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 brake pushrod should not move more than____for manual slack adjusters.

movement is not allowed

1-2 inches while the brakes are set

an inch when pulled by hand with the brakes released

checking is not required in vehicles built after 1994 as they have automatic slack adjusters

2 / 40

You need to be extra careful when driving smooth bore tanks:

When hauling food or milk products.

When unloading or loading.

When stopping or starting.

All answers listed.

3 / 40

What is the value of the overhead rear-view mirror inside of the bus?

To check blind spots.

To monitor the driver's appearance.

To provide visibility directly in the back of the bus.

To monitor passenger activity.

4 / 40

How much space should there be between the lower and upper fifth wheel?

1/4 to 1/2 of an inch

zero

1 to 2 inches

it is dependent on the load you are carrying

5 / 40

The object that doesn't get checked at the side of the trailer is the:

The frame

The landing gear

The locking pins/tandem release arm

Electrical/air connections

6 / 40

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

Division 61

Division 63

Division 64

Division 62

7 / 40

How should the hand valve be used?

to test the trailer brakes

only when accompanied by the foot brake

only when the trailer is loaded to its maximum weight

only when accompanied by the service brakes

8 / 40

This item should be firmly attached the to frame, be solid, and clear of objects:

The lock pins

The locking jaw

The catwalk

None of these answers are correct answers are correct

9 / 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

10 / 40

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

fire and flooding

bridges and tunnels

truck stops and police

traffic and road conditions

11 / 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.

12 / 40

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

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

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.

All of these answers are necessary qualifications.

13 / 40

Which of the following three hazard classes should NOT be placed into a temperature-controlled trailer (one with a heater/air conditioner unit)?

Classes 1, 4, and 51

Classes 1, 3, and 6

Classes 1, 21, and 3

Classes 1, 3, and 4

14 / 40

When accelerating:

always use the parking brake to slow down

"hammer down" when your wheels start to spin

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

speed up smoothly and gradually and avoid jerking

15 / 40

A drawbridge does not have a traffic light showing green or a traffic control attendant. How many feet before the draw of a bridge must a bus driver stop?

At least 100 feet.

At least 25 feet.

At least 75 feet.

At least 50 feet.

16 / 40

You should____when an emergency requires you to quickly stop due to a crash.

use only the engine brakes

use stab or controlled braking

maintain pressure on the brake pedal

use the hand valve

17 / 40

In the event of an accident you should remember to do the following EXCEPT:

notify authorities

protect the area

move the victims out of the way immediately

stop any bleeding and keep the victims warm

18 / 40

The safety valve is usually set to open at:

75 psi

125 psi

150 psi

225 psi

19 / 40

How do you release the dolly brakes when coupling twin trailers?

by charging the air line

by opening the shut off valve

by flushing the brake line

by opening the air tank petcock

20 / 40

A driver of a tank vehicle should take curves, off ramps, and on ramps at a speed lower than the posted speed limit.

False

True but only in rainy conditions

True but only in ideal conditions

True

21 / 40

Which of the following is NOT a part of the steering system?

steering knuckle

main spring

hydraulic fluid reservoir

tie rod

22 / 40

While completing the 2nd component of the air brake check you are required to turn the electrical power on, begin fanning off the air pressure by rapidly relasing and apply the foot brake and _____.

a low air warning device should sound before the air pressure drops below 40 psi

none of the answers listed

the tractor protection valve and parking brake valve should pop out before air pressure falls below 60 psi for combination vehicles

a low air warning device should sound before the air pressure drops below 60 psi

23 / 40

Double and triple trailers should be driven with care to avoid a rollover or jacknife.

only in ideal conditions

true

only on downgrades

false

24 / 40

An oncoming vehicle keeps its high beams on. You should deal with this hazard by:

Turning your high beams on to "get back at them".

None of these answers are correct.

Quickly flash your high beams to give them fair warning.

Look slightly to the right at a right lane or edge marking, if available.

25 / 40

Select the true statement about double or triple trailers.

they present a rearward amplification hazard

they can have a dangerous "crack the whip" effect

they can roll over due to abrupt steering movements

all answers listed

26 / 40

Which of the following is a reason to evacuate the school bus?

The bus is stalled on a shoulder of a 4-lane divided highway and it is getting hot inside.

The bus abs warning light is on.

A child set off a stink bomb inside the bus.

The bus is stalled on a rail road track, but there is no train in sight.

27 / 40

How often should air tanks be drained?

every 7 days

once a day

every 6 hours

every 4-5 days

28 / 40

What do you check when doing a visual inspection of the coupling?

none of the answers listed

the locking jaw is closed around the kingpin and there is no space beween the lower and upper fifth wheel

that the locking jaw is closed around the kingpin and that there is no space between the upper and lower fifth wheel

that the locking jaw is open around the kingpin and that there is some space between the lower and upper fifth wheel

29 / 40

What is the safest way to stop unruly behavior on the bus?

pull off the road in a safe location, secure the bus, stand up, and tell the students what behavior you expect of them

yell loudly for the students to sit down and behave themselves

have the unruly students move to the front of the bus

keep checking the rear view mirror so you can see what happened and report to the principal

30 / 40

Select the true statement in regards to when a bulk tank vehicle stops at an intersection on a slippery surface:

The movement of the liquid may push the truck into the intersection.

The trailer may slide to the side due to the rocking motion.

The trailer may slide into the oncoming traffic.

The liquid may leak out of the tank.

31 / 40

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

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

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

nothing will occur

32 / 40

Select the true statement in regards to brake drums:

They are bolted to the wheels.

Hold the brake linings and shoes.

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

All of these answers are correct.

33 / 40

There must be a hazardous materials identification number on the ______ and on the ______.

package, trailer

trailer, packages

shipping papers, package

invoice, shipping papers

34 / 40

Select the action that is not recommended when driving on slippery roads:

use a light pressure with the the brake and accelerator pedals

none of the answers listed

use a speed retarder or engine brake

keep other drivers out of your side space

35 / 40

A bus has a GVWR of 22,000 pounds and seats 24 passengers. What CDL class is this vehicle?

Class C

Class A

Class D

Class B

36 / 40

What is most likely to occur when driving a set of doubles and a set of trailer wheels goes into a skid?

nothing will occur

there will be a trailer jackknife

no matter how you turn the steering wheel, the rig will continue in a straight line

the rig will slide sideways but stay in a straight line

37 / 40

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

narrow

long

high

low

38 / 40

Start by___when coupling.

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

backing the converter dolly under the second trailer

coupling the tractor to the second trailer

having the second trailer against the dock

39 / 40

Select the true statement about emergency brakes:

they are required to be held on by a mechanical force

they are required on all commercial vehicles

all of these answers are correct

they are required to be activated the loss of air pressure

40 / 40

Buses may carry small-arms ammunition labeled ORM-D, emergency hospital supplies, and drugs. However, buses must never carry:

More than 250 pounds total of all allowed hazardous materials.

More than 1000 pounds total of allowed hazardous materials, and no more than 200 pounds of any one class.

More than 750 pounds total of allowed hazardous materials, and no more than 100 pounds of any one class.

More than 500 pounds total of allowed hazardous materials, and no more than 100 pounds of any one class.

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