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

Upon what does the amount of liquid you can carry in a load depend?

The legal weight limits.

The amount of expansion that will occur.

The weight of it.

All of the answers listed.

2 / 40

To decide which placards you need, if any, what three things do you need to know?

Packing group numbers, amount being shipped, and amount of all hazardous materials of all classes on your vehicle.

Materials hazard class, amount being shipped, and amount of all hazardous materials of all classes on your vehicle.

Materials hazard class, percentage of total volume, and amount of all hazardous materials on your vehicle.

Materials hazard class, location being shipped, and amount of all hazardous materials on your vehicle.

3 / 40

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

false

true

only in ideal conditions

only on downgrades

4 / 40

Which of the following materials would be an acceptable floor liner for moving Division 1.1 or 1.2 materials?

All of these answers are correct

Carbon steel

Non-ferrous metal

Stainless steel

5 / 40

Why is it dangerous to unlock the pintle hook with the dolly still under the rear trailer?

the spring brakes may release

the dolly tow bar may fly up

the fifth wheel may be misaligned

the kingpin may snap in half

6 / 40

When is it best to wear your seat belt?

Only if your bus holds more than 27 people.

Only if required by company policy.

Always.

Only when you will be driving over 35 mph.

7 / 40

The CDL manual indicates the last step on picking up students at the bus stop is as follows:

Activate the amber flashing caution lights to warn vehicles that the bus will stop to load passengers soon.

Make a final check to confirm all traffic stops before opening the bus door and signaling students to approach.

Place transmission in park or neutral and set parking brake.

Open the service door just enough to activate the alternating red light when traffic is in a safe distance from the bus.

8 / 40

What is a technical name?

The name for a hazardous material most commonly used on the street.

The name for a hazardous material used in scientific journals and texts, recognized as its chemical and microbiological name.

The name for a hazardous material most commonly used in the trucking community, accepted as standard.

The medical term for hazardous materials used by medical personnel.

9 / 40

The best way to describe a dual air brake system is:

there are 2 separate air brake systems that supply air to the trailer if there is one

there is a primary and secondary system that is 2 separate air brake systems

there are 2 separate air brake systems that have their own hoses, lines etc

all of these answers are correct

10 / 40

The method used to make sure the spring brakes will come on automatically is to:

Apply pressure on and off the brake pedal to decrease the air tank pressure. The parking brake knob should pop out when the air pressure meets to the manufacturer’s specification.

Apply pressure on and off the brake pedal to decrease the air tank pressure while driving at a high a speed. The parking brake knob should pop out when the air pressure meets to the manufacturer’s specification.

Apply pressure on and off the brake pedal to decrease the air tank pressure. The parking brake knob should pop out when the air pressure drops to 120 psi.

Apply pressure on and off the brake pedal to increase the air tank pressure. The parking brake knob should pop out when the air pressure meets to the manufacturer’s specification.

11 / 40

When you discharge an unruly passenger, you must choose a place that is:

Off the regular route.

The next stop.

Dark and poorly lighted.

As safe as possible, or the next stop.

12 / 40

Select the definition of "off-tracking."

it is when the rear wheels of the vehicle follow a different path way than that of the front wheels

it is wheen the rear wheel skid and the front wheels maintain a straight path

none of the answers listed

it is when the trailer wheels go in a different direction from the front wheels

13 / 40

Select the true statement about baffled tankers:

It has walls with holes inside for liquid to flow through.

It has hollow balls in it to slow the motion of the liquid in the trailer.

None of the answers listed.

It has separate tanks.

14 / 40

Which of the following statements about overhead space is true?

an empty van is lower than a loaded one

warning lights are always installed on low bridges and overpasses

the heights posted at bridges are usually accurate

the weight of the cargo changes a truck's height

15 / 40

Select the true statement about converter dollies:

all answers listed

they usually do not have spring brakes

they typically require a glad hand converter

because of their small size they have little braking power

16 / 40

If your bus has an emergency exit door, it must:

Have a red electric door light turned on at all times.

Not have any signs, stickers, or markings anywhere near it.

All of these answers are correct.

Be closed when operating the bus.

17 / 40

Which of the following must be closed while the bus is in motion?

Roof vents

Both hatches

Windows

Emergency windows

18 / 40

Select the true statement about retest markings:

They must be stamped on the tank.

Must have a date of the last retest marked.

It shows what type of inspection or test was completed.

All answers listed.

19 / 40

A baffled tanker has:

Separate compartments inside the trailer.

Balls floating in it to increase the speed of the liquid movement.

Bulkheads with holes that allow liquid to flow through it.

No side to side surge.

20 / 40

When should the trailer hand valve be used?

when parked in a service lot

all answers listed

when driving at highway speeds

to test the trailer brakes

21 / 40

Which contains more alcohol: a 12-ounce glass of 5% beer, a 5-ounce glass of 12% wine or a 1 1/2-ounce shot of 80 proof liquor?

12-ounce glass of 5% beer

they all contain the same amount of alcohol

5-ounce glass of 12% wine

1 1/2-ounce shot of 80 proof liquor

22 / 40

Select the true statement:

wait to brake heavy vehicles for as long as you can

a bobtail tractor will take longer to stop than a combination vehicle that is loaded to the max

light vehicles require more braking power than heavier vehicles

you should always ride the brakes

23 / 40

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

weather

total weight of the vehicle and cargo

time of day

length and steepness of grade

24 / 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 is stalled on a rail road track, but there is no train in sight.

A child set off a stink bomb inside the bus.

The bus abs warning light is on.

25 / 40

Where should you place your warning devices if you must stop on a one-way or divided highway?

20 feet, 50 feet, and 100 feet toward approaching traffic

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

100 feet, 200 feet, and 300 feet toward approaching traffic

50 feet, 100 feet, and 150 feet toward approaching traffic

26 / 40

A placard is required for a combustible liquid at?

100 gallons

1,001 pounds or more

110 gallons

Any amount

27 / 40

The sliding mechanism and locking device for a tandem axle on trailers is:

Apron

Locking pins/tandem release arm

Suspension system

Metal frame

28 / 40

What is a king pin?

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

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

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

it is a pin that locks the air brake lines together

29 / 40

The best way to have control on curves is:

you do not need to do anything different

keep pressure on the brake pedal through the turn

to decrease to your safe speed before entering the curve and then accelerate through it

to shift to a lower gear before entering the curve

30 / 40

Where is compressed air stored?

in the storage tank

in the hose lines

in the gasoline tank

in the compartment for the engine

31 / 40

As the driver of a bus, how can you best avoid hindering other traffic on the highway?

By driving faster than the other traffic.

By passing only the slowest vehicles.

By never passing.

By staying in the right lane if you can.

32 / 40

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

in ideal conditions

whever you feel like it

never

when it is raining

33 / 40

What handling effect should you expect when your tank has baffles?

The surge will be slower than a tank without baffles.

There is no difference in handling when you have baffles.

There will not be as much side to side surge compared to a tank without baffles.

There will not be as much front to back surge compared to a tank without baffles.

34 / 40

When this item is missing or loose, movement may occur between the fifth wheel assembly and the frame.

Locking jaw

Locking pins

Lug nuts

Tandem release arm

35 / 40

How do you check the power steering fluid?

Undo the oil fill cap and check the level.

Via the power steering fluid dipstick.

By looking through the reservoir sight glass.

Via indicator light on the dashboard.

36 / 40

A trailer is at the right height to have the tractor backed up to it when:

the kingpin is about 1 1/5 inches above the fifth wheel

the fifth wheel will not come in contact with the kingpin

it'll raise slightly when the tractor is backed up under it

the top of the kingpin is even with the bottom of the fifth wheel

37 / 40

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

look for an escape ramp or an escape route

downshift

put the gears in neutral

pump the brake pedal

38 / 40

When driving with multiple trailers, which one should be right behind the tractor?

the trailer with the heaviest load

the trailer longest in length

the trailer with the smallest road

the trailers shortest in length

39 / 40

Which two special conditions indicate that you should downshift?

starting up a hill and entering a curve

starting down a hill and entering a curve

starting up a hill and finishing a curve

starting down a hill and finishing a curve

40 / 40

Where are shut off valves located on trailers that are doubles or triples?

on emergency and service air lines

on parking brake lines

on emergency air lines

on service air lines

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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