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

After deciding the type of evacuation that is necessary, the next step you must take is:

Opening the emergency exits.

Dangle the radio microphone out of the driver window for later use.

Notifying the dispatch office of the evacuation.

Securing the bus.

2 / 40

What do you do first during step 3 of starting the engine and inspecting the inside of the cab?

Start the engine after getting in the cab.

Listen for any unsual noises after starting the engine.

Shift the gear to neutral.

Make sure the parking brake is activated after getting in the cab.

3 / 40

A battery box check is important. The battery must be secure, connection must be tight, and cell caps must be present. In addition these items should be checked:

Battery connections should not show signs of excessive corrosion, and the battery box and cover or door should not be damaged and should be secure.

Battery connection should show signs of excessive wear.

Battery connections should not show signs of excessive corrosion, but the battery box and cover or door is unimportant.

The fluid level inside the battery.

4 / 40

A shipment described on the Hazardous Waste Manifest may only be delivered to another _______ carrier or treatment facility, who then signs the ______, giving you a copy which you must keep.

trucking, uniform hazardous waste manifest

licensed, manifest

registered, uniform hazardous waste manifest

responsible, papers

5 / 40

Select what you should do before leaving the vehicle unattended:

remove the keys from the ignition

chock the wheels

all of these answers are correct

apply the parking brakes

6 / 40

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

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

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

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

Place transmission in park or neutral and set parking brake.

7 / 40

It is good practice to_____when uncoupling.

have the glad hands coupled to the dummy couplers

make sure the electrical cable is hanging with the plug end down

all answers are appropriate

have the glad hands coupled together

8 / 40

Select the true statement about what the Air Compressor Governor controls:

it controls when the warning system is activated

it controls when air is released from the storage tank

it controls when the brakes will be applied

it controls when the air compressor pumps air into the storage tanks

9 / 40

What should you do if the low air pressure warning comes on for only one system in a truck or bus that has a dual air brake system?

decrease your speed and test the other system

continue on with your trip

decrease your speed and head to the closest mechanic

stop and safely park your vehicle only continue once the issue has been resolved

10 / 40

Select the two things that are important in preventing a rollover:

maintaining properly inflated tires and an even load on the trailer

drive slowly around turns and keep the center of gravity of the cargo as high as possible

drive slowly around turns and keep the cargo as close to the ground as possible

the length and weight of the vehicle

11 / 40

You should never brake and should rely only steering inputs to avoid a crash while driving a tanker truck.

True, but only on downgrades

True

False

True, but only in ideal conditions

12 / 40

A commercial motor vehicle (CMV) is defined as:

all of these answers are correct

a vehicle transporting 16 or more passengers

a vehicle transporting hazardous materials

a vehicle with a gross weight over 26,001 lbs

13 / 40

These tires should have a minimum tread depth of 4/32 inches.

Steering axle tires

Donut tires

Non-steering axle tires

Drive axle tires

14 / 40

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

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

none of the answers listed

15 / 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.

Nothing will occur.

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

The tank will roll over.

16 / 40

You should expect____when backing a tractor under a trailer.

the trailer to lift slightly

the trailer to be completely still

the trailer landing gear to be fully extended

the end of the kingpin to be level with the top of the fifth wheel

17 / 40

The manual says you should look _____ ahead while driving.

5 to 8 seconds, at highway speeds, about an eighth of a mile

12 to 15 seconds, at highway speeds, about a quarter of a mile

15 to 20 seconds, at highway speeds, about a half of a mile

9 to 12 seconds, at highway speeds, about a quarter of a mile

18 / 40

What method should be used to test that the air is flowing to all the trailers?

check the pressure indicator dial on the final trailer

listen for air flow after opening the shutoff valves at the rear of the last trailer

only a certified mechanic can check for this

pump the brakes with the windows down

19 / 40

How often should you check the tires if your placarded trailer has dual tires?

Check tires every 3 hours or 150 miles.

Check tires every hour or 75 miles.

Check tires every 4 hours or 200 miles.

Check tires every 2 hours or 100 miles.

20 / 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 tank pressure will be gone

the hand valve will stop functioning

the tractor spring brakes will kick on

the trailer emergency brakes will kick on

21 / 40

What is the purpose of a baffle?

It stops side to side surging.

It makes it easier to clean the tanker out.

It controls the surge of liquid forward and backwards.

It allows you to haul loads that are mixed.

22 / 40

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

2 times the length of your vehicle

the distance you will travel in 10 seconds time

the length of half a football field

the distance you can see ahead of you

23 / 40

What do you need to do to supply air to the air tanks of the second trailer?

close the shut off valves at the back of each trailer

none of the answers listed

open up the shutt off valves on the rear of the first trailer and close the shut off valve at the back of the second trailer

open the shut off valve at the back of both trailers

24 / 40

Select the true statement in regards to driving a truck with triple or double trailers:

all answers listed

extra care should be taken when driving in bad weather and in the mountains

the truck requires increased following distance compared to smaller vehicles

the risk of trailer jackknifes and tipping is increased compared to shorter trucks

25 / 40

Which of the following must drivers have in their possession while transporting class A or B explosives?

A gas mask.

None of these answers are correct.

The written route plan.

The carrier's insurance policy.

26 / 40

Which of the following statements about the bus interior is false?

The seats must be safe for riders all seats must be securely fastened to the bus.

If there is a red emergency door light, it must work.

If you use your outside lights, you don't need to turn on red emergency door light.

Never drive with an open emergency exit door or window.

27 / 40

When inspecting your bus, you must make sure that:

Every handhold and railing is secure.

Emergency exit handles are secure.

All of these answers are correct.

Rider signaling devices are working.

28 / 40

Should your air compressor stop working:

there will still be air pressure left in the air tanks

you will lose your ability to brake immediately

the brakes will lock up on you immediately

there will be no affect to your brakes

29 / 40

What do yo need to do before supplying air to the air tanks of the second trailer?

open the shut off valves at the back of the first and second trailer

open the shut off valves at the back of the second trailer and close the shut off valves at the back of the first trailer

close the shut off valves at the back of the first and second trailer

close the shut off valves at the back of the second trailer and open the shut off valves at the back of the first trailer

30 / 40

For emergency braking when driving a double trailer and having to use your brakes to avoid a collision is to:

use stab or controlled braking

use the engine brake

apply a firm pressure to the brake pedal and don’t let off

use just the trailer brakes

31 / 40

When inspecting the_____you pump the pedals 3 times and then hold it down for 5 seconds feeling for no movement to occur.

hydraulic brakes

all answers listed

engine brakes

emergency brakes

32 / 40

For any flatbed load you must have at least ____ tie downs.

two

one

four

six

33 / 40

Which trailer should be the first one after the tractor?

none of the answers listed

the trailer that weighs the least

the trailer that is the shortest in length

the trailer that weighs the most

34 / 40

Select how brakes work on long, steep downgrades:

it's the main braking mechanism with the engine braking system available for emergency situations

it is the main braking mechanism

they are a supplement to the braking effect of the engine

it does not do anything

35 / 40

When is it acceptable for non-hazardous materials to be described by hazard class words or identification numbers?

Never

Always

For hazards not described in the hazmat manual

During an emergency

36 / 40

Buses may NOT have recapped or regrooved tires:

Anywhere except on the front wheels.

On front wheels.

On the outside rear wheels.

When it's been raining.

37 / 40

Play of the steering wheel should not exceed:

5 degrees

15 degrees

10 degrees

30 degrees

38 / 40

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

The windshield wipers and fluid levels

The defroster/heater

The horn

The air conditioning

39 / 40

Select the true statement about speed and stopping distance.

Tank surge will decrease your stopping distance.

When the road is wet it will double your stopping distance.

You need two times the stopping distance when driving at 40 mph compared to 20 mph.

None of these answers are correct.

40 / 40

You must keep shipping papers describing hazardous materials ______.

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

with the bills of lading

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

Your score is

The average score is 0%

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