new mexico
CDL Practice Test

Welcome to the CDL practice test site for New Mexico. Our test questions are designed to prepare you for the questions you’ll see on the official New Mexico MVD CDL Test. You are welcome to take these CDL practice tests as many times as you like, the tests are free. 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 Test" button below to begin.

1 / 40

Mirrors with a convex surface or "spot" mirrors _____.

make things look farther away and smaller than they actually are

they show a larger area than flat mirrors so do not need to be checked as often

are illegal in most states

make things look closer and larger than they actually are

2 / 40

You must carry a gas mask with you when transporting:

Liquid gas

Flammable materials

Chlorine

Poison

3 / 40

The best way to have control on curves is:

you do not need to do anything different

keep pressure on the brake pedal through the turn

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

to shift to a lower gear before entering the curve

4 / 40

To be sure that air is supplied to the second trailer:

open the emergency line shut off at the back of the second trailer

keep an eye of the air gauge for a drop of 30 psi

while driving at 10 mph, use the hand valve. The vehicle should stop in the same distance of a single trailer moving at 5 mph

crank the engine brake

5 / 40

Is this statement true or false: You do not need to use the parking brake if are leaving your vehicle for a short amount of time.

false

only when the vehicle has over 60,000 miles on it

true

only when the vehicle has over 25,000 miles on it

6 / 40

The transport index of a radioactive material:

Is something that only the shipper needs to worry about.

None of these answers are correct.

Tells the degree of control needed during transportation.

Is another way of writing the weight of the package.

7 / 40

Select when you should use the hand valve to park a combination vehicle.

when parking on a downgrade

when parking at a loading dock

never

when parking in a commercial lot

8 / 40

You should_____to uncouple the converter dolly.

chock the wheels, lower the landing gear, and disconnect the safey chains

chock the wheels, disconnect the safety chains, and then lower the landing gear

disconnect the safey chains, lower the landing gear, and chock the wheels

lower the landing gear, disconnect the safety chain, and chock the wheels

9 / 40

Cargo tanks are:

Bulk packaging temporarily attached to your vehicle.

Filled while they are off your vehicle, then attached for transportation.

Bulk packaging permanently attached to your vehicle.

Only made in one size.

10 / 40

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

at a level of 70 and 90 psi

at half of its normal pressure

at a normal pressure

at a level of 50 and 70 psi

11 / 40

In what position should the shut off valves on a the rear of the front trailer be in on a set of double trailers?

in a 1/3 way open position

in an open position

in a halfway open position

in a closed position

12 / 40

When is it best to wear your seat belt?

Only if required by company policy.

Only when you will be driving over 35 mph.

Always.

Only if your bus holds more than 27 people.

13 / 40

Front wheel brakes are good under what kind of conditions?

ideal weather conditions

icy or wet conditions

any weather conditons

they are not ideal

14 / 40

What should you hear when you have the hand valve on and are testing the trailer brakes by opening the service air line at the back of the trailer?

air leaving the open valve

the emergency line valve to release air

the service brakes more to a fully applied position

the engine brake to kick on

15 / 40

What is the stopping distance for a tractor trailer that is traveling at 55 mph on dry pavement?

about 600 feet with is about two football field lengths

about 150 feet which is 1/2 of a football field

about 300 feet which is about a football field length

about 200 feet which is 2/3 of a football field

16 / 40

Puddles or dripping fluids from the underside of the transmission and engine may indicate:

A leak from the engine

A leaking line or hose

All of these answers are correct

Problems with the water pump

17 / 40

When checking the wheelchair lift, the things you should look for are:

Stripped screw drive linkages and fluid drips.

Leaking, damaged, or missing parts and that the lift is fully retracted and latched.

Bent or dinged lift floor.

Leaking, damaged, or missing wheelchairs.

18 / 40

Select whether the following statement is true or false: Front wheel brakes are good to use in all conditions.

only in ideal conditions

false

true

only in bad weather

19 / 40

A disruptive passenger:

Should not be discharged where it would be unsafe for them.

Is not your responsibility.

May be thrown off the bus.

Should not be allowed on the bus.

20 / 40

There must not be more than_____for engine compartment belts.

1/2 inch of play at the end of the belts

1/2 inch of play at the center of the belt

3/4 inch of play at the center of the belt

1/4 inch of play at the ends of the belt

21 / 40

A slack adjuster is:

a lever that connects the brake camshaft with the brake chamber

a lever that connects the brake chamber push rod with the foundation brake camshaft

a lever that connects the return spring and the brake chamber push rod

a lever that connects the brake drum to the brake shoe

22 / 40

What can side to side surge cause?

A roll over.

An engine system failure.

An increase in speed.

A spontaneous combustion.

23 / 40

You should check____when loading the small tanks of a cargo tank with bulkheads.

the expansion rate

the weight distribution

none of the answers listed

the fuel to air ratio

24 / 40

The reason a bulk liquid tanker is hard to handle is:

Because the cargo has a high density.

Because of the high friction point.

Because the cargo has a low center of gravity.

Because the cargo has a high center of gravity.

25 / 40

What are spring brakes?

they are big springs with air pressure in them if the air pressure decreases, the brakes are applied

none of the answers listed

they are large springs that are held closed by air pressure if the air pressure is increased the brakes are applied

they are powerful springs that are restrained by air pressure when the air pressure is removed, the brakes are applied

26 / 40

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

to insure that you will achieve the best gas mileage

safety for yourself and other road users

to save you money by preventing costly repairs

federal and state laws require you to inspect your vehicle

27 / 40

What does the amount of liquid allowed in the tank depend on?

Whether and how much the liquid will expand during the trip.

The legally allowed weight limits.

All answers listed.

The size of the tank.

28 / 40

Why should you not use the trailer hand brake to straighten out a jack knifing trailer?

none of the answers listed

this is the only situation in which you should use the hand brake

the trailer wheels caused the skid in the first place once the trailer wheels grip the road again, the trailer will start to follow the tractor and straighten out

the tractor wheels caused the skid in the first place once the trailer wheels grip the road again, the trailer will start to push the tractor and straighten out

29 / 40

It takes special care to drive tankers with liquid in them because:

The high center of gravity of the load.

The low center of gravity of the load.

The baffles create odd rocking motions.

The movement of the liquid even when the truck is stopped.

30 / 40

Your vehicle is going down a long hill and your brakes begin to fail. What should you do?

downshift

put the gears in neutral

look for an escape ramp or an escape route

pump the brake pedal

31 / 40

You should have the fifth wheel plate greased as recommened because:

it will ensure a good air line connection

it will reduce noise and heat

it will prevent steering problems

it will ensure a good electrical connection

32 / 40

Air brake systems should not lose air faster than____when testing for air leakage rates in combination vehicles before applying the brake pedal.

5 psi a minute

3 psi a minute

2 psi a minute

6 psi a minute

33 / 40

School buses are one of the safest means of transportation. What two key factors contribute to this impressive safety record?

School district policies and police involvement.

Bus drivers and driver training.

Vehicles and road conditions.

Vehicles and drivers.

34 / 40

Your engine runs a pump when you are delivering compressed gas. Should you turn off your engine before or after you unhook the hoses after finishing that delivery?

Leave it on the entire time.

Turn it off on arrival—use other power to run the pump.

Turn it off before unhooking.

Turn if off after unhooking.

35 / 40

You should check your mirrors while making a lane change:

after you have completed the lane change

all answers listed

right after you start the lane change

after you signal your intent to change lanes

36 / 40

What is the correct number of red reflective triangles that you should carry?

five

three

one

seven

37 / 40

What school bus accidents should be reported?

Only accidents casusing injury.

All accidents.

Only accidents determined to be the fault of the bus driver.

No accidents.

38 / 40

Which of the following types of emergency equipment must you have on your bus?

Fire extinguisher, spare electric fuses, and reflectors.

Reflectors, fire extinguisher, and accident reporting kit.

Spare electric fuses, fire extinguisher, and accident reporting kit.

Hydraulic jack, fire extinguisher, and signal flares.

39 / 40

The air leakage rate for a combination vehicle should not exceed ____psi a minute.

40 / 40

Select the statement that describes how you could damage the landing gear.

back under the trailer at an angle

back under the trailer in a straight path

have the trailer kingpin centered over the fifth wheel

have the tractor and trailer aligned

Your score is

The average score is 0%

5/5 - (1 vote)

CDL Category Practice Tests

CDL Practice Test

How To Get A new mexico Commercial Drivers License

To be eligible for a CDL in New Mexico, applicants must meet the following age eligibility requirements.

Be at least 18 years old to operate a commercial vehicle intrastate (within New Mexico).
Be at least 21 years old to operate a commercial vehicle interstate (outside of New Mexico).

To be eligible to operate a commercial vehicle in New Mexico, applicants must provide verification that they are medically fit to operate a commercial vehicle. New Mexico applicants must pass a vision test.

Applicants in New Mexico are required to submit the following documents when they apply for a CDL.

(Form MCSA-5876) Medical Examiner’s Certificate
CDL Holder Self-Certification form

Drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in New Mexico. Applicants must possess a basic Class D driver’s license.

New Mexico CDL Endorsements
H – Hazmat Vehicles
N – Tank Vehicles
P – Passenger Vehicles
S – School Bus
T – Towing a Double or Triple Trailer
X – Combination Tank Vehicles and Hazardous Materials

Hit the Open Road

new mexico CDL License Test Tips

Every New Mexico CDL applicant must pass the general knowledge test prior to taking the skills test. To pass the knowledge test, applicants must score 80 percent or higher. There are additional tests for applicants who want to earn endorsements to drive specialized commercial vehicles. The New Mexico skills test can be taken 14 days after applicants pass the knowledge test. It includes a pre-trip vehicle inspection, basic vehicle control and on-road driving tests. The knowledge and skills tests are scored independently.

Military veterans who were discharged within 90 days of the application and current military members can apply to have the skills exam waived if they meet certain requirements. To qualify for a waiver, applicants must:

Be a resident of New Mexico.
Have operated an equivalent vehicle to a commercial motor vehicle in the military for at least 2 years before they apply for the CDL.
Submit an Application for Military Skills Test Waiver that is signed by the commanding officer.

Additional Information

Information on the New Mexico Motor Vehicle Division

The New Mexico Motor Vehicle Division provides oversight for the CDL license requirements in New Mexico. To get more information contact them via:

Website: http://www.mvd.newmexico.gov/commercial-drivers-licenses.aspx

Phone: 888.683.4636

Email: [email protected]

Additional New Mexico CDL Helpful Links

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

new mexico CDL Practice Test

CDL Category Practice Tests

CDL Practice Test

How To Get A new mexico Commercial Drivers License

Hit the Open Road

new mexico CDL License Test Tips

Additional Information

Information on the New Mexico Motor Vehicle Division

Additional New Mexico CDL Helpful Links

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CDL Practice Test