arizona
CDL Practice Test

This site contains free CDL practice tests for Arizona. You can take these practice tests as many times as you would like as you prepare for the Arizona CDL test. Questions are derived from various CDL topics that are represented in the Arizona CDL manual. You will be presented with 40 questions and you must answer 34 test 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 your Arizona CDL practice test.

1 / 40

Which of the following is NOT an appropriate reason to flash your braking lights?

to signal to tailgaters that they are too close to your vehicle

to warn drivers behind you when you need to slow down

to warn vehicles approaching you from behind that you are driving slowly

to alert drivers behind you that there are hazards ahead

2 / 40

With the controlled braking method, you _____?

apply the brakes all the way until the wheels lock up, release the brakes and apply them again when the wheels start to roll again

lightly apply braking pressure

repeatedly tap the brakes as fast as you can

apply the brakes as hard as you can without locking the wheels

3 / 40

How do you know when your brakes are fading?

the brake pedal flops to the cabin floor

to control your speed on a downgrade you have to push harder on the brake pedal

your speed increases when pressure is removed from the brake pedal

to control your speed on a downgrade you have to apply less pressure to the break pedal

4 / 40

How should the shut off valves at the rear of the trailer be when inspecting doubles?

none of the answers listed

open at the rear of the last trailer and front trailer

closed at the rear of the last trailer and open at the rear of the front trailer

closed at the rear of the last trailer and front trailer

5 / 40

Which of the following statements about the bus interior is false?

If there is a red emergency door light, it must work.

Never drive with an open emergency exit door or window.

If you use your outside lights, you don't need to turn on red emergency door light.

The seats must be safe for riders all seats must be securely fastened to the bus.

6 / 40

Select the two things that are important in preventing a rollover:

maintaining properly inflated tires and an even load on the trailer

the length and weight of the vehicle

drive slowly around turns and keep the center of gravity of the cargo as high as possible

drive slowly around turns and keep the cargo as close to the ground as possible

7 / 40

Select the reason as to why air tanks need to be drained:

tanks usually do not need to be drained

to provide greater control of your vehicle

to prevent the left sided brake from locking up

to release water and other contaminents which may cause brakes to fail in freezing weather

8 / 40

Select the definition for outage:

It is loss of power to the headlights.

It is how much power is lost to the hydraulics.

It is the liquid that must be drained off to meet legal carry limit.

It is the process of liquid expansion as it becomes warm.

9 / 40

This should have no illegal stickers, dirt, obstructions, or damage to the glass.

None of the answers listed

The headlights

Mirrors and windshield

The rearview mirror

10 / 40

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

braking power can only be tested by licensed mechanics

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

it depends on the adjustment of the service brakes

the braking prower increases when the brakes are hot

11 / 40

Off-tracking happens when going around a corner and:

the front part of the trailer pulls to the right

the rear part of the trailer goes into the shoulder

the rear wheels follow the front wheels in a straight path

the rear wheels follow a different pathway than that of the front wheels

12 / 40

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

above the locking lever

sticking straight up

below the locking lever

threaded through the locking lever

13 / 40

The two main things to look ahead for while driving are _____.

truck stops and police

fire and flooding

bridges and tunnels

traffic and road conditions

14 / 40

The container for the mechanism that transforms the steering column action into wheel action is:

Steering linkage

Air brake system

Locking pin

Steering hoses/box

15 / 40

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

is at half of the maximum pressure

is between 50 and 80 psi

at a normal pressure

is between 40 and 60 psi

16 / 40

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

Fire extinguisher, spare electrical fuses (unless equipped with circuit breakers), and emergency reflectors.

Repair kit, spare electric fuses (unless equipped with circuit breakers), and fire extinguisher.

Emergency reflectors, fire extinguisher, signal flares and tire repair kit.

Hydraulic jack, fire extinguisher, signal flares.

17 / 40

It is good practice to_____when uncoupling.

have the glad hands coupled to the dummy couplers

make sure the electrical cable is hanging with the plug end down

all answers are appropriate

have the glad hands coupled together

18 / 40

Select the statement that is true in regards to quick steering movements and triple/double trailers:

as you perform quick steering movements you should apply pressure to the brake pedal

they flip over due to quick steering movements a lot easier than other vehicles

it is easier to countersteer compared to other vehicles

there are no issues that occur from quick steering

19 / 40

When you have a major leak in the service line and put on the brake, the service air pressure will escape and cause the:

the trailer tank pressure to decrease

none of the ansers listed

the tractor spring brakes to activate

the trailer emergency brakes to activate

20 / 40

Select how you can tell if your vehicle is equipped with an anti-lock braking system:

the vehicle is manufactured after 1990

the vehicle is manufactured after 2005

the vehicle is manufactured after 2001

the vehicle is manufactured after 1998

21 / 40

Select the item that is not checked in the engine compartment:

The power steering fluid

The oil pressure

The coolant level

The level of the oil

22 / 40

It is important for driving safety to always be looking ahead. Which of the following is NOT a recommended time/distance that you should be looking ahead?

about 1/4 mile for open highway driving

about 5 car lengths on the highway

about 12-15 seconds

about 1 block for city driving

23 / 40

What product is typically carried in a liquid tank trailer without baffles?

Food or milk products.

Fertilizer.

Fuel.

Hydrogen peroxide.

24 / 40

How can you check slack adjusters?

it is not possible to check manually

by pulling hard on each slack adjuster

by using a fixed wrench

by frequently checking the pressure gauge

25 / 40

You are driving a 60 foot truck at 55 MPH, how much space (in seconds) should you keep in front of you?

7 seconds

5 seconds

8 seconds

6 seconds

26 / 40

If you are drowsy, you should _____ before you drive.

get sleep

drink coffee

take a cold shower

do a little exercise

27 / 40

What position should the heaviest trailer be in when pulling 3 trailers?

in the back

it makes no difference

in the middle

in the front

28 / 40

When transporting hazardous waste, you must:

All of these answers are correct.

Sign a uniform hazardous waste manifest.

Have the word "waste" before the name of the material on the bills.

Carry a uniform hazardous waste manifest in the truck.

29 / 40

You should line up_____when getting ready to back under the trailer.

about 12 degrees to the left of the trailer

above 12 degrees to the right of the trailer

for the kingpin to activate on the driver's side first

directly in front of the trailer

30 / 40

Select the accurate statement in regards to rolling up the landing gear to complete the coupling process.

you should use a high gear to make the process faster

you should use a low gear until the tractor is supporting the trailer

you should leave the landing gear at the half way mark to make the uncoupling process easier later

you should grease the landing gear the increase the speed of the process

31 / 40

Select the true statement in regards to the liquid inside of a bulk tank causing a tank truck to roll sideways.

It can occur even with baffles inside that slow the flow.

It can occur when driving through a curve.

All answers listed.

It can occur even when driving at the posted speed limit.

32 / 40

Select the step that comes first:

lower the landing gear

shift into reverse

apply a firm pressure to the trailer brakes

connect the air supply lines

33 / 40

You are inspecting the_____when looking for broken welds, cracks, holes, or other damage to the longitudinal frame member, cross members, box, and floor.

apron

catwalk

frame

fifth wheel

34 / 40

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

at a normal pressure

at half of its normal pressure

at a level of 50 and 70 psi

at a level of 70 and 90 psi

35 / 40

Select the purpose of fanning air brakes:

it increases the air pressure

it cools them down

lower air pressure

it decreases the braking power

36 / 40

With Division 1.1, 1.2, or 1.3 Class A or B, how close can you park to a bridge, tunnel, or building?

Do not park within 100 feet.

Do not park within 200 feet.

Do not park within 300 feet.

Do not park within 500 feet.

37 / 40

What does the drain valve for air tanks remove?

air and oil

oil and water

oil and dirt

water and air

38 / 40

This object should not have any missing parts, be fully raised, the crank handle is secured, and that there is no damage to the frame.

Landing gear

Drop arm

Release arm

Lifts/doors/tires

39 / 40

You may use DANGEROUS placards instead of separate placards for each Table 2 hazard class when:

The correct answer is not listed.

Both of these conditions must be met.

You have not loaded 2,205 pounds or more of any table 2 hazard class material at any one place (you must use the specific placard for this material).

You have 1,001 pounds or more of two or more table 2 hazard classes, requiring different placards.

40 / 40

With the engine cut off and the brakes released the air loss in a straight truck or bus should not be more than:

5 psi in a minute

2 psi in a minute

3 psi in a minute

4 psi in a minute

Your score is

The average score is 0%

5/5 - (1 vote)

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CDL Practice Test

How To Get An arizona Commercial Drivers License

All Arizona CDL applicants must possess a valid driver’s license and meet the many eligibility requirements listed here. Arizona residents who are 21 years or older may apply for a commercial driver’s license and any specific endorsements offered. Those residents who are between the ages of 18 and 21 can apply for a restricted commercial driver’s license that only offers intrastate driving and limited endorsement availability. All applicants must possess a medical card from a qualified DOT Medical Examiner.

Any applicants that have the following attributes will be disqualified from receiving a CDL:

Being convicted in the past two years of driving a commercial vehicle under the influence.
Having more than one driver’s license.
Having commercial driving privileges revoked in Arizona or any other U.S. State.
Having a suspended or revoked driver’s license.

Those applying for their Arizona-issued commercial driver’s license will be required to take two assessments. These include the knowledge test and the skills test. Depending on the Class and Endorsements that an applicant is seeking, they may be required to partake in more than one knowledge test.

Endorsements

S – School Bus
P – Passengers
T – Doubles and Triples
N – Tanks
H – Hazardous Materials
X – Tanks with Hazmat

Hit the Open Road

arizona CDL License Test Tips

All knowledge tests require a passing score of 80 percent or higher for the applicant to receive their Arizona Commercial Driving Permit. The general knowledge test is comprised of 50 questions regarding commercial vehicles and driving them. Class A drivers will be required to not only complete the general knowledge test, but also a 20 question assessment about combination vehicles. Those seeking endorsements will be required to take a test for each endorsement sought. Hazmat Endorsement requires a 30 question assessment. School Bus Endorsement and the Air Brake Restriction Removal requires a 25 question assessment.

In order to assess an applicant’s ability to operate a commercial vehicle, Arizona testing facilities will require skills tests. These skills tests are comprised of a pre-trip vehicle inspection, on-road driving test, and evaluation of basic control skills. Any applicant that is seeking an endorsement must take the skills test in the type of vehicle the endorsement is intended for.

Additional Information

Information on the Arizona Department of Motor Vehicles

The Arizona DMV regulates the certifying and testing of commercial drivers in the state. To get more information contact them via:

Website: https://www.azdot.gov/motor-vehicles/driver-services/commercial-driver-license

Phone: 602.255.0072

Additional Arizona CDL Helpful Links

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

arizona CDL Practice Test