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Driving Test
Maryland
Maryland CDL Knowledge Test Class B 1
Answers
Q.1.
After a tire has been changed, the driver should stop after a short distance to:
Check the tightness of the lug nuts.
Ensure that the tire tread depth is good.
Ensure that the correct tire was changed.
See if rocks have gotten into the tread.
Q.2.
A vehicle inspection is required:
For insurance purposes.
To get fuel.
By state and federal law.
Q.3.
An empty truck:
Requires a shorter stopping distance than a full truck.
Requires a longer stopping distance than a full truck.
Takes the same distance to stop as a full truck.
Q.4.
When checking the power steering fluid during a vehicle inspection, you will need to do each of the following, except:
Show where the power steering fluid dipstick is located.
Check for adequate power steering fluid.
Ensure that the power steering fluid level is above the full mark.
Ensure that the power steering level is above the refill mark.
Q.5.
A steering wheel should be held:
With both hands.
With one hand, keeping the other hand free for other tasks.
With one hand at a time, alternating between hands.
At the base of the wheel.
Q.6.
When leaving your vehicle, you should:
Apply the parking brake.
Apply the air brakes.
Not apply any brake.
Disconnect the trailer.
Q.7.
Which of the following is not part of a vehicle’s air brake system?
Air gauges
Low pressure warning device
Air filter
Q.8.
How much water needs to be on the surface of a road for a vehicle to hydroplane?
Usually several inches
A good amount, such as a large puddle
A small amount
None
Q.9.
If hydraulic brakes fail, a driver can reduce their speed by:
Shifting into a higher gear.
Shifting into a lower gear.
Finding a hill.
Letting the truck run out of gas.
Q.10.
Before beginning to drive downhill, you should:
Take your vehicle out of gear.
Shift into a lower gear.
Move into the left lane.
Q.11.
Once stopped as part of the stop/start maneuver, you should:
Apply the parking brake.
Keep the vehicle in first gear.
Be perpendicular to the curb.
Be blocking a driveway.
Q.12.
When entering a foggy area, you should:
Stop on the side of the roadway.
Pass other vehicles.
Slow down.
Use your high beam headlights.
Q.13.
After a trailer starts to turn during backing, you should follow the trailer by:
Doing nothing. The vehicle will follow naturally.
Changing the direction of the steering wheel.
Turning the steering wheel farther in its current direction.
Using the brakes.
Q.14.
Without engine oil:
A vehicle will get better gas mileage.
An engine can be destroyed quickly.
An Anti-Lock Braking System (ABS) won’t work properly.
Q.15.
Backing with a trailer is dangerous because:
It is difficult to see behind the vehicle.
Most trucks do not have the ability to move in reverse.
Cargo may fall out of the trailer.
Q.16.
During the driving test, when asked to make a lane change:
You should not be concerned with other motorists.
You should use your turn signal and change lanes when safe.
You should make the lane change as quickly as possible, even if that means cutting off another driver.
Q.17.
Having weight loaded in a way that creates a high center of gravity:
Increases the likelihood of a rollover.
Increases the likelihood that items will fall down.
Increases the difficulty of unloading the cargo.
Q.18.
Most heavy trucks with manual transmissions require ____ to change gears.
Single clutching
Double clutching
Triple clutching
Quadruple clutching
Q.19.
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.20.
Air pressure should build up in a single air system within:
15 minutes.
12 minutes.
Three minutes.
Q.21.
You should always use at least ____ to secure cargo on a flatbed trailer.
One tie-down
Two tie-downs
Three tie-downs
Four tie-downs
Q.22.
Which of the following is not an example of a distracted person that motorists should be worried about?
A driver talking to a passenger in their vehicle
A child on the side of the road
A construction worker on the side of the road
A person sitting on a bench waiting for a bus
Q.23.
If a load is 10 feet long, it must be secured by a minimum of ____ tie-downs.
Two
Three
Four
Q.24.
Poor weight balance:
Improves a vehicle's handling.
Makes handling a vehicle more difficult.
Increases a driver’s ability to steer.
Makes a vehicle easier to stop.
Q.25.
Don't spend too much time looking at a single mirror because:
Conditions can change quickly.
Looking at mirrors can make you drowsy.
It can result in you driving a long distance without looking at the road.
The mirror may not provide an accurate view of the road.
Q.26.
The use of a hand-held mobile device while driving is:
Prohibited.
Acceptable if weather conditions are clear.
Permitted if use is work-related.
Q.27.
When conducting a vehicle inspection, you will need to identify all of the following, except:
The power steering belt.
The water pump belt.
The alternator belt.
The water compressor belt.
Q.28.
Steering wheel play should be no more than:
10 degrees.
50 degrees.
75 degrees.
Q.29.
To use the stab braking method, you should:
Apply the brakes completely until the wheels lock up, release the brakes until the wheels start rolling, then repeat the process.
Apply the brakes about halfway, but allow the wheels to keep rolling.
Apply the brakes completely until the wheels lock up and the vehicle stops.
Apply the emergency brake until the vehicle starts to slow.
Q.30.
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.31.
During a trip, gauges are:
Often misleading.
The only way a driver can learn of potential trouble with the vehicle.
A way to learn of potential trouble with the vehicle.
Q.32.
Rims with welding repairs:
Are not safe to use.
Are acceptable to be used on tires in the rear of the vehicle.
Are acceptable to be used if carrying a light load.
Q.33.
Which of the following is not a sign of tire failure?
A loud sound
Vibration
Smoother steering
Q.34.
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.35.
Vehicles equipped with Anti-Lock Braking Systems (ABS) have ____ malfunction lamps to indicate when the ABS is not working.
Green
Blue
Yellow
Q.36.
When asked to complete an offset back/right parking maneuver, you should:
Pull straight forward, then back to the right.
Pull straight forward, then back to the left.
Pull forward to the right, then back in a straight line.
Pull forward to the left, then back in a straight line.
Q.37.
When should you slow for a curve?
Before entering the curve
While in the curve
After the curve
Q.38.
What can happen if the exhaust system is not working properly?
Poisonous fumes may enter the cab.
Fumes may exit the rear of the muffler system.
Proper steering may be impossible.
Q.39.
____ is a thin layer of ice that forms on road surfaces.
White ice
Black ice
Green ice
Blue ice
Q.40.
The most important reason to inspect your vehicle before a trip is:
To ensure safety.
To maximize gas mileage.
To wake up before the drive.
To fill up time.
Q.41.
A person driving with an open window in cold weather may be:
A distracted driver.
A person who is dressed inappropriately.
A person who likes fresh air.
Q.42.
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.43.
Good drivers consistently look ____ seconds ahead of their vehicles.
Two to three
Five to six
12 to 15
30 to 45
Q.44.
Most heavy vehicles require ____ to change gears.
Double clutching
Double shifting
Triple clutching
Triple shifting
Q.45.
Bracing is used to:
Make items stand taller in a trailer.
Prevent items from moving in a trailer.
Make it easier to unload items from a trailer.
Q.46.
When making tight maneuvers, it is important for a driver to:
Open their door for a better look.
Use their mirrors.
Flash their headlights.
Q.47.
Stopping distance can be affected by:
Speed.
Engine oil.
Time of day.
Traffic.
Q.48.
While driving a vehicle, if an unusual noise or feeling occurs, the driver should:
Assume it is not a concern and continue driving.
Hope the vehicle makes it until it is switched to another driver.
Check out the situation to determine the proper solutions.
Q.49.
A driver can have:
Two licenses, one for automobiles and one for trucks.
Only one license.
A license for each state in which they plan to drive.
An automobile license from one state and a CDL from another.
Q.50.
If using air tanks with manually operated drains, how often should you drain the tanks?
Every day
Once a week
Once a month
Once every 3,000 miles
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