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

The average person requires how many hours of sleep per 24 hour period?

6 or 7

5 or 6

7 or 8

8 or 9

2 / 40

The driver's manual advises you to disconnect the steering axle brake to keep the rig straight:

in ideal conditions

when it is raining

whever you feel like it

never

3 / 40

In what position should the converter dolly air tank drain valve be in for double trailer combination?

in a 1/3 open position

in an open position

in a halfway closed position

in a closed position

4 / 40

Select the false statement about suspension:

Check for broken or cracked spring hangers.

Check for shifted, missing, or cracked leaf springs.

Check to make sure torsion bars and/or arms are lubricated.

Check for distorted or broken coil springs.

5 / 40

For what reason do you keep the starter switch key in your pocket during the pre-trip inspection?

so you don't lose it

so no one moves the vehicle while you are inspecting underneath it

you will need it to open the side box

you will need it to inspect the trailer

6 / 40

Which of these statements about signaling is correct?

Signaling is a warning, not a request.

Signal your intentions early and continuously.

Leave your signal on long after you've changed lanes.

Signal to others that it is safe to pass your bus.

7 / 40

Of the following hazardous material classes, which is the most dangerous?

Division 62

Division 61

Division 63

Division 64

8 / 40

Select the true statement about stop valves in a cargo tank:

They will fall off in an emergency.

They will close in an emergency.

They are manually operated.

They protect the piping and tank during rear end collisions.

9 / 40

Forward and back surge is powerful in this type of tanker.

Smooth bore

Waffle

Bulktruck

Hard stroke

10 / 40

Select the true statement in regards to the braking power of spring brakes.

it depends on the adjustment of the service brakes

braking power can only be tested by licensed mechanics

it will not be affect by the condition of the service brakes

the braking prower increases when the brakes are hot

11 / 40

Buses may NOT have recapped or regrooved tires:

Anywhere except on the front wheels.

When it's been raining.

On front wheels.

On the outside rear wheels.

12 / 40

To prevent a roll over a driver can 1) keep the cargo as low to the ground as possible and 2) _____.

drive while intoxicated

have the fifth wheel's free play as tight as possible

take turns slowly

have the brakes properly adjusted

13 / 40

What do you check when doing a visual inspection of the coupling?

the locking jaw is closed around the kingpin and there is no space beween the lower and upper fifth wheel

that the locking jaw is open around the kingpin and that there is some space between the lower and upper fifth wheel

none of the answers listed

that the locking jaw is closed around the kingpin and that there is no space between the upper and lower fifth wheel

14 / 40

What does the amount of liquid you can carry depend on?

The outage of the liquid.

The material the baffles are made from.

The center of gravity.

The vehicle's horsepower rating.

15 / 40

A placarded vehicle must carry what type of fire extinguisher?

One with a rating of 10 a/b minimum.

One with a rating of 5 b/c minimum.

One with a rating of 5 a/b minimum.

One with a rating of 10 b/c minimum.

16 / 40

Select the true statement about baffled tankers:

It has walls with holes inside for liquid to flow through.

It has hollow balls in it to slow the motion of the liquid in the trailer.

None of the answers listed.

It has separate tanks.

17 / 40

What are some things you should check on the front of your vehicle when doing the walk-around inspection?

oil, transmission, air compressor, radiator

tires, steering parts, suspension parts, headlights

low beams, high beams, four way flashers, turn signals

windshield, wipers, mirrors, hood latches

18 / 40

A tractor should not be backed under a trailer until the whole air system is:

at half of its normal pressure

at a level of 70 and 90 psi

at a normal pressure

at a level of 50 and 70 psi

19 / 40

You must first______to supply air to the trailer.

turn off the engine so you can hear the brakes

cross the air lines to check for the presence of leaks

pull out the tractor protection valve

push in the tractor protection valve

20 / 40

What is the most important reason for doing a vehicle inspection?

to insure that you will achieve the best gas mileage

to save you money by preventing costly repairs

safety for yourself and other road users

federal and state laws require you to inspect your vehicle

21 / 40

Select which is not an engine compartement belt:

An air compressor belt

A power steering belt

A water pump belt

A safety belt

22 / 40

The safety valve is usually set to open at:

225 psi

75 psi

150 psi

125 psi

23 / 40

What color are all school buses painted?

Florescent yellow.

Orange yellow.

The individual district decides the exact color.

National school bus yellow.

24 / 40

To decide which placards you need, if any, what three things do you need to know?

Materials hazard class, percentage of total volume, and amount of all hazardous materials on your vehicle.

Packing group numbers, amount being shipped, and amount of all hazardous materials of all classes on your vehicle.

Materials hazard class, location being shipped, and amount of all hazardous materials on your vehicle.

Materials hazard class, amount being shipped, and amount of all hazardous materials of all classes on your vehicle.

25 / 40

Why should you test the tractor protection valve?

to avoid the emergency brakes kicking on due to loss of air

to avoid loss of air from the air hose

all answers listed

to avoid loss of air from the trailer brakes

26 / 40

The trailer height is correct for connecting a converter dolly to a second trailer when:

the trailer will slightly lower when the converter dolly backed under it

the top of the kingpin lines up with the locking jaws

the trailer will slightly rise when the converter dolly is backed under it

the kingpin is resting behind the fifth wheel

27 / 40

This object should not be damaged, bent, or rusted through and be evenly centered with the tires and dual wheels evenly separated.

All answers listed

Budd spacing or spacers

Lug bolts

Tire rims

28 / 40

If you are hauling hazardous materials and have ___ tires on your vehicle, you must stop and check them every time you park.

dual

bias

treaded

radial

29 / 40

You must be alert for road hazards so that:

Accident reports will be accurate.

You will have time to plan your escape if the hazard becomes an emergency.

You can help impaired drivers.

Law enforcement personnel can be called.

30 / 40

Select the definition of "off-tracking."

it is when the trailer wheels go in a different direction from the front wheels

none of the answers listed

it is when the rear wheels of the vehicle follow a different path way than that of the front wheels

it is wheen the rear wheel skid and the front wheels maintain a straight path

31 / 40

Which of the following must drivers have in their possession while transporting class A or B explosives?

None of these answers are correct.

A gas mask.

The carrier's insurance policy.

The written route plan.

32 / 40

Select the situation in which you should use the hand valve to park a combination vehicle.

in no situation

during the winter

when parking at loading docks

when parking on a grade

33 / 40

Liquid surge affects the handling of a tanker by:

Moving the truck in the direction of liquid flow.

Decreasing the wind drag.

Allowing you to stop faster.

Allowing you to take tighter turns.

34 / 40

Signs of distracted drivers include:

drivers having conversations with passengers

individuals listening to music too loudly

vehicles exiting the roadway

individuals driving at a consistent speed above the speed limit

35 / 40

The object that doesn't get checked at the side of the trailer is the:

The locking pins/tandem release arm

Electrical/air connections

The landing gear

The frame

36 / 40

Which seats must have a seat belt:

All of these answers are correct.

Women and children seats.

Senior citizen seats.

The driver's seat.

37 / 40

Which of the following is the proper definition of a cargo tank?

None of these answers are correct.

A bulk container permanently attached to a vehicle.

A bulk container which can be securely affixed to a vehicle.

A bulk container not permanently attached to a vehicle.

38 / 40

What is the minimum amount of distance you should maintain when driving at 50 mph in ideal conditions with a 100 ft twin trailer combination?

6 seconds

8 seconds

11 seconds

13 seconds

39 / 40

Select the true statement about dual air brake systems.

all of these answers are correct

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

there is a primary system and a secondary system

there is a single set of brake controls

40 / 40

After coupling with a trailer, what position should the front trailer supports be in before driving away?

raised to the top and then taken 3 cranks down and the crank handle stored in its bracket

in the fully raised position with the crank handle secured to its bracket

raised half way with the crank handle stored in the cab

none of the answers listed

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