indiana
CDL Practice Test

This is a free site and you are able to take the tests as a study guide as you prepare for the Indiana CDL knowledge exam. The topics covered in these Indiana practice CDL tests are taken from the Indiana CDL manual. You are welcome to take the tests as many times as you need to. 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

Select the true statement in regards to the braking power of spring brakes.

it depends on the adjustment of the service brakes

it will not be affect by the condition of the service brakes

the braking prower increases when the brakes are hot

braking power can only be tested by licensed mechanics

2 / 40

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

the center of the kingpin is past the locking jaw

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

the kingpin is over the fifth wheel

all answers listed

3 / 40

Select the true statement in regards to the center of gravity for tanks:

None of the answers listed.

The vehicle can turn over even when driving at the posted speed limit for curves.

The vehicle can handle higher speeds around curves than other large trucks.

The center of gravity is generally lower than with other large trucks.

4 / 40

When inspecting your bus, you must make sure that:

All of these answers are correct.

Rider signaling devices are working.

Every handhold and railing is secure.

Emergency exit handles are secure.

5 / 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 2 hours or 100 miles.

Check tires every 4 hours or 200 miles.

Check tires every hour or 75 miles.

6 / 40

To test the security of the tractor semi trailer connection you should:

put the tractor in a high gear and quickly pull ahead

you don't need to check it

with the trailer brakes locked, rock the trailer back and forth

look at it carefully after pulling forward gently in a low gear against the locked trailer brakes

7 / 40

How do you test the trailer service brakes?

test the brakes out while driving at 5 mph

apply pressure to the brake pedal

apply the hand control and check to see if you feel the trailer brakes come on

release air to the spring brakes

8 / 40

You should check the_____when loading small tanks equipped with bulkheads.

expansion rate

percentage of water

fuel to air ratio

distribution of the weight

9 / 40

A commercial motor vehicle (CMV) is defined as:

a vehicle transporting 16 or more passengers

a vehicle transporting hazardous materials

a vehicle with a gross weight over 26,001 lbs

all of these answers are correct

10 / 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

none of the answers listed

drive with extra care in mountains and in bad weather

increase your following distance

11 / 40

Air pressure loss in a vehicle with a fully charged air system should be less than_______after the initial drop and brake applied.

none of the answers listed

4 psi a minute

1 psi a minute

3 psi a minute

12 / 40

At what pressure is the safety valve in the air compressor tank set to open?

125 psi

100 psi

150 psi

225 psi

13 / 40

You should check____when loading the small tanks of a cargo tank with bulkheads.

none of the answers listed

the fuel to air ratio

the expansion rate

the weight distribution

14 / 40

You should_____to uncouple the converter dolly.

chock the wheels, disconnect the safety chains, and then lower the landing gear

disconnect the safey chains, lower the landing gear, and chock the wheels

lower the landing gear, disconnect the safety chain, and chock the wheels

chock the wheels, lower the landing gear, and disconnect the safey chains

15 / 40

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

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

By another bus with its four-way flashers on.

If the distance is less than 500 yards.

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

16 / 40

What is the normal operating range for a truck's oil pressure?

40-60 psi

20-30 psi

This is engine-specific

30-75 psi

17 / 40

What is a king pin?

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

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

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

it is a pin that locks the air brake lines together

18 / 40

A tractor should not be backed under a trailer until the whole air system is:

at a normal pressure

is between 50 and 80 psi

is between 40 and 60 psi

is at half of the maximum pressure

19 / 40

How do you determine if slack adjusters need to be adjusted?

release the parking brakes and activate the service brakes

release the parking brakes and service brakes

pull out the automatic slack adjustment control knob

activiate the parking brake and service brake

20 / 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

the dolly tow bar could fly up

nothing will happen

the engine brakes will unlock

21 / 40

Select the false statement about suspension:

Check for distorted or broken coil springs.

Check to make sure torsion bars and/or arms are lubricated.

Check for broken or cracked spring hangers.

Check for shifted, missing, or cracked leaf springs.

22 / 40

Which of the following statements about loading and unloading cargo tanks is false?

The person in attendance must be aware of the danger.

The person in attendance must be authorized and able to move the vehicle.

The person attending the tanker must have a clear view of it.

The person in attendance must be within 50 ft of the tanker.

23 / 40

You must have placards for explosives, poison gas or flammables exceeding:

10 cartons

Any amount

100 pounds

10 pounds

24 / 40

Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 materials?

Only if the arm is down telling vehicles to stop

Impossible to tell without more information

Yes

25 / 40

Why are you required to take an exam about air brakes?

you would have to get a CDL with a restriction otherwise

you cannot receive a CDL at all otherwise

all trucks have air brakes

it is a federal requirement

26 / 40

Which of the following is NOT an appropriate reason to flash your braking lights?

to warn vehicles approaching you from behind that you are driving slowly

to warn drivers behind you when you need to slow down

to signal to tailgaters that they are too close to your vehicle

to alert drivers behind you that there are hazards ahead

27 / 40

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

The passenger area inside the bus.

The rear right and left tires touching the ground as well as 200 feet behind the bus.

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

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

28 / 40

Why should you not use the trailer hand brake to straighten out a jack knifing trailer?

the tractor wheels caused the skid in the first place once the trailer wheels grip the road again, the trailer will start to push the tractor and straighten out

none of the answers listed

this is the only situation in which you should use the hand brake

the trailer wheels caused the skid in the first place once the trailer wheels grip the road again, the trailer will start to follow the tractor and straighten out

29 / 40

A "transport index" relates to products that are:

Overweight

Meant for human consumption

Liquid

Radioactive

30 / 40

When you have a major leak in the service line and put on the brake, the service air pressure will escape and cause the:

none of the ansers listed

the trailer tank pressure to decrease

the trailer emergency brakes to activate

the tractor spring brakes to activate

31 / 40

You must carry a gas mask with you when transporting:

Liquid gas

Flammable materials

Chlorine

Poison

32 / 40

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

May never be parked on private property.

May never be left unattended under any condition.

May not be parked on the cosignee's property.

May be left unattended in a safe haven.

33 / 40

Which of the following statements is FALSE?

anti-lock braking systems (ABS) only activate when wheels are about to lock

if a tire blows, you should put the brakes on hard to stop quickly

you can almost always turn to miss an obstacle more quickly than you can stop

stopping is not always the safest thing to do in an emergency

34 / 40

Select the true statement in regards to an application pressure gauge:

it shows how much air pressure you are applying to the brakes

when accelerating it releases air

it prevents the brakes from failing

it is connected to the generator

35 / 40

What is the best way to figure out how many seconds of following distance you have?

get 1/4 closer to the car in front of you, then back off again multiply how long this took you by 4 for following distance

text a friend and tell them to text you back in ten seconds and see how long that seemed to take compared to how far you traveled

wait until a vehicle passes a shadow or landmark, then count the seconds until you pass it

use the stopwatch on your phone to try to determine how long before you reach a mile marker after the car in front of you appeared to reach it

36 / 40

When driving a combination vehicle, the trailer breaks away severing the air lines. The trailer brakes should come on and ____.

the tractor to lose all air pressure in the tanks

the tractor will gain air pressure

the tractor protection valve will close

the trailer supply valve will remain open

37 / 40

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

Be closed when operating the bus.

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

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

All of these answers are correct.

38 / 40

When approaching a school bus stop, you should:

Continuously check all mirrors.

All of these answers are correct.

Activate your overhead amber lights.

Gradually decrease speed until the stop.

39 / 40

The safety valve is usually set to open at:

75 psi

150 psi

125 psi

225 psi

40 / 40

A tractor should not be backed under a trailer until the whole air system is:

at a level of 50 and 70 psi

at half of its normal pressure

at a level of 70 and 90 psi

at a normal pressure

Your score is

The average score is 0%

5/5 - (2 votes)

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CDL Practice Test

How To Get An indiana Commercial Drivers License

All applicants for an Indiana CDL must meet strict eligibility requirements. Each applicant must be a legal resident of the state of Indiana and withhold a driver’s license that is at least one year old. Some other eligibility requirements are listed below. Individuals can apply for a CDL to transport property within the Indiana state lines at the age of 18 years old. Individuals must be 21 years of age or older to drive outside of Indiana state lines. In addition, to receive a Hazmat Endorsement or to transport people, individuals must be at least 21 years old.All applicants are required to have a DOT medical card and submit a self-certification form that describes the types of vehicles they intend to operate. Failure to submit the form or have a medical card will automatically disqualify an individual from obtaining their CDL.

Any applicants that fall into the following categories are automatically disqualified from receiving their commercial driver’s license.

Current driver’s license is suspended, revoked, denied, or canceled.
Conviction of driving a commercial vehicle impaired with the past 24 months.
Possessing more than one driver’s license.
Currently has CDL privileges disqualified or revoked in Indiana or another state.

All applicants must pass a knowledge exam and a CDL skills test in a vehicle that represents the license Class they are applying for.

Endorsements
X – Hazmat Tank
H – Hazardous Materials
N – Tank Vehicles
P – Passenger Vehicles
T – Double or Triple Trailers
S – School Bus

Hit the Open Road

indiana CDL License Test Tips

All applicants are required to pass a general knowledge test for their CDL. The knowledge test consists of 50 questions on the topic of commercial driving. Class A drivers must complete an additional 20 questions about combination vehicles. Those seeking endorsements must take an additional exam for each endorsement they wish to receive. A passing score for each test is at a minimum of 80 percent.

All skills tests will consist of three parts. These include a pre-trip inspection, basic control skills exam, and a road trip exam. These are to be completed at a local BMV office or other authorized examination site. An applicant must pass each part of the skills test to be eligible for their CDL.

Additional Information

Information on the Office of the Indiana Bureau of Motor Vehicles

The Indiana Bureau of Motor Vehicles is responsible for the administration of the CDL requirements and testing in Indiana. To get more information contact them via:

Website: https://www.in.gov/bmv/2529.htm

Phone: 888.692.6841

Additional Indiana CDL Helpful Links

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

indiana CDL Practice Test

CDL Category Practice Tests

CDL Practice Test

How To Get An indiana Commercial Drivers License

Hit the Open Road

indiana CDL License Test Tips

Additional Information

Information on the Office of the Indiana Bureau of Motor Vehicles

Additional Indiana CDL Helpful Links

indiana
CDL Practice Test