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

Where are shut-off valves located?

either at the front or the back of the trailer

at the front and back of the trailer

at the front of the trailer

at the back of the trailer

2 / 40

Select the true statement about emergency steering and tankers:

It is easier to counter steer than other vehicles.

None of the answers listed.

Have a firm grip on the steering wheel before making quick movements of the steering wheel.

Do not apply the brakes when making quick movements of the steering wheel.

3 / 40

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

trailer, packages

shipping papers, package

invoice, shipping papers

package, trailer

4 / 40

This should have no illegal stickers, dirt, obstructions, or damage to the glass.

The headlights

The rearview mirror

None of the answers listed

Mirrors and windshield

5 / 40

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

Division 63

Division 61

Division 64

Division 62

6 / 40

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

The bus abs warning light is on.

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

7 / 40

Check to ensure that____when inspecting the coupling.

the electrical cable is unplugged

there is no slack at all in the air lines

there is minimal slack in the air lines

the landing gear handle is free to hang down

8 / 40

When should air tanks be drained?

at every restroom break stop

every 7 days

at the end of each working day

they don't need to be drained

9 / 40

What is a supply pressure gauge used for?

all of these answers are correct

it tells you how much pressure is in the air lines

it tells you how much slack is in the slack adjusters

it tells you how much pressure is in the air tanks

10 / 40

Wet brakes can cause _____.

brakes to apply unevenly

pulling to one side or the other

all of these answers are correct

lack of braking power

11 / 40

Select the true statement in regards to your brake function when your ABS fails

you will need to pull over immediately

the abs will need to be repaired but the brakes will function normally

there is a huge fire risk

you will have no control over your truck as the brakes will not be functioning

12 / 40

You need to raise the landing gear just to the height of where it clears the pavement before driving.

only in ideal conditions

only in raining conditions

false

true

13 / 40

How can you check slack adjusters?

by using a fixed wrench

by pulling hard on each slack adjuster

by frequently checking the pressure gauge

it is not possible to check manually

14 / 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.

15 / 40

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

Be closed when operating the bus.

All of these answers are correct.

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

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

16 / 40

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

True

True but only in ideal conditions

False

True but only in rainy conditions

17 / 40

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

move the victims out of the way immediately

protect the area

notify authorities

stop any bleeding and keep the victims warm

18 / 40

The most stable tanker shape is:

Elliptical

Square

Cylindrical

Round

19 / 40

Which of the following will confirm that you are driving with anti-lock brakes?

The bus operators manual.

Yellow abs malfunction lamp on the instrument panel will light when you start the engine.

The certification on the driver side door.

Red indicator lamp on the brake cylinder.

20 / 40

Select which is not a mandatory emergency equipment:

A rated and properly charged fire extinguisher.

Tire changing equipment.

6 fuses, 3 red reflective triangles, or 3 liquid burning flares.

Extra electrical fuses.

21 / 40

With the controlled braking method, you _____?

lightly apply braking pressure

apply the brakes all the way until the wheels lock up, release the brakes and apply them again when the wheels start to roll again

repeatedly tap the brakes as fast as you can

apply the brakes as hard as you can without locking the wheels

22 / 40

You should back up slowly until____when coupling the trailer.

the rear wheels are visible in the mirror

the cargo inside the trailer shifts

the fifth wheel has just touched the trailer

the tractor comes in contact with the front of the trailer

23 / 40

What does the amount of liquid allowed in the tank depend on?

The size of the tank.

All answers listed.

The legally allowed weight limits.

Whether and how much the liquid will expand during the trip.

24 / 40

Where are the two main places where the hazardous material identification number appears?

On the shipping papers and on the package.

On the shipping papers and on a secret document in the driver's wallet.

On the package and on paperwork at the shipping destination.

On the package and on paperwork at the shipping point of origin.

25 / 40

Is this statement true or false: You do not need to use the parking brake if are leaving your vehicle for a short amount of time.

false

only when the vehicle has over 25,000 miles on it

only when the vehicle has over 60,000 miles on it

true

26 / 40

Select the answer that is controlled by the foot brake.

the engine brake

the emergency brake

the service air line

the shut off valves

27 / 40

Always try to back toward the driver's side because

all of these answers are correct

it's more comfortable for turning your neck

your truck will naturally pull toward the driver's side

you can see better, watching the vehicle rear out the side window

28 / 40

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

29 / 40

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

Locking pins

Locking jaw

Lug nuts

Tandem release arm

30 / 40

All standing riders must stay:

Forward of the rear of the driver's seat.

In front of the standee line.

Behind the standee line.

Within two feet of an emergency exit.

31 / 40

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

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.

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

32 / 40

What does the amount of liquid you can carry depend on?

The vehicle's horsepower rating.

The outage of the liquid.

The center of gravity.

The material the baffles are made from.

33 / 40

The emergency air line is _____and the service air line is____.

white, blue

yellow, white

red, green

red, blue

34 / 40

The school bus driver may be the only contact person from school system some parents meet. The percentage of such parents is as high as:

0.85

0.65

0.72

0.5

35 / 40

A commercial motor vehicle (CMV) is defined as:

all of these answers are correct

a vehicle transporting hazardous materials

a vehicle transporting 16 or more passengers

a vehicle with a gross weight over 26,001 lbs

36 / 40

What action should you take if there is no phone available and you discover your hazardous materials shipment leaking at a rest stop?

Keep driving for help as quickly as possible.

Keep driving, slowly and cautiously, until you reach a phone.

Leave your truck parked with emergency lights on and walk for help.

Send someone for help with all the necessary information.

37 / 40

An example of a low pressure warning signal for air brakes is:

all of these answers are correct

red light

a buzzer

a wig wag mechanical arm

38 / 40

The trailer height is correct for connecting a converter dolly to a second trailer when:

the top of the kingpin lines up with the locking jaws

the trailer will slightly rise when the converter dolly is backed under it

the trailer will slightly lower when the converter dolly backed under it

the kingpin is resting behind the fifth wheel

39 / 40

You downshift automatic transmissions ______.

before going down a hill

none of these answers are correct

half way down a hill

at the bottom of a hill

40 / 40

Select the true statement in regards to handing triples and doubles

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

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

none of the answers listed

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

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