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

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 service brakes more to a fully applied position

the emergency line valve to release air

the engine brake to kick on

2 / 40

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

Locking pin

Air brake system

Steering linkage

Steering hoses/box

3 / 40

What color and shape is the trailer air supply control?

it is a square knob that is red

it is an 8-sided knob that is red

it is a square knob that is yellow

it is a triangle-shaped knob that is red

4 / 40

How far away are you required to park from a bridge, tunnel, or building if you are carrying Division 1.2 or 1.3 materials?

At least 500 feet

At least 600 feet

At least 300 feet

At least 400 feet

5 / 40

At around____the governor allows the air compressor to start pumping again:

175 psi

225 psi

100 psi

125 psi

6 / 40

You should place the starter switch key into your pocket while you are performing the pre-trip inspection because:

all of these answers are correct

someone could steal the truck

someone could start and move the truck

it could damage the starting mechanism

7 / 40

When accelerating:

do not engage the clutch before you take your foot off the brake

always use the parking brake to slow down

"hammer down" when your wheels start to spin

speed up smoothly and gradually and avoid jerking

8 / 40

When there is a hazardous materials emergency. You should:

Contact emergency authorities.

Keep people away and warn them of the danger.

Prevent smoking and keep open flames away.

All of these answers are correct.

9 / 40

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

8 seconds

6 seconds

7 seconds

5 seconds

10 / 40

A driver that hauls hazardous materials must attend training every:

1 year

3 years

None of these answers are correct

2 years

11 / 40

If there is not a sight glass to check the oil level you are required to look for leaks around the _____.

brake pads

transmission

axle seals/hub oil

wheel rims

12 / 40

What do you do first during step 3 of starting the engine and inspecting the inside of the cab?

Start the engine after getting in the cab.

Listen for any unsual noises after starting the engine.

Shift the gear to neutral.

Make sure the parking brake is activated after getting in the cab.

13 / 40

Why does it take special skills to haul a tank vehicle?

It is top heavy.

The weight of the load is high up off the road.

There is a high center of gravity.

All of the answers listed.

14 / 40

Air pressure should build___with a dual air system.

from 85 to 100 psi in 45 seconds

from 60 to 100 psi in 45 seconds

from 70 to 125 psi in 60 seconds

from 50 to 80 psi in 60 seconds

15 / 40

With Division 1.2 or 1.3 Explosive B, how close to the travelled part of the roadway can you park?

Minimum of 2 feet

Minimum of 15 feet

Minimum of 5 feet

Minimum of 10 feet

16 / 40

There must not be more than_____for engine compartment belts.

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

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

17 / 40

Select the statement that is true in regards to managing space to the sides.

all answers listed

you should always keep your vehicle to the right side of the lane

you should try to avoid driving next to others when possible

high gust winds do not cause any issues for triples and doubles

18 / 40

What is the first thing to do if your vehicle catches fire while driving?

open the hood and let the flames die down

find a service station to pull into

open the door and jump out of the vehicle

pull off the road and park in an open area

19 / 40

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

have the trailer kingpin centered over the fifth wheel

have the tractor and trailer aligned

back under the trailer at an angle

back under the trailer in a straight path

20 / 40

What is the purpose of the supply pressure gauge?

all of these answers are correct

to inform you about how hot the air in the tank is

to inform you if there is too little air in the tank

to inform you of how much air is in the tank

21 / 40

Select the part that is not a part of the drum brake:

safety valve

slack adjuster

brake drum

axle

22 / 40

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

23 / 40

Make sure____when the front trailer supports are up and the trailer is sitting on the tractor.

there is enough space for clearance between the nose of the trailer and the tops of the tractor tires

there is enough space for clearance between the landing gear and the tractor frame

both of the answers listed

neither of the answers listed

24 / 40

Which of the following is a necessary qualification for non-bulk packaging?

Maximum water capacity of 454 kg or less if used as a receptacle for gases.

Maximum net mass of 400 kg, or less than 450 l if used as a receptacle for a solid.

A maximum capacity of 450 l or less if it is used as a receptacle for liquids.

All of these answers are necessary qualifications.

25 / 40

Do not tow or push a disabled bus with riders aboard the vehicle, unless:

Bus is on a drawbridge.

Getting off the bus would be unsafe.

You are also a class a tow truck driver.

Your employer tells you to.

26 / 40

Play of the steering wheel should not exceed:

15 degrees

30 degrees

10 degrees

5 degrees

27 / 40

Class A explosives must not be transported in a combination vehicle if the vehicle includes:

Two or more trailers.

None of these answers are correct.

A 200 inch wheelbase trailer.

A placarded cargo tank.

28 / 40

If you park the trailer at an angle to the tractor when uncoupling:

damage could occur to the landing gear

you will have more space to maneuver in the lot

the process will be faster and easier

you won't have to take as many steps around the vehicle

29 / 40

When a substance in the materials table is written in italics it means :

The substance is for international transport.

It is a foreign substance.

It is the proper shipping name.

It is not the proper shipping name only those in roman type above it are proper shipping names.

30 / 40

If you have to swerve to avoid a hazard, it's important to:

Make sure your passengers are wearing seat belts.

Know where other vehicles are around your bus by checking your mirrors.

None of these answers are correct.

Warn passengers with a loud and clear voice.

31 / 40

What handling effect will baffles have?

There will be less side to side surging.

There will be an increase in slow surge.

There will be less of surging front to back.

None of the answers listed.

32 / 40

How do you check the air compressor governor "cut in" and "cut out" pressures?

monitor the air pressure gauge

all of these answers are correct

run the engine at a fast idle

decrease the tank pressure by stepping on and off the brake

33 / 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 when driving through a curve.

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

All answers listed.

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

34 / 40

Which of the following will confirm that you are driving with anti-lock brakes?

Yellow abs malfunction lamp on the instrument panel will light when you start the engine.

The certification on the driver side door.

The bus operators manual.

Red indicator lamp on the brake cylinder.

35 / 40

You should___to reduce the air leakage rate.

monitor the air pressure gauge as you press on the brake pedal

release the service brake as the engine is running

release the service brake after turning off the engine

leave the engine running while charging the air system

36 / 40

You should check your mirrors while making a lane change:

all answers listed

after you have completed the lane change

right after you start the lane change

after you signal your intent to change lanes

37 / 40

Which of these is a good rule for backing a straight bus?

Use your head as the mirrors are unreliable.

Back and turn toward the driver's side.

Back quickly while no one is coming.

Back toward the side opposite the driver.

38 / 40

The direction of liquid movement not prevented by baffles is:

Bottom to top.

None of the answers listed.

Back to front.

Side to side.

39 / 40

If your engine runs a pump used during delivery of compressed gas, should you turn off the engine before or after unhooking hoses after delivery?

Turn it off before product transfer, before you hook the hose.

Turn it off after product transfer, before you unhook the hose.

None of these answers are correct.

Turn it off during product transfer, while unhooking the hose.

40 / 40

Students exit the bus and walk:

At least 8 feet away from the side of the bus.

The distance it takes to clear the danger zone.

At least 10 feet away from the side of the bus.

Across the street.

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

CDL Category Practice Tests

CDL Practice Test

How To Get A utah Commercial Drivers License

Hit the Open Road

utah CDL License Test Tips

Additional Information

Information on the Utah Department of Public Safety

Additional Utah CDL Helpful Links

utah
CDL Practice Test