tennessee
CDL Practice Test

This is a practice test site for helping you earn your CDL in Tennessee. Rules and regulations covered on these practice tests are based on the Tennessee CDL Manual. You can take these practice tests as many times as you like as the site is free to use. 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

Which of the following statements is FALSE?

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

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

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

2 / 40

You should decrease to a safe speed before entering a curve and then_____through it.

accelerate

pump the brakes

ride the brakes

shift down 2 gears

3 / 40

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

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

during every driving brake on the trip

within the first 50 miles of driving

before the trip

4 / 40

Which of the following statements about stopping distances is NOT true?

empty trucks require greater stopping distances because they have less traction

trucks traveling on ice or snow require greater stopping distances

trucks traveling at higher speeds require greater stopping distances

brakes, tires, springs and shocks are designed to work best when the truck is empty

5 / 40

How should you inspect a converter dolly?

as if it is a trailer

as if it is an engine

as if it is an axle with a fifth wheel

as if it is cargo

6 / 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 the shut off valve at the back of both trailers

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

7 / 40

Drivers placard their vehicle to _____ the risk.

elevate

take away

minimize

communicate

8 / 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, slowly and cautiously, until you reach a phone.

Send someone for help with all the necessary information.

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

Keep driving for help as quickly as possible.

9 / 40

Select the true statement:

light vehicles require more braking power than heavier vehicles

a bobtail tractor will take longer to stop than a combination vehicle that is loaded to the max

wait to brake heavy vehicles for as long as you can

you should always ride the brakes

10 / 40

What is the main difference between a portable tank and a cargo tank?

Cargo tanks are permanently attached, portable tanks are temporarily attached.

Portable tanks must additionally show the owner or lessee's name on them.

All of these answers are correct.

Cargo tanks are filled while on the vehicle, portable tanks are filled while off the vehicle.

11 / 40

You should____when an emergency requires you to quickly stop due to a crash.

use only the engine brakes

use stab or controlled braking

maintain pressure on the brake pedal

use the hand valve

12 / 40

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

at half of its normal pressure

at a level of 50 and 70 psi

at a level of 70 and 90 psi

at a normal pressure

13 / 40

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

one

four

six

two

14 / 40

How do you make sure the trailer height is correct before coupling?

visually check that the lead trailer is higher than the fifth wheel so that the trailer will lower when the dolly is pushed under it

visually check that the rear trailer is lower than the fifth wheel so that the trailer raises slightly when the dolly is pushed under it

visually check that they are level height wise

you do not need to do a visual check

15 / 40

In safe driving, what does communicating mean?

using a cb radio to let others know your intentions

letting others know you are there by using turn signals, four way flashers, and horn

all of these answers are correct

using hand signals

16 / 40

While completing the 3rd component of the air brake check of a combination vehicle, at what psi should the tracor protection valve and parking brake valve should pop out?

40 psi

They should never pop out

20 psi

70 psi

17 / 40

It is very important that you never smoke around which hazard classes?

Explosives, flammable gas, oxidizers, flammable solids, flammable liquids.

All hazard classes.

Corrosive, radioactive, dangerous, slippery when wet, inhalation.

It is ok to smoke anywhere.

18 / 40

When should you not use the parking brakes?

when air pressure is low

while in hot weather

when the brakes are hot

while on a steep hill

19 / 40

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

May not be parked on the cosignee's property.

May never be left unattended under any condition.

May be left unattended in a safe haven.

May never be parked on private property.

20 / 40

What is the safest way to stop unruly behavior on the bus?

have the unruly students move to the front of the bus

yell loudly for the students to sit down and behave themselves

pull off the road in a safe location, secure the bus, stand up, and tell the students what behavior you expect of them

keep checking the rear view mirror so you can see what happened and report to the principal

21 / 40

What is the purpose of the supply pressure gauge?

to inform you of how much air is in the tank

to inform you about how hot the air in the tank is

all of these answers are correct

to inform you if there is too little air in the tank

22 / 40

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

Always have a red door light turned on.

Be secured when the bus is being driven.

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

All of these answers are correct.

23 / 40

Select the true statement in regards to crossing your air lines on a new trailer with spring brakes

you will have brakes that are not operational

you will be unable to release the tractor brakes

there is no way to know if there is an issue

you will be unable to realse the trailer brakes

24 / 40

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

225 psi

125 psi

175 psi

100 psi

25 / 40

In what position should the converter dolly air tank drain valve be in for double trailer combination?

in an open position

in a closed position

in a 1/3 open position

in a halfway closed position

26 / 40

How often should you check the tires on a placarded trailer that has dual tires?

Start of each day and every time you stop.

Once every three hours.

Each time you stop.

Once every 100 miles.

27 / 40

A "transport index" relates to products that are:

Radioactive

Meant for human consumption

Liquid

Overweight

28 / 40

Select the true statement about handling triples and doubles:

triples and doubles handle the same as singles

a tip over of the rear trailer can occur due to sudden movements of the steering wheel

because of the crack the whip effect, the rear trailer of a 100-foot triple is less likely to tip over

due to off-tracking, a triple bottom rig can come to a stop faster than a 5-axle tractor

29 / 40

Select the true statement about convex ("spot") mirrors.

they are against the law in the majority of states

they make things look farther away and smaller than they actually are

they make things closer and larger than they really are

you do not need to look at them as often as flat mirrors

30 / 40

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

31 / 40

To decide which placards you need, if any, what three things do you need to know?

Packing group numbers, amount being shipped, and amount of all hazardous materials of all classes on your vehicle.

Materials hazard class, location being shipped, and amount of all hazardous materials on your vehicle.

Materials hazard class, percentage of total volume, and amount of all hazardous materials on your vehicle.

Materials hazard class, amount being shipped, and amount of all hazardous materials of all classes on your vehicle.

32 / 40

When transporting hazardous waste, you must:

All of these answers are correct.

Sign a uniform hazardous waste manifest.

Carry a uniform hazardous waste manifest in the truck.

Have the word "waste" before the name of the material on the bills.

33 / 40

It has just reached freezing. Which of the following areas is slippery?

a bridge

all of these answers are correct

a shaded area

wet-looking road

34 / 40

How do you check the air flow to the last trailer?

while on an level surface, test the emergency brake lines

pull the vehicle forward and then step on the brakes

watch the brake lights as you step on the brake pedal

listen for escaping air after opening the emergency shut off valve

35 / 40

How often should air tanks be drained?

every 4-5 days

every 6 hours

once a day

every 7 days

36 / 40

What gauge on the dashboard indicates electrical system charging rate?

The air gauge

The power gauge

The ammeter/voltmeter

The coolant pressure gauge

37 / 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 to remain seated while the bus is in motion.

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

38 / 40

Which of the following statements about "Radioactive" labels is true?

White i indicates the highest level of radioactivity.

Yellow ii indicates the highest level of radioactivity.

Yellow iii indicates the highest level of radioactivity.

Black iii indicates the highest level of radioactivity.

39 / 40

What is the best way to prevent brakes form overheating while drive down a steep grade?

use countersteering practices

use the stab braking method

use the trailer brakes only

drive at a speed of 5 mph below your safe speed

40 / 40

Select the true statement:

Wait as long as possible to brake when driving a heavy vehicle.

None of the answers listed.

A "bobtail" tractor will take longer to stop than a combination vehicle that is fully loaded down to the maximum weight.

Lighter vehicles requiring more braking power to stop compared to heavier vehicles.

Your score is

The average score is 0%

5/5 - (1 vote)

CDL Category Practice Tests

CDL Practice Test

How To Get A tennessee Commercial Drivers License

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

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

Tennessee CDL applicants must be medically certified that they are physically fit to operate a commercial vehicle and pass a vision test. Applicants are required to submit the following documents.

(Form MCSA-5876) Medical Examiner’s Certificate (This document must be completed by an FMCSA-certified physician.)
(SF-1438) Self-Certification Form

Interstate non-excepted (drivers who do not work for the state or federal governments) must meet federal DOT requirements. Intrastate non-excepted drivers must meet the state requirements. Drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in Tennessee. Applicants can be disqualified for having multiple licenses. Tennessee CDL applicants will conduct a driving record check of the past 10 years in all 50 states.

Tennessee CDL Endorsements

H – Hazmat Vehicles
N – Tank Vehicles
P – Passenger Vehicles
S – School Bus
T – Double or Triple Trailer

Hit the Open Road

tennessee CDL License Test Tips

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

Be a Tennessee resident with a valid Tennessee driver’s license or eligible for a Tennessee license.
Possess a military operator’s permit.
Have a minimum of 2 years of experience operating the same type of vehicle as the applicant is applying to drive.
Have been discharged from the military within the past 12 months.
Submit (Form SF-1507) CDL Skills Test Waiver Application. The commanding officer must sign this document within 90 days of the CDL application.

Additional Information

Information on the Tennessee Department of Safety and Homeland Security

The Tennessee Department of Safety and Homeland Security Commercial Driver License Division administers CDL license regulations and testing in Tennessee. To get more information contact them via:

Website: https://www.tn.gov/safety/driver-services/commercial-driver-license.html

Phone: 615.253.5221

Additional Tennessee CDL Helpful Links

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

tennessee CDL Practice Test

CDL Category Practice Tests

CDL Practice Test

How To Get A tennessee Commercial Drivers License

Hit the Open Road

tennessee CDL License Test Tips

Additional Information

Information on the Tennessee Department of Safety and Homeland Security

Additional Tennessee CDL Helpful Links

tennessee
CDL Practice Test