tanks may contain:
Water and compressor oil.
Frost.
Gravel.
Antifreeze.
Q.23.
Some air brake systems introduce alcohol into the system to:
Make the brakes work without squeaking.
Prevent ice from forming in the brake system.
Prevent people from breathing the air from the system.
Q.24.
When making a left turn, you should start the turn:
Before reaching the center of the intersection.
No sooner than the center of the intersection.
After your rear wheels have passed the center of the intersection.
Q.25.
Once cargo is secured:
You may complete an entire trip without checking it.
You can drive at least eight hours without checking it.
You should check it every three hours or 150 miles.
You should not check it.
Q.26.
One way to overcome the challenges of blind spots is to:
Drive faster than surrounding vehicles so no other drivers can pass you.
Drive in the left lane, allowing you to only worry about vehicles to your right.
Make frequent mirror checks and assess the positions of surrounding vehicles.
Avoid using your mirrors.
Q.27.
A ramp's posted speed limit:
Is suitable for all vehicles.
Is suitable for some vehicles, but may be too fast for a large CMV.
Is just a suggestion and may be exceeded.
Q.28.
Which of the following can help you determine when to upshift?
Road speed
Engine speed
Both of the above
None of the above
Q.29.
The service brake system:
Applies and releases the brakes when you press the brake pedal while driving normally.
Applies and releases the parking brakes.
Applies and releases the emergency brake.
Applies and releases the axle brake.
Q.30.
If the brakes pull to one side or the other when used:
They are working properly.
They need to be checked.
They will be the most effective.
Q.31.
Distracted drivers may be:
Staying within their lanes.
Traveling at consistent speeds.
Preoccupied with using their cell phones.
Not talking to anyone else in their vehicles.
Q.32.
If air pressure drops to a level between ____, a visual low pressure warning signal should have already activated.
55 and 75 psi.
80 and 95 psi.
65 and 100 psi.
Q.33.
When trying to put out an electrical fire, you should:
Use water.
Use a B:C extinguisher.
Use an X extinguisher.
Q.34.
Exhaust system parts should:
Rub against the fuel system.
Rub against tires.
Not leak.
Q.35.
If an aggressive driver is involved in a crash down the road, you should:
Pull over and yell at them.
Stop after the crash scene and report the other driver’s behavior to police.
Block the driver in with your vehicle.
Q.36.
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.37.
What should you do if the braking system cannot build up hydraulic pressure?
Upshift.
Downshift.
Hold the brake pedal down as far as it will go.
Q.38.
During a pre-trip inspection, belts should be:
Loosened.
Checked for tightness.
Scrubbed clean.
Left alone and not inspected.
Q.39.
When using a turn signal, you should not:
Signal early.
Signal continuously.
Cancel the turn signal after completing the turn.
Allow the turn signal to stay on long after the turn has been completed.
Q.40.
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.41.
Which of the following is not required emergency equipment?
Red reflective triangles
Flares
A flashlight
Q.42.
When traction is poor, a driver should accelerate slowly:
Because it is best to always accelerate very slowly.
So they do not lose control of their vehicle.
So the driver does not accelerate faster than the vehicle ahead.
To be the last vehicle through an intersection.
Q.43.
When approaching your vehicle as part of your pre-trip inspection, you should look for what as a sign of trouble?
A puddle of oil under the vehicle
Inflated tires
Lug nuts that look tight
Q.44.
When traveling down a long downgrade, you should brake by:
Only using the brakes.
Mostly using the brakes and downshifting occasionally.
Downshifting and then using brakes.
Never using the brakes.
Q.45.
A convex mirror is sometimes called a ____ mirror.
Bug-eye
Square
Helper
Q.46.
Cargo inside a trailer:
Does not need to be secured.
Should be stacked no taller than three feet high.
Should be secured to prevent movement in transit.
Should be loaded with the heaviest items on top of lighter items.
Q.47.
When driving down a steep grade:
You should ride your brakes all the way down.
Shift into a higher gear as a way to slow down your vehicle.
Shift into lower gears as a way to slow down your vehicle.
The truck should be put in neutral as a way to slow down your vehicle.
Q.48.
Black ice is:
Usually thick – about half an inch or more of ice.
Usually thin.
Not a hazard when driving.
Not really ice.
Q.49.
In bad weather, many drivers:
Like to drive in front of trucks.
Like to be on the side of trucks.
Like to follow trucks.
Like to drive without using their lights.
Q.50.
If a vehicle is carrying hazardous cargo, placards must be placed:
Only on the front of the vehicle.
On the front, rear, and sides of the vehicle.
Only on the driver’s side of the vehicle.
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