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 might happen if you swing wide to the left before you turn right?

all of these answers are correct

someone might try to pass you on your right

someone might try to pass you on your left

you might damage your leaf springs

2 / 40

How do you check the connection after locking the kingpin into the fifth wheel?

pull the tractor at a sharp right to release the trailer brakes

pull the tractor ahead gently with the trailer brakes locked down

pull forward 25 feet, turn to the right, and then to the left

pull forward 25 feet, turn to the left, and then to the right

3 / 40

The Emergency Response Guidebook (ERG):

All of these answers are correct.

Contains an index of hazardous material id numbers, which is why you must label things correctly.

Was created by the national department of transportation, so it is used nationwide.

Is studied by emergency personnel to help keep the public safe.

4 / 40

The safety valve is usually set to open at:

75 psi

225 psi

150 psi

125 psi

5 / 40

You should follow behind other vehicles ______when traveling under 40 mph.

at a distance of 1 second for every 15 feet of your vehicle length

at a distance of 1 second for every 5 feet of your vehicle length

at a distance of 1 seconds for every 10 feet of your vehicle length

as close as possible so other drivers won't cut in front of you

6 / 40

If you work for an interstate carrier:

You must complete a written inspection report for each bus driven.

If there are no defects, no report is necessary.

Only fill out report for buses with defects.

None of these answers are correct.

7 / 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?

None of these answers are correct.

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

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

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

8 / 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.

Release arm

Drop arm

Lifts/doors/tires

Landing gear

9 / 40

When using turn signals, which of the following should be avoided?

signal when you want to change lanes

signal before you exit

signal when you are merging into traffic

signal just before you start to make a turn

10 / 40

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

in an open position

in a closed position

in an open position for the rear trailer and a closed position for the front trailer

in a closed position for the rear trailer and an open position for the front trailers

11 / 40

How should the trailer be lined up when preparing to back the tractor up?

about 12 degrees to the left

directly in front of the trailer

directly behind the trailer

about 12 degrees to the right

12 / 40

Select the true statement in regards to brake drums:

All of these answers are correct.

They are located at both ends of the axles of the vehicle.

Hold the brake linings and shoes.

They are bolted to the wheels.

13 / 40

There are 2 reasons as to why hauling liquids take special care. One reason is the ___center of gravity.

narrow

long

low

high

14 / 40

Which of the following should you do when driving the school bus in high wind?

Pull off the road to wait for the winds to die down.

Drive only head-in to the wind to avoid cross-wind buffeting.

Speed up to get away from the wind as quickly as possible.

Keep a strong grip on the steering wheel and try to anticipate gust.

15 / 40

Where can you find a shipper’s certification?

It is a separate document that all hazmat drivers must keep in their vehicles.

On all packages.

On the original shipping paper.

There is no such thing.

16 / 40

A driver that hauls hazardous materials must attend training every:

3 years

2 years

None of these answers are correct

1 year

17 / 40

Select why you should not use the trailer hand valve while driving:

you should only ever use the parking brake

there is a possibility it will make the trailer skid

it does not work as well as the foot brake does

it will cause the tractor to shake

18 / 40

Select the true statement about convex ("spot") mirrors.

they are against the law in the majority of states

they make things look farther away and smaller than they actually are

you do not need to look at them as often as flat mirrors

they make things closer and larger than they really are

19 / 40

This carries hydraulic fluid or air to the wheel brake assemby.

Slack pieces

Brake lines/hoses

Connector rods

Brake drums

20 / 40

A placarded vehicle must have at least ___ placards?

two

six

four

three

21 / 40

Select the true statement in regards to stopping distance and speed:

A wet road will double the stopping distance at any speed.

You require 4 times as much stopping distance when driving at 40 mph compared to 20 mph.

All answers listed.

Larger / heavier vehicles generally take longer to stop.

22 / 40

Start by___when coupling.

backing the converter dolly under the second trailer

coupling the tractor to the second trailer

having the second trailer against the dock

coupling the converter hook to the pintle tongue of the first trailer

23 / 40

Urban mass transit coaches may have a brake and accelerator interlock system. Which of the following statements is true?

The interlock applies the brakes and holds the throttle in idle position when the rear door is open.

Do not use this safety feature in place of the parking brake.

The interlock releases when you close the rear door.

All of these answers are correct.

24 / 40

Select the load of the trailer that will require the shorter distance to stop.

a half loaded trailer

an empty trailer

a 1/3 loaded trailer

a fully loaded trailer

25 / 40

Overhead inside mirror is used to:

see the blind spot immediately behind the bus

see the area where students exit the bus

monitor traffic that approaches and enters the blind spot area

see all of the students

26 / 40

Which of the following factors is NOT used to determine your safe speed when going down a long steep downgrade?

length and steepness of grade

total weight of the vehicle and cargo

time of day

weather

27 / 40

You should___when driving down a long steep hill.

repeatedly pump the brake pedal

begin braking once the vehicle is 10 mph above safe speed

use the engine brakes only

release the brake once the vehicle is traveling 5 mph below the safe speed

28 / 40

You should look into the back of the fifth wheel on a dolly to see if it is locked onto the kingpin.

true

only at the end of a shift

false

only in a level loading dock

29 / 40

What can you do at an accident site to help avoid another accident?

put out warning devices so people don't run into the accident site

stay in your vehicle and do nothing until help arrives

have a drink to calm your nerves

leave your vehicle, do nothing, and get to higher ground

30 / 40

When you have a major leak in the service line and you apply pressure to the brakes, the service air pressure will escape and:

the trailer emergency brakes will kick on

the trailer tank pressure will be gone

the tractor spring brakes will kick on

the hand valve will stop functioning

31 / 40

You should brake on a long steep downgrade hill as a supplement to the braking effects of the engine

when the vehicle is runaway

yes

when the GVCW is above 20,000 lbs

32 / 40

Select the true statement in regards to quick steering movements and double trailers:

it is easier to tip doubles and triples from quick steering movements than other vehicles

it is easier to countersteer doubles/triples than other vehicles

you should apply a firm pressure to the brake pedal at the same moment you do quick steering movements

nothing will occur

33 / 40

Select the true statement about retest markings:

Must have a date of the last retest marked.

It shows what type of inspection or test was completed.

All answers listed.

They must be stamped on the tank.

34 / 40

To test the security of the tractor semi trailer connection you should:

you don't need to check it

put the tractor in a high gear and quickly pull ahead

look at it carefully after pulling forward gently in a low gear against the locked trailer brakes

with the trailer brakes locked, rock the trailer back and forth

35 / 40

What keeps air in the tanks should the air compressor develop a leak?

the tractor relay valve

the air compressor

the engine protection valve

the one-way check vavle

36 / 40

Which of the following is NOT an important reason to look far ahead when you are driving?

determine if there are any upcoming traffic lights that might require you to stop

look for brake lights from slowing vehicles

determine if there are any hills coming up

look for vehicles coming into your lane

37 / 40

On a bus, you may sometimes haul small-arms ammunition, emergency shipments of drugs, or hospital supplies. The total weight of all such hazardous materials must not be greater than:

250 pounds

500 pounds

100 pounds

300 pounds

38 / 40

What handling effect will baffles have?

There will be an increase in slow surge.

There will be less of surging front to back.

There will be less side to side surging.

None of the answers listed.

39 / 40

When conducting a pre-trip inspection, the most important item to verify is _____.

that the registration is in the cup holder

that there are no leaks in the air brake system

that the tire tread is sufficient for the expected driving conditions

that the radio transmits a signal

40 / 40

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

the top of the kingpin lines up with the locking jaws

the kingpin is resting behind the fifth wheel

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

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

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