maine
CDL Practice Test

Welcome to the Maine CDL practice test site. Questions on these practice tests are designed to mirror those that are found on the Maine CDL test. These tests are complimentary and you may take them as many times as you would like. You will be presented with 40 questions and you must answer 34 questions correctly to pass. There is a 50-minute time limit. You may not go back once you answer a question. Click the "Start Quiz" button below to begin.

1 / 40

Which of the following statements about overhead space is true?

an empty van is lower than a loaded one

the weight of the cargo changes a truck's height

warning lights are always installed on low bridges and overpasses

the heights posted at bridges are usually accurate

2 / 40

Check to ensure that____when inspecting the coupling.

the electrical cable is unplugged

there is minimal slack in the air lines

the landing gear handle is free to hang down

there is no slack at all in the air lines

3 / 40

An oncoming vehicle keeps its high beams on. You should deal with this hazard by:

None of these answers are correct.

Turning your high beams on to "get back at them".

Look slightly to the right at a right lane or edge marking, if available.

Quickly flash your high beams to give them fair warning.

4 / 40

In the event of a tire failure you should...

disengage the clutch so you are in neutral gear

pump the brakes until you come to a stop

accelerate quickly until you find a place to pull over

stay off the brake and hold the steering wheel firmly

5 / 40

When should you not use the parking brakes?

when the brakes are hot

while in hot weather

while on a steep hill

when air pressure is low

6 / 40

You should check that the following makes an audible noise:

Radio system

Engine brakes

Air leaks

Electric or air horn

7 / 40

Urban mass transit coaches may have a brake and accelerator interlock system. Which of the following statements is true?

Do not use this safety feature in place of the parking brake.

The interlock applies the brakes and holds the throttle in idle position when the rear door is open.

All of these answers are correct.

The interlock releases when you close the rear door.

8 / 40

This object releases the fifth wheel locking jaw to allow uncoupling.

The release arm

The arm bar

The locking pins

The apron

9 / 40

Tires should should be replaced:

all of these answers are correct

when the tread separates

if the tread depth on your front tires is less than 4/32 deep

when there are broken valve stems

10 / 40

What is the safest way to stop unruly behavior on the bus?

Have the unruly students move to the front of the bus.

Pull off the road in a safe location, secure the bus, stand up, and tell the students what behavior you expect of them.

Keep checking the rear view mirror so you can see what happened and report to the principal.

Yell loudly for the students to sit down and behave themselves.

11 / 40

Select what you should do before leaving the vehicle unattended:

all of these answers are correct

chock the wheels

apply the parking brakes

remove the keys from the ignition

12 / 40

Select the true statement in regards to handing triples and doubles

a sudden movement of the steering wheel may result in the rear trailer tipping over

none of the answers listed

due to the crack the whip effect, the rear trailer of a 100 foot triple is less likely to tip than a single trailer

due to off tracking, a triple bottom rig can come to a stop quicker than a 5 axle semi trailer

13 / 40

The safety catch for the fifth wheel locking lever must be ____ for a coupling to be complete.

threaded through the locking lever

above the locking lever

sticking straight up

below the locking lever

14 / 40

Select the true statement about dual air brake systems.

one system controls the front axle and the other controls the rear axle

all of these answers are correct

there is a single set of brake controls

there is a primary system and a secondary system

15 / 40

You should adjust all the outside left and right side flat mirrors to see:

The entire area to the rear of the mirror along the side of the bus.

The children's exit path out of the main bus door.

The passenger area inside the bus.

The rear right and left tires touching the ground as well as 200 feet behind the bus.

16 / 40

The belt that you need to make sure is securely mounted, without frays, and adjusts and latches properly is the:

The seat/safety belt

The water pump belt

The power steering belt

The air compressor belt

17 / 40

Is it mandatory that all vehicles with air brakes have low air pressure warning signals?

for large vehicles only

yes

for small vehicles only

18 / 40

Buses may NOT have recapped or regrooved tires:

On the outside rear wheels.

On front wheels.

Anywhere except on the front wheels.

When it's been raining.

19 / 40

Select the correct setup for shut-off valves:

the front shut-off valves are closed and the rear trailer valves are open

the rear shut-off valves are closed and the front trailer valves are open

the front and back shut-off valves are open

the front and back shut-off valves are closed

20 / 40

Which of the following is a key steering component?

torque rod

gear box

leaf spring

bearing plate

21 / 40

Spring brakes are usually held back by_____during normal driving.

clamps

air pressure

heat

pressure of the spring

22 / 40

The act of operating a motor vehicle in a selfish, bold, or pushy manner, without regard for the rights or safety of others is known as.

defensive driving

aggressive driving

distracted driving

road rage

23 / 40

On the Hazardous Materials Table, column 1 shows:

How to ship an item.

What materials can be loaded together.

To what shipping mode the information on that line applies.

How much of the material can be put in a vehicle without placarding.

24 / 40

What should you do if the low air pressure warning comes on for only one system in a truck or bus that has a dual air brake system?

stop and safely park your vehicle only continue once the issue has been resolved

continue on with your trip

decrease your speed and head to the closest mechanic

decrease your speed and test the other system

25 / 40

An example of a low pressure warning signal for air brakes is:

a buzzer

all of these answers are correct

red light

a wig wag mechanical arm

26 / 40

Air tanks need to be drained:

to keep the tanks cold when not in use

to keep the tanks warm when not in use

to prevent water and oil from building up in the tank

air tanks should absolutely never be drained

27 / 40

When stopping for railroad tracks, you must stop no closer than how many feet before the nearest track?

28 / 40

You should back up slowly until____when coupling the trailer.

the fifth wheel has just touched the trailer

the rear wheels are visible in the mirror

the tractor comes in contact with the front of the trailer

the cargo inside the trailer shifts

29 / 40

Select the true statement in regards to as why you should make sure the fifth wheel plate is greased as recommended:

To make sure the electrical connections are good.

To decease heat and noise.

To prevent any steering problems.

To make sure that uncoupling easier.

30 / 40

Shifting into a lower gear and removing your foot off of the accelerator to slow your vehicle is known as?

brake fade

anti-lock braking

double clutching

engine braking

31 / 40

When arriving at the destination announce:

The location.

The reason for stopping.

All of these answers are correct.

The next departure time.

32 / 40

Which of the following statements about bus evacuation is true?

If time allows, walk through the bus and close all windows.

If time allows, notify the police.

If time allows, backup to the stop before evacuating the bus.

If time allows, notify the dispatcher about evacuation location, conditions, and type of assistance needed.

33 / 40

You should_____when the low pressure warning is activated:

maintain highway speed and keep an eye on your air pressure gauge

come to a safe stop while you still have control of the brakes

pump the brake pedal to come to a stop immediately

wait until the air brakes kick in automatically

34 / 40

The best way to have control on curves is:

you do not need to do anything different

to shift to a lower gear before entering the curve

keep pressure on the brake pedal through the turn

to decrease to your safe speed before entering the curve and then accelerate through it

35 / 40

What is a king pin?

it is a pin that a driver receives for being a safe driver

it is a pin that holds the wheel on to the axles

it is a pin that locks the trailer to the tractor on the fifth wheel

it is a pin that locks the air brake lines together

36 / 40

Where are shut off valves located on trailers that are doubles or triples?

on parking brake lines

on emergency and service air lines

on service air lines

on emergency air lines

37 / 40

What will occur if you cross the connect the air lines?

the tractor will not be able to move

there will not be air going to the trailer brakes

nothing will occur, it'll funciton as normal

the tractor brakes will lock up

38 / 40

Air pressure loss in a vehicle with a fully charged air system should be less than_______after the initial drop and brake applied.

4 psi a minute

none of the answers listed

3 psi a minute

1 psi a minute

39 / 40

What will happen right away should the service air line come apart but the emergency line is intact while driving a combination vehicle?

the trailer's air tank will leak through the one line

you will come to a complete stop

nothing will occur until you try to use the brakes

the emergency tractor brakes will activate

40 / 40

When using turn signals, which of the following should be avoided?

signal when you want to change lanes

signal before you exit

signal when you are merging into traffic

signal just before you start to make a turn

Your score is

The average score is 0%

4.5/5 - (2 votes)

CDL Category Practice Tests

CDL Practice Test

How To Get A maine Commercial Drivers License

Applicants can apply for their CDL at the age of 21 years old. Those who are between the ages of 18 years old and 21 years old can apply for a CDL with some restrictions. These drivers cannot possess a HazMat Endorsement, drive doubles or triples, or drive out of the state of Maine. All applicants for a Maine CDL must possess a Medical Examiner’s Certificate or DOT medical card.

Any of the following instances will disqualify a driver from obtaining their CDL in the state of Maine.

Having a currently suspended, denied, canceled, or revoked driver’s license.
Having more than one driver’s license from multiple states.
Being convicted of driving impaired in a commercial vehicle 24 months prior to applying.
Having CDL driving privileges revoked in another state.

Applicants applying for a Maine CDL must successfully complete the necessary knowledge and skills test to receive their new driving privileges.

Endorsements
H – Hazardous Materials
N – Tank Vehicles
P – Passenger Transport
T – Doubles / Triples
X – HazMat and Tank Vehicles
L – Air Brakes
S – School Bus

Hit the Open Road

maine CDL License Test Tips

To obtain a Maine CDL and any special endorsements individuals must take one or more knowledge tests. To get a Class A, B, and C commercial driver’s license you must pass a 50 question general knowledge test relating to commercial driving. Class A applicants will need to answer an additional 20 questions about combination driving. When an applicant is seeking endorsements, they will be required to complete one additional knowledge test per endorsement. Tank Vehicle, Doubles, Triples, and Passenger Endorsements all have 20 questions assessments. School Bus Endorsements and Air Brake Restriction Removals require a 25 question test.

Once an applicant passes all necessary knowledge tests, they will be required to complete a skills test. This tests the applicant’s knowledge of hands on driving experience, vehicle inspection, and basic vehicle control. All applicants applying for Passenger Transport and School Bus Endorsements as well as removal of the Air Brakes Restriction must pass an additional skills test.

Additional Information

Information on the Maine Secretary of State Bureau of Motor Vehicles

The Maine Bureau of Motor Vehicles provides the oversight and administration of CDL requirements in Maine. To get more information contact them via:

Website: https://www.maine.gov/sos/bmv/commercial/index.html

Phone: 207.624.9000

Additional Maine CDL Helpful Links

Please use the links below to access more valuable Maine CDL testing resources and to learn more about practice driving tests for the state of Maine.

maine CDL Practice Test

CDL Category Practice Tests

CDL Practice Test

How To Get A maine Commercial Drivers License

Hit the Open Road

maine CDL License Test Tips

Additional Information

Information on the Maine Secretary of State Bureau of Motor Vehicles

Additional Maine CDL Helpful Links

maine
CDL Practice Test