utah
CDL Practice Test

Welcome to the Utah CDL practice test site. As you prepare to obtain your CDL in Utah, have this site be a guide for practicing common test questions. You can take these practice test questions as many times as you like, and the site is free to use as you prepare to take the Utah CDL test. 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

The amount of liquid you can carry depends on:

All answers listed.

The density or weight of the liquid.

How much the liquid will expand during the trip.

How much you can legally carry.

2 / 40

When should you avoid using the parking brake?

whenever you park

while on an incline

when the air pressure is low

when the brakes are hot

3 / 40

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

never

whever you feel like it

in ideal conditions

when it is raining

4 / 40

Select the factors that can cause your brakes to fade or fail:

not relying on engine braking enough

using the service brakes excessively

the brakes are out of adjustment

all of these answers are correct

5 / 40

Animals and human foodstuffs should not be loaded in the same vehicle with?

Explosives

Flammable gases

Poisons

Flammable liquids

6 / 40

The two other places where the hazardous identification number must appear are:

On the gas tank and a sticker in the glove compartment.

Any bulk packaging and the cargo tanks.

On a temporary license plate holder and the steering wheel.

On the back of the truck and inside the glove compartment.

7 / 40

The shipping papers for hazardous materials can be found:

In a pouch on the driver's door.

On the driver's seat when out of the vehicle.

In clear view, within reach while driving.

Any of the above locations.

8 / 40

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

Division 62

Division 61

Division 64

Division 63

9 / 40

Select the true statement in regards to the center of gravity for tanks:

The vehicle can handle higher speeds around curves than other large trucks.

The vehicle can turn over even when driving at the posted speed limit for curves.

The center of gravity is generally lower than with other large trucks.

None of the answers listed.

10 / 40

After deciding the type of evacuation that is necessary, the next step you must take is:

Opening the emergency exits.

Dangle the radio microphone out of the driver window for later use.

Securing the bus.

Notifying the dispatch office of the evacuation.

11 / 40

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

The air compressor belt

The water pump belt

The power steering belt

The seat/safety belt

12 / 40

You are checking the_______when looking at the dipstick to see if the lubrication is at the safe operating range or above the refill line.

oil level

coolant level

battery fluid level

washer fluid level

13 / 40

What do you need to do to supply air to the air tanks of the second trailer?

open the shut off valve at the back of both trailers

none of the answers listed

open up the shutt off valves on the rear of the first trailer and close the shut off valve at the back of the second trailer

close the shut off valves at the back of each trailer

14 / 40

How do you hook a combination to a second trailer without spring brakes and without using wheel chocks?

disconnect the air supply lines after supplying air to the trailer air system via the tractor

have the trailer electric cord to a generator so it can supply braking power

go ahead and couple it

make sure the trailer won't roll when coupling

15 / 40

You must first______to supply air to the trailer.

pull out the tractor protection valve

turn off the engine so you can hear the brakes

cross the air lines to check for the presence of leaks

push in the tractor protection valve

16 / 40

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

in the front

in the middle

it makes no difference

in the back

17 / 40

Before pulling away, make sure the landing gear of the trailer is:

Raised and that the handle is hanging free.

Raised and that the handle is secured.

Down and that the handle is secured.

Down and that the handle is hanging free.

18 / 40

Unless you_____you will feel the effects of a liquid surge.

gradually come to a stop

haul thick liquids

all answers listed

make turns carefully and slowly

19 / 40

What should you hook up before backing a tractor to a trailer for coupling?

the electrical service line

the service and emergency air lines

there is nothing to be hooked up

the safety bar

20 / 40

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

2 psi a minute

3 psi a minute

6 psi a minute

5 psi a minute

21 / 40

How often should you check your cargo?

after every break you take during driving

within the first 50 miles after beginning a trip

every 150 miles or every three hours

all of these answers are correct

22 / 40

The 3 parts of the air brake system are: service brakes, parking brakes, and ____.

bolt brakes

v-cam brakes

disc brakes

foot brakes

23 / 40

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

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

you should use a high gear to make the process faster

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

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

24 / 40

Charter drivers should not:

Explain rules at the start of the trip.

Mention rules at the start of the trip.

Allow riders on the bus until departure time.

Remind riders about rules once trip begins.

25 / 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?

the emergency line valve to release air

the engine brake to kick on

the service brakes more to a fully applied position

air leaving the open valve

26 / 40

Anti-lock brakes:

Lengthen stopping distance.

Keep your wheels from locking during hard brake application.

Work only when you activate in-cab switch.

Are not available in mosst busses.

27 / 40

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

closed at the rear of the last trailer and front trailer

open at the rear of the last trailer and front trailer

none of the answers listed

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

28 / 40

____is what can legally hold the parking brake or emergency brake in position for a bus, truck, or truck tractor.

Brake pressure

All of these answers are correct

Air pressure

Spring pressure

29 / 40

Carry-on baggage cannot be stored:

On the seats.

Under the seat.

In the aisles and stairwells.

Behind the seats.

30 / 40

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

traffic and road conditions

truck stops and police

fire and flooding

bridges and tunnels

31 / 40

A minimum tread depth of 2/32 inch is required for:

Donut tires.

Non-steer axle tires.

Driving axle tires.

Parking axle tires.

32 / 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

decrease your speed and head to the closest mechanic

continue on with your trip

decrease your speed and test the other system

33 / 40

What is the main difference between a portable tank and a cargo tank?

Portable tanks must additionally show the owner or lessee's name on them.

Cargo tanks are permanently attached, portable tanks are temporarily attached.

All of these answers are correct.

Cargo tanks are filled while on the vehicle, portable tanks are filled while off the vehicle.

34 / 40

Overhead inside mirror is used to:

see the area where students exit the bus

see all of the students

monitor traffic that approaches and enters the blind spot area

see the blind spot immediately behind the bus

35 / 40

What is a king pin?

it is a pin that locks the air brake lines together

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

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

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

36 / 40

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

They will close in an emergency.

They are manually operated.

They protect the piping and tank during rear end collisions.

They will fall off in an emergency.

37 / 40

This object should not be spliced, cut, chafed, or worn through to allow steel braid to show.

The lockjaw

Tires

Electric/air lines

Mud flaps

38 / 40

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

downshift

pump the brake pedal

look for an escape ramp or an escape route

put the gears in neutral

39 / 40

Select the false statement about tractor protection valves.

air is allowed to leak from the tractor line when it is closed

the trailer air supply valve in the cab controls it

should the trailer air leak, it keeps the air in the tractor

if the air pressure is low it will automatically close

40 / 40

The parking brakes should be used____in air brake vehicles.

only during post trip inspection

only when parked on an incline

every time the vehicle is parked

as rarely as possible

Your score is

The average score is 0%

5/5 - (1 vote)

CDL Category Practice Tests

CDL Practice Test

How To Get A utah Commercial Drivers License

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

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

Applicants who are under the age of 21 years old will not be permitted to apply for endorsements in HAZMAT, passenger vehicles and school buses.

Utah CDL applicants must be certified that they are medically fit to operate a commercial vehicle and pass a vision test. Applicants are required to submit the following documents.

(Form MCSA-5876) Medical Examiner’s Certificate

(CDL-42) Commercial Driver’s License Medical Self Certification

Drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in Utah. Applicants can be disqualified for having multiple licenses.

Utah CDL Endorsements

H – Hazmat Vehicles
N – Tank Vehicles
P – Passenger Vehicles
S – School Bus
T – Double or Triple Trailer
X – Combination Tank Vehicles and Hazmat Vehicles

Hit the Open Road

utah CDL License Test Tips

All Utah CDL applicants must pass the general knowledge test prior to taking the skills test. This test consists of 50 questions. To pass the Utah test, applicants must score 80 percent or higher. Applicants who require additional endorsements must pass additional tests and pay the required fees. The Utah skills test can be taken 14 days after applicants pass the knowledge test. It includes a pre-trip vehicle inspection, basic control skills, and on-road driving. Applicants must pass each section.

Military veterans and current military members can apply to have the skills exam waived if they meet the requirements. To qualify for a waiver, applicants must:

Be currently enlisted in the military.
Have operated a commercial vehicle as part of their military duties for at least 2 years.
Have been discharged from the military within the past 12 months.
Submit (Form CDL-ST WVR) CDL Skills Test Waiver Application for Military Skills Waiver. The commanding officer must sign this document.

Additional Information

Information on the Utah Department of Public Safety

The Utah Department of Public Safety administers CDL license requirements in Utah. To get more information contact them via:

Website: https://dld.utah.gov/licensingid-cards/commercial-driver-license-cdl/

Phone: 801.965.4437

Additional Utah CDL Helpful Links

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

utah CDL Practice Test