ohio
CDL Practice Test

Use this site as you prepare to take the Ohio CDL test. You can work through these practice test questions as you prepare for the Ohio CDL Test. The questions on these practice tests will gauge your knowledge on the various areas that apply to obtain a CDL in Ohio. This site is completely free and you are welcome to take the practice tests as many times as you would like. 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

To avoid rollover when going through a curve, the best thing to do is:

Pump the brakes through the curve.

Drive at a speed below the posted speed limit.

Drive at a speed higher than the posted speed limit.

Ride the brakes through the curve.

2 / 40

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

Un marks

Descriptive name in roman print

Identification number

Name in italics

3 / 40

Select the correct description for a bulkhead tank.

They are divided with holes to allow liquid to flow through controlling surge.

They are divided down into smaller tanks.

It is one large tank.

None of the answers listed.

4 / 40

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

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

The surge will be slower than a tank without baffles.

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

There is no difference in handling when you have baffles.

5 / 40

Which of the following are possible causes of tire fires?

improperly loaded cargo and dual tires that touch

dual tires that touch and under-inflated tires

loose fuel connections or under-inflated tires

poor cargo ventilation or short circuits

6 / 40

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

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

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

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

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

7 / 40

Select the true statement in regards to unhooking the pintle hook while the converter dolly is still under the trailer.

this is recommended as it is standard procedure

this is not recommended as it could could cause damage to the pintle hook

this is recommended because it keeps the trailer from tipping over

this is not recommended because it may result in injury

8 / 40

When fueling a placarded vehicle, someone must always be:

At the emergency power shut off for the pump.

Within 10 feet of the pump with a fire extinguisher.

Be at the rear most corner on the vehicle.

At the nozzle, controlling the fuel flow.

9 / 40

Select the statement that describes smooth bore tanks:

They are 1 large tank.

They are divided with holes from liquid to flow through controlling surge.

None of the answers listed.

They are divided down into smaller tanks.

10 / 40

Two causes of tire fires are ______.

under-inflated tires and poor retreads

hot brakes and under-inflated tires

under-inflated tires and duals that touch

duals that touch and road debris

11 / 40

Select the statement that is true in regards to what is required of a driver with a double or triple trailers:

all of the answers listed

drive with extra care in mountains and in bad weather

none of the answers listed

increase your following distance

12 / 40

A vehicle placarded for Division 1.1, 1.2, or 1.3 explosives:

May never be parked on private property.

May be left unattended in a safe haven.

May not be parked on the cosignee's property.

May never be left unattended under any condition.

13 / 40

Select the factor that is known to cause brakes to fail or fade. (more than one answer may be correct, but select only one)

brakes that are not aligned properly

tire retread that is mismatched

when using the engine brake more than the brakes

excessive heat from extensive use

14 / 40

Select the true statement in regards to handing triples and doubles

a sudden movement of the steering wheel may result in the rear trailer tipping over

none of the answers listed

due to off tracking, a triple bottom rig can come to a stop quicker than a 5 axle semi trailer

due to the crack the whip effect, the rear trailer of a 100 foot triple is less likely to tip than a single trailer

15 / 40

In what position should the converter dolly air tank drain valves and pintle hook be in?

open and open

open and latched

closed and open

closed and latched

16 / 40

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

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

More than 250 pounds total of all allowed hazardous materials.

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

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

17 / 40

The direction of liquid movement not prevented by baffles is:

None of the answers listed.

Side to side.

Back to front.

Bottom to top.

18 / 40

Your bus is disabled. With riders aboard, the bus may be towed or pushed to a safe place only:

If the distance is less than 500 yards.

By another bus with its four-way flashers on.

If getting off the bus would be more risky for the riders.

By a 27,000 lbs gvwr or larger tow truck.

19 / 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 4—live chickens

Class 1—explosives

Class 3—flammable liquids

Class 7—radioactive materials

20 / 40

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

all answers listed

you should try to avoid driving next to others when possible

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

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

21 / 40

Select the statement that tells you how you can check the low pressure warning signal.

The low pressure warning signal is only testable by the factory.

Turn the electrical power off and apply pressure on and off the brake pedal to decrease air tank pressure. The low air pressure warning signal must come on before the pressure drops to less than 30 psi in the air tank.

Turn the electrical power on and apply pressure on and off the brake pedal to increase air tank pressure. The low air pressure warning signal must come on before the pressure increases to more than 60 psi in the air tank.

Turn the electrical power on and apply pressure on and off the brake pedal to decrease the air tank pressure. The low air pressure warning signal must come on before the pressure drops to less than 60 psi in the air tank.

22 / 40

What is the correct number of red reflective triangles that you should carry?

five

one

three

seven

23 / 40

If you are stopped on an incline, how can you start moving without rolling back?

shift to neutral

fully engage the clutch

apply the parking brake

aggressively pump the accelerator

24 / 40

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

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

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

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

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

25 / 40

The floor liner for explosives may not:

Contain cracks or holes.

Contain any of these materials.

Contain steel or iron.

Contain nails or screws.

26 / 40

Select the answer that is controlled by the foot brake.

the shut off valves

the emergency brake

the engine brake

the service air line

27 / 40

You must keep shipping papers describing hazardous materials ______.

in a pouch on the driver’s door or in clear view within immediate reach while the seat belt is fastened while driving on the driver’s seat when out of the vehicle

with the bills of lading

within 100 feet of the hazardous materials at all times

in a pouch on the drivers door or in the overhead compartment above the driver’s seat only

28 / 40

You are inspecting the_____when looking for broken welds, cracks, holes, or other damage to the longitudinal frame member, cross members, box, and floor.

catwalk

frame

fifth wheel

apron

29 / 40

Select the statement that is true in regards to quick steering movements and triple/double trailers:

as you perform quick steering movements you should apply pressure to the brake pedal

they flip over due to quick steering movements a lot easier than other vehicles

there are no issues that occur from quick steering

it is easier to countersteer compared to other vehicles

30 / 40

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

Waffle

Hard stroke

Smooth bore

Bulktruck

31 / 40

The gauge that indicates normal or increasing lubrication pressure to prevent engine seizure, failure or breakdown is:

Voltmeter

Power steering

Coolant system

Oil pressure

32 / 40

What should you hook up before backing a tractor to a trailer for coupling?

there is nothing to be hooked up

the service and emergency air lines

the electrical service line

the safety bar

33 / 40

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

that the tire tread is sufficient for the expected driving conditions

that the registration is in the cup holder

that the radio transmits a signal

that there are no leaks in the air brake system

34 / 40

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

only at the end of a shift

only in a level loading dock

false

true

35 / 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 not to use the handrails when exiting the bus due to the possibility of causing a clothing hang up.

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.

36 / 40

A safe haven is ______.

an approved place for parking unattended vehicles loaded with explosive materials

an approved place for parking unattended vehicles loaded with corrosive materials

an approved place for parking unattended vehicles loaded with radioactive materials

an approved place for parking attended vehicles loaded with flammable materials

37 / 40

Select what you should do before leaving the vehicle unattended:

remove the keys from the ignition

all of these answers are correct

chock the wheels

apply the parking brakes

38 / 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.

39 / 40

Some hazardous materials may not be loaded together with other hazardous materials. The prohibited combinations are listed in the:

Hazardous materials table.

List of hazardous materials and reportable quantities.

Segregation and separation chart.

Hazardous waste manifest.

40 / 40

How many seats may be placed in the aisle if the bus is a charter and is carrying agricultural (farm) workers?

Your score is

The average score is 50%

5/5 - (1 vote)

CDL Category Practice Tests

CDL Practice Test

How To Get A ohio Commercial Drivers License

To be eligible for a CDL in Ohio, applicants must meet the following age eligibility requirements.

Be at least 18 years old to operate a commercial vehicle intrastate (within Ohio only).
Be at least 21 years old to operate a commercial vehicle interstate (outside of Ohio).

Ohio CDL applicants must be medically certified that they are medically capable of operating a commercial vehicle and pass a vision test. Ohio applicants must get assistance with completing the forms from a CDL-certified doctor.

Applicants are required to submit the following documents.

Medical Examiner’s Certificate
(Form 649-F) Medical Examination Report for Commercial Driver Fitness Determination

Drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in Ohio. Applicants can be disqualified for having multiple licenses.

Ohio 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

ohio CDL License Test Tips

All Ohio CDL applicants must pass the general knowledge test prior to taking the skills test. This test consists of 50 questions. To pass the Ohio test, applicants must score 80 percent or higher. Applicants who require additional endorsements must pass additional tests and pay the required fees. The Ohio 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 active military members can apply to have the skills exam waived if they meet the requirements. To qualify for a waiver, applicants must:

Be active duty military personnel.
Operate a commercial vehicle as part of their military duties.
Have been honorably discharged from the military within the past 12 months.
Submit an Application for CDL Skills Test Waiver.

Additional Information

Information on the Ohio Bureau of Motor Vehicles

The Ohio Department of Public Safety Bureau of Motor Vehicles oversees CDL license requirements in Ohio. To get more information contact them via:

Website: https://www.bmv.ohio.gov/dl-cdl-testing.aspx

Phone: 844.644.6268

Additional Ohio CDL Helpful Links

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

ohio CDL Practice Test

CDL Category Practice Tests

CDL Practice Test

How To Get A ohio Commercial Drivers License

Hit the Open Road

ohio CDL License Test Tips

Additional Information

Information on the Ohio Bureau of Motor Vehicles

Additional Ohio CDL Helpful Links

ohio
CDL Practice Test