hawaii
CDL Practice Test

This site is available to take practice questions to prepare for the Hawaii CDL test. The tests are free and you are able to take them as many times as you would like as you look to obtain a Hawaii CDL. 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

Overhead inside mirror is used to:

see the area where students exit the bus

monitor traffic that approaches and enters the blind spot area

see the blind spot immediately behind the bus

see all of the students

2 / 40

While completing the 3rd component of the air brake check of a combination vehicle, at what psi should the tracor protection valve and parking brake valve should pop out?

20 psi

They should never pop out

70 psi

40 psi

3 / 40

Which of the following is NOT an acceptable type of marking for hazardous materials?

Identification number

Un marks

Descriptive name in roman print

Name in italics

4 / 40

Which of the following hazard classes utilizes a transport index in order to determine how much of it can be loaded on a single vehicle for transport?

Class 3—flammable liquids

Class 7—radioactive materials

Class 4—live chickens

Class 1—explosives

5 / 40

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

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

Larger / heavier vehicles generally take longer to stop.

All answers listed.

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

6 / 40

When driving on a clear night with the vehicle lights on, your speed should be such that you can stop within _____.

the length of half a football field

2 times the length of your vehicle

the distance you can see ahead of you

the distance you will travel in 10 seconds time

7 / 40

Tankers used to transport hazardous materials on vehicles must be marked with:

The un or na id number of the product.

The owner's puco or icc number.

The chemtrec phone number.

The date of manufacture.

8 / 40

Before backing under the trailer you should______when coupling a tractor and trailer with air lines already connected.

press down on the brake pedal twice

have the trailer brakes off

all answers listed

supply air to the trailer system and then pull the air supply knob out

9 / 40

In the event of a tire failure you should...

stay off the brake and hold the steering wheel firmly

pump the brakes until you come to a stop

accelerate quickly until you find a place to pull over

disengage the clutch so you are in neutral gear

10 / 40

Which of the following statements about loading and unloading cargo tanks is false?

The person attending the tanker must have a clear view of it.

The person in attendance must be aware of the danger.

The person in attendance must be authorized and able to move the vehicle.

The person in attendance must be within 50 ft of the tanker.

11 / 40

_____ create a little above 90 degree angle between the adjuster arm and push rod when the brakes are released and no less than 90 degrees when the brakes are applied.

brake disc

air lines

brake drums

slack adjusters

12 / 40

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

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

nothing will occur

there will be a trailer jackknife

13 / 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".

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

None of these answers are correct.

Quickly flash your high beams to give them fair warning.

14 / 40

What are you checking when looking at the lubrication level on a dipstick?

The oil level

The power steering fluid level

The horn fluid level

The windshield wiper fluid level

15 / 40

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

The trailer may slide into the oncoming traffic.

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

The liquid may leak out of the tank.

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

16 / 40

Tires should should be replaced:

all of these answers are correct

if the tread depth on your front tires is less than 4/32 deep

when the tread separates

when there are broken valve stems

17 / 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 1998

the vehicle is manufactured after 2001

18 / 40

Which of the following statements about special danger of loading and unloading is true?

Students should be told to pick up any dropped objects as long as it is not under the bus.

Students should be told to leave any dropped objects and move to the point of safety out of danger and get the driver's attention to retrieve the object.

Students should be told to remain seated while the bus is in motion.

Students should be told not to use the handrails when exiting the bus due to the possibility of causing a clothing hang up.

19 / 40

How should the pintle hook be when backing a dolly under the second trailer?

removed from the dolly

in a halfway open position

in the unlatched position

in the latched position

20 / 40

A safe haven is ______.

an approved place for parking attended vehicles loaded with flammable materials

an approved place for parking unattended vehicles loaded with corrosive materials

an approved place for parking unattended vehicles loaded with explosive materials

an approved place for parking unattended vehicles loaded with radioactive materials

21 / 40

On a drawbridge, you do not need to stop, but must slow down and make sure it's safe, when:

None of these answers are correct.

Both of these answers are correct.

The bridge has an attendant or traffic officer who controls traffic whenever the bridge opens.

There is a traffic light showing green.

22 / 40

When should you check your mirrors for a lane change?

All of these answers are correct.

Right after starting the lane change.

Before and after signaling the change.

After completing the lane change.

23 / 40

The best way to test if the spring brakes come on automatically is to:

all of these answers are correct

apply pressure on and off the brake pedal until the parkng brake valve pops out on tractor-trailer vehicles

apply pressure on and off the brake pedal until the manufacturer's low psi specification has been met for the spring brakes to deploy

apply pressure on and off the brake pedal until the parking valve pops out on single vehicles

24 / 40

Forward and back surge is powerful in this type of tanker.

Smooth bore

Bulktruck

Hard stroke

Waffle

25 / 40

This item does not need to be checked during the cab check.

The defroster/heater

The horn

The air conditioning

The windshield wipers and fluid levels

26 / 40

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

a fully loaded trailer

a 1/3 loaded trailer

a half loaded trailer

an empty trailer

27 / 40

At what pressure is the safety valve in the air compressor tank set to open?

225 psi

150 psi

125 psi

100 psi

28 / 40

What is most likely to occur when driving a tanker truck and the front wheels begin to skid?

The surge will disconnect the tank from the truck.

No matter how you steer, you will continue in a straight line.

Nothing will occur.

The tank will roll over.

29 / 40

When stopped on a divided highway where should your reflectors be placed?

30 feet, 100 feet, and 150 feet toward the approaching traffic

10 feet, 100 feet, and 200 feet toward the approaching traffic

20 feet, 150 feet, and 300 feet toward the approaching traffic

15 feet, 75 feet, and 150 feet toward the approaching traffic

30 / 40

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

false

true

only on downgrades

only in ideal conditions

31 / 40

In the slide mechanism of the sliding fifth wheel, this object should have no missing pins or be loose when fully engaged.

Kingpin

Rock jaw

Locking pins

Pintle hook

32 / 40

What is always required before loading, driving, or unloading a tanker?

Registration of driving plan

Shift into park

Clean the vehicle

An inspection

33 / 40

When should air tanks be drained?

every 7 days

at every restroom break stop

they don't need to be drained

at the end of each working day

34 / 40

When driving tank vehicles you should:

None of the answers listed.

Come to a stop before entering a curve and then accelerate through it.

Maintain the posted speed limit as you enter the curve.

Decrease your speed before entering a curve and then accelerate through it.

35 / 40

What is the best way to figure out how many seconds of following distance you have?

text a friend and tell them to text you back in ten seconds and see how long that seemed to take compared to how far you traveled

wait until a vehicle passes a shadow or landmark, then count the seconds until you pass it

get 1/4 closer to the car in front of you, then back off again multiply how long this took you by 4 for following distance

use the stopwatch on your phone to try to determine how long before you reach a mile marker after the car in front of you appeared to reach it

36 / 40

What kind of surge can occur in a tank with baffles?

Back to front

All answers listed

Side to side

Bottom to top

37 / 40

Placarded vehicles must carry which type of fire extinguisher?

C-D fire extinguisher

A-B fire extinguisher

B-C fire extinguisher

Hazmat extinguisher

38 / 40

The baffles in a tank trailer help to control:

The distrubition of weight.

The overall weight of the vehicle.

The flow of liquid side to side.

The movement of liquid from front to back.

39 / 40

You should_____when an emergency requires you to quickly stop your tanker.

use the emergency brakes only

turn off the abs and brace for impact

keep a firm pressure on the brake pedal

use stab or controlled braking

40 / 40

What are the three hazard classes should NOT be loaded into a trailer that has a heater air conditioner unit?

None of these answers are correct.

Class 1 explosives, class 3 flammable liquids, and division 21 flammable gas.

Class 2 explosives, class 3 flammable solids, and division 21 inhalation hazard.

Class 1 explosives, class 8 corrosives, and division 5 oxidizers.

Your score is

The average score is 0%

5/5 - (1 vote)

CDL Category Practice Tests

CDL Practice Test

How To Get A hawaii Commercial Drivers License

Applicants can apply for a CDL at age 18. Only applicants over the age of 21 years old can drive commercial vehicles in other states than Hawaii. Hazmat Endorsements and transporting persons is restricted to those applicants that are 21 years or older. Those applying for a commercial driver’s license must supply a DOT medical card and pass a vision assessment at the Hawaii State testing facility.

If any of the following statements are true about an applicant, they are automatically disqualified from receiving a CDL.

Having more than one driver’s license.
Being disqualified from commercial driving privileges in another state.
Having a driving impaired conviction in a commercial vehicle in the past 24 months.
Having a suspended, denied, canceled, or revoked license.

Applicants must successfully pass both a knowledge test and a practical skills test in order to be eligible for their CDL.

Endorsements
H – Hazardous Materials
X – Tank with Hazmat
N – Tank Vehicles
P – Passenger Vehicle
T – Triples / Double Rigs

Hit the Open Road

hawaii CDL License Test Tips

To obtain a CDL, all applicants must complete a knowledge test. This knowledge test contains 50 questions about the topic of commercial driving. All applicants for Class A CDLs must complete an additional 20 questions about combination driving. Those looking to obtain endorsements or to remove the Air Brake restriction will need to take additional assessments. Those seeking the Passenger, Doubles/Triples, and Tank Endorsements will need to pass a 20 question test. Those looking for the School Bus Endorsement and/or the Air Brake Restriction Removal will need to complete a 25 question test. The Hazmat Endorsement requires successful completion of a 30 question test. A passing score is marked at 80 percent or above.

Applicants must successfully complete a three-section skills assessment. This includes a vehicle inspection, driving test, and basic control skills test. This showcases the applicant’s ability to properly operate a commercial vehicle. Applicants must utilize the vehicle they are seeking an endorsement with to obtain their CDL endorsement.

Additional Information

Hawaii Division of Motor Vehicles Information

The State of Hawaii County of Hawaii Vehicle Registration and Licensing Division regulates CDL requirements and testing in Hawaii. To get more information contact them via:

Website: http://www.hawaiicounty.gov/finance-cdl-general-info

Phone: 808.961.2222

Additional HAWAII CDL Helpful Links

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

hawaii CDL Practice Test

CDL Category Practice Tests

CDL Practice Test

How To Get A hawaii Commercial Drivers License

Hit the Open Road

hawaii CDL License Test Tips

Additional Information

Hawaii Division of Motor Vehicles Information

Additional HAWAII CDL Helpful Links

hawaii
CDL Practice Test