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

If your bus is equipped with an emergency exit door, it must:

Always have a red door light turned on.

All of these answers are correct.

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

Be secured when the bus is being driven.

2 / 40

You should check the_____when loading small tanks equipped with bulkheads.

fuel to air ratio

percentage of water

distribution of the weight

expansion rate

3 / 40

Who is responsible for packaging, labeling, and preparing the hazardous material shipping papers for a common carrier?

The driver

The shipper

The carrier

Your spouse

4 / 40

You may use DANGEROUS placards instead of separate placards for each Table 2 hazard class when:

Both of these conditions must be met.

You have 1,001 pounds or more of two or more table 2 hazard classes, requiring different placards.

The correct answer is not listed.

You have not loaded 2,205 pounds or more of any table 2 hazard class material at any one place (you must use the specific placard for this material).

5 / 40

This object should not be damaged, bent, or rusted through and be evenly centered with the tires and dual wheels evenly separated.

Lug bolts

Budd spacing or spacers

Tire rims

All answers listed

6 / 40

How far before a railroad crossing should you stop your bus?

50 to 75 feet

15 to 50 feet

10 to 35 feet

100 feet exactly

7 / 40

How many different hazard classes are there?

8 / 40

Why is the proper adjustment and use of all mirrors so vital to the safe operation of the school bus?

In order to see if small vehicles are driving in the bus blind spots.

In order to observe the danger zones around the bus and look for the students, traffic, and other objects in this area.

In order to clear up blind spots around the bus.

In order to observe the danger zones around the bus.

9 / 40

If you are transporting cargo, you should inspect the cargo and securing devices:

during every driving brake on the trip

within the first 50 miles of driving

before the trip, within 50 miles after beginning the trip, and at least every 150 miles or 3 hours

before the trip

10 / 40

This object should not be worn dangerously thin where visible.

The brake linings

The brake chambers

The air system lines

All answers listed

11 / 40

Select the factors that can cause your brakes to fade or fail:

the brakes are out of adjustment

all of these answers are correct

using the service brakes excessively

not relying on engine braking enough

12 / 40

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

The certification on the driver side door.

The bus operators manual.

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

Red indicator lamp on the brake cylinder.

13 / 40

Students exit the bus and walk:

At least 8 feet away from the side of the bus.

The distance it takes to clear the danger zone.

Across the street.

At least 10 feet away from the side of the bus.

14 / 40

In Column 1 the symbol "I" means:

Iodine.

Invalid substance.

International transportation.

International restrictions.

15 / 40

What is the service air line controlled by?

all answers listed

the pressure applied to the trailer hand brake or by the foot brake

the relay vavle by sending air pressure from the trailer air tank to the trailer brake chambers

the relay valve that connects the trailer air tanks to the trailer air brakes

16 / 40

Select the true statement about dual air brake systems:

they have a single set of air tanks and hoses

they require less time to build up air pressure

they have one set of controls for two air brake systems

they are required to have two warning alarms

17 / 40

What will probably happen if the converter dolly is still under the second trailer and the pintle hook is unhooked?

the air lines will explode

nothing will happen

the engine brakes will unlock

the dolly tow bar could fly up

18 / 40

You should adjust all the outside left and right side convex mirrors to see:

The right and left front tires touching the ground.

The entire area to the rear of the mirror along the side of the bus.

The children's exit path out of the main bus door.

200 feet behind the bus.

19 / 40

Some school busses are marked with the LNG placard. What does LNG stand for?

None of these answers are correct.

Lifted neutral graftring.

Liquified natural gas.

Low-range pneumatic gearbox.

20 / 40

Air tanks need to be drained:

to prevent water and oil from building up in the tank

to keep the tanks cold when not in use

air tanks should absolutely never be drained

to keep the tanks warm when not in use

21 / 40

Select the true statement about double or triple trailers.

they present a rearward amplification hazard

they can roll over due to abrupt steering movements

all answers listed

they can have a dangerous "crack the whip" effect

22 / 40

What does outage mean?

It is the weight of the liquid.

It is the movement of the liquid.

It is how quickly the tanks drain.

It is the allowance needed for the expansion of liquid.

23 / 40

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

five

one

seven

three

24 / 40

If you have riders on board, you must never refuel:

At any time.

With any window open.

Unless on a scenic tour bus.

In a closed building.

25 / 40

If students must cross the street, when they get off the bus, which statement is true?

When the driver signals that it is safe to proceed, the students must run across the street to reduce the exposure to danger.

The student should wait to cross the street until the bus continues on its route.

For crossing, students should make eye contact with the bus driver and wait for the driver's signal that it is safe to proceed.

If the bus is equipped with the crossing gate, the danger of running over the child is eliminated.

26 / 40

You should turn off your engine when loading flammable liquid unless:

The material does not need a placard.

You are loading at night and need the headlights.

You are a non-smoker.

You need the engine to run the pump.

27 / 40

Which of these statements about signaling is correct?

Signaling is a warning, not a request.

Signal your intentions early and continuously.

Signal to others that it is safe to pass your bus.

Leave your signal on long after you've changed lanes.

28 / 40

With Division 1.2 or 1.3 Explosive B, how close to the travelled part of the roadway can you park?

Minimum of 10 feet

Minimum of 5 feet

Minimum of 2 feet

Minimum of 15 feet

29 / 40

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

there is nothing to be hooked up

the electrical service line

the safety bar

the service and emergency air lines

30 / 40

If a rider wants to bring a car battery or a can of gasoline or kerosene aboard your bus, you should:

Not allow the rider to do it.

Instruct the rider to sit next to an open window.

Have the rider pay a second fare.

Put the materials in the bus's "safe box".

31 / 40

The pintle hook should be_____ and the converter dolly air tank drain valve is___when doing a walk around inspection of a triple or double trailer.

free, open

free, closed

latched, closed

latched, open

32 / 40

At around____the governor allows the air compressor to start pumping again:

100 psi

175 psi

125 psi

225 psi

33 / 40

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

Listen for any unsual noises after starting the engine.

Start the engine after getting in the cab.

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

Shift the gear to neutral.

34 / 40

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

use just the trailer brakes

use stab or controlled braking

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

use the engine brake

35 / 40

The front trailer supports should be____before driving away.

raised fully and the crank handle secured in its bracket

3 turns down from the top and the crank handle secured in its bracket

raised 1/3 of the way with the crank handle secured in its bracket

raised 1/2 way with the crank handle secured in its bracket

36 / 40

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

white, blue

red, green

red, blue

yellow, white

37 / 40

To maintain alertness during the trip, drivers should:

schedule trips during the daytime hours

avoid medications that cause drowsiness

get 8-9 hours of sleep

all of these answers are correct

38 / 40

Remember to_____when steering to avoid a crash while driving doubles.

be prepared to counter-steer

keep your foot off the brake while turning

have both hands on the steering wheel

all answers listed

39 / 40

Air tanks should be drained:

to prevent sludge from clogginng up the brake system valves

manually when the automatic devices fail

at the end of each shift or day

all of these answers are correct

40 / 40

What is the purpose of cladding in a tanker?

It protects the tanker form any corrosive cargo.

It eliminates liquid surge.

It controls the temperature of the cargo.

It protects the cargo from changes in temperature.

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