virginia
CDL Practice Test

Use this site as a guide to help you prepare for the CDL test in Virginia. Questions on our CDL knowledge exams come from sections of the Virginia DMV CDL manual. You can take these practice test questions 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

Select the reason as to why you should not use the trailer hand valve while driving.

the trailer brakes will not be evenly applied

it could cause the trailer to skid

it releases too much air from the system

it should not be used on dry roads due to road conditions

2 / 40

Which trailer is most likely to turn over when you make a sudden turn while pulling doubles?

there is an even chance for either trailer

the front trailer is twice as likely

trailers will never turn over

the rear trailer is twice as likely

3 / 40

Which of the following is a necessary qualification for non-bulk packaging?

Maximum water capacity of 454 kg or less if used as a receptacle for gases.

A maximum capacity of 450 l or less if it is used as a receptacle for liquids.

Maximum net mass of 400 kg, or less than 450 l if used as a receptacle for a solid.

All of these answers are necessary qualifications.

4 / 40

The trailer should be lowered so that _____.

it is slightly raised when the tractor is backed under it

you are able to use the landing gear to make adjustments

the trailer is high above the fifth wheel

the tractor comes in contact with the nose of the trailer

5 / 40

When must a driver’s inspection report be completed?

At the end of each shift.

Before driving your bus.

Only if defects are found.

All of these answers are correct.

6 / 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?

70 psi

20 psi

They should never pop out

40 psi

7 / 40

What is the standee line?

A 2 inch line on the floor that all passengers must stay behind.

A line around each seat to help each passenger have a little personal space.

A 2 inch line down the aisle to help keep passenger traffic flowing.

A line at the back of the bus where passengers must stand before exiting.

8 / 40

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

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

The right and left front tires touching the ground.

200 feet behind the bus.

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

9 / 40

You are inspecting the_____when looking for broken welds, cracks, holes, or other damage to the longitudinal frame member, cross members, box, and floor.

catwalk

frame

fifth wheel

apron

10 / 40

Upon what does the amount of liquid you can carry in a load depend?

All of the answers listed.

The legal weight limits.

The weight of it.

The amount of expansion that will occur.

11 / 40

A drawbridge does not have a traffic light showing green or a traffic control attendant. How many feet before the draw of a bridge must a bus driver stop?

At least 75 feet.

At least 100 feet.

At least 50 feet.

At least 25 feet.

12 / 40

A placard is required for a combustible liquid at?

110 gallons

1,001 pounds or more

Any amount

100 gallons

13 / 40

If you are hauling hazardous materials and have ___ tires on your vehicle, you must stop and check them every time you park.

radial

bias

dual

treaded

14 / 40

A hazard class that uses transport indexes to determine the amount that can be loaded in a single vehicle is _____.

Class 6 poisons

Class 1 explosives

Class 3 flammable liquids

Class 7 radioactive materials

15 / 40

Commerical vehicles typically have this type of brake.

stab brakes

drum brakes

rectangle brakes

S-Cam brakes

16 / 40

A commercial motor vehicle (CMV) is defined as:

a vehicle transporting 16 or more passengers

a vehicle with a gross weight over 26,001 lbs

a vehicle transporting hazardous materials

all of these answers are correct

17 / 40

Vehicle handling can become unsafe if the weight is not properly balanced. Hard steering can be caused by:

too little weight on the driving axles

under loaded front axles

too much weight on the steering axles

high center of gravity

18 / 40

The system that needs to be checked for signs of leaks with rust or carbon soot and damage is the _____.

exhaust

air brake system

none of the answers listed

fifth wheel

19 / 40

Select how you can tell if your vehicle is equipped with an anti-lock braking system:

the vehicle is manufactured after 2005

the vehicle is manufactured after 1990

the vehicle is manufactured after 1998

the vehicle is manufactured after 2001

20 / 40

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

seven

one

five

three

21 / 40

What can side to side surge cause?

A spontaneous combustion.

A roll over.

An engine system failure.

An increase in speed.

22 / 40

What should you check for when inspecting a converter dolly?

all answers listed

that the converter dolly air tank drain valve is in the closed position

that the spare tire is secured if there is one

that the safety chains are secured to the trailer

23 / 40

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

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

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

24 / 40

Water is drained from the compressed air tanks because:

to keep the oil in the air compressor clean

the water will over cool the compressor

braking power is decreased due to the low boiling point of water

the water could freeze in cold weather and cause braking failure

25 / 40

If the hazardous materials are classified as FORBIDDEN you should:

Place the materials in the front of the trailer.

Remove the placards from the trailer.

Refuse the load.

Take special caution in transporting the material.

26 / 40

Double and triple trailers should be driven with care to avoid a rollover or jacknife.

only on downgrades

only in ideal conditions

true

false

27 / 40

What is most likely to occur when driving a set of doubles and a set of trailer wheels goes into a skid?

there will be a trailer jackknife

the rig will slide sideways but stay in a straight line

no matter how you turn the steering wheel, the rig will continue in a straight line

nothing will occur

28 / 40

In Column 1 the symbol "I" means:

Invalid substance.

Iodine.

International restrictions.

International transportation.

29 / 40

What must vehicles with air brakes have?

a minimum of 2 air tanks

all of these answers are correct

an air pressure gauge that shows the pressure available for braking

an air pressure gauge that shows how much air is used by the brake chambers for braking

30 / 40

You must first______to supply air to the trailer.

push in the tractor protection valve

turn off the engine so you can hear the brakes

cross the air lines to check for the presence of leaks

pull out the tractor protection valve

31 / 40

Why do air brakes take longer to stop than hydraulic brakes?

the lines are hotter

it takes more time for the air to flow through the lines

none of the answers listed

longer reaction time

32 / 40

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

use the stab braking method

use countersteering practices

use the trailer brakes only

drive at a speed of 5 mph below your safe speed

33 / 40

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

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

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

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

The person in attendance must be aware of the danger.

34 / 40

What school bus accidents should be reported?

No accidents.

Only accidents casusing injury.

Only accidents determined to be the fault of the bus driver.

All accidents.

35 / 40

The brake pushrod should not move more than____for manual slack adjusters.

1-2 inches while the brakes are set

checking is not required in vehicles built after 1994 as they have automatic slack adjusters

movement is not allowed

an inch when pulled by hand with the brakes released

36 / 40

Select the true statement about double or triple trailers.

they can roll over due to abrupt steering movements

they can have a dangerous "crack the whip" effect

all answers listed

they present a rearward amplification hazard

37 / 40

The reason a bulk liquid tanker is hard to handle is:

Because the cargo has a high center of gravity.

Because the cargo has a low center of gravity.

Because of the high friction point.

Because the cargo has a high density.

38 / 40

Select the true statement:

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

light vehicles require more braking power than heavier vehicles

39 / 40

Which of these statements about signaling is correct?

Signal your intentions early and continuously.

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

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

Signaling is a warning, not a request.

40 / 40

Which contains more alcohol: a 12-ounce glass of 5% beer, a 5-ounce glass of 12% wine or a 1 1/2-ounce shot of 80 proof liquor?

they all contain the same amount of alcohol

1 1/2-ounce shot of 80 proof liquor

12-ounce glass of 5% beer

5-ounce glass of 12% wine

Your score is

The average score is 0%

5/5 - (1 vote)

CDL Category Practice Tests

CDL Practice Test

How To Get A virginia Commercial Drivers License

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

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

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

(Form 649-F) Medical Examiner Report
(Form DL-8) Commercial Driver’s License Self-Certification (This form must be completed by a FMCSA-approved medical examiner.

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 Virginia. Applicants can be disqualified for having multiple licenses.

Virginia 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

virginia CDL License Test Tips

All Virginia CDL applicants must pass the general knowledge test prior to taking the skills test. To pass the Virginia test, applicants must score 80 percent or higher. Applicants who require endorsements must pass additional tests and pay the required fees. The Virginia skills test can be taken 14 days after applicants pass the knowledge test if applicants have never applied for a CDL before and they pass a state-approved driver education program. 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 an active member of the military.
Possess a valid Virginia driver’s license.
Have operate a commercial vehicle as part of their military duties.
Have been recently discharged from the military.

Additional Information

Information on the Virginia Department of Motor Vehicles

The Virginia Department of Motor Vehicles administers CDL license testing and regulations in Virginia. To get more information contact them via:

Website: https://www.dmv.virginia.gov/drivers/#whatiscdl.asp

Phone: 804.497.7100

Additional Virginia CDL Helpful Links

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

virginia CDL Practice Test