pennsylvania
CDL Practice Test

Welcome to the Pennsylvania CDL practice test site. CDL rules and regulations covered on these practice tests come from the PA DMV CDL Manual. You can take these practice test questions as many times as you like as you attempt to obtain your PA CDL. 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

When driving with multiple trailers, which one should be right behind the tractor?

the trailer longest in length

the trailer with the smallest road

the trailer with the heaviest load

the trailers shortest in length

2 / 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

3 / 40

It is important to know the outage required for the liquids you carry because:

None of these answers are correct.

Some of the denser liquids don't need any.

Some liquids will expand more than others when warm.

Tank baffles may not always be permitted with outage.

4 / 40

Which of the following is a recommended procedure when unloading the students?

Tell students to remain seated until they are told to exit.

Let the students begin moving to the front of the bus before it's fully stopped to maximize efficiency.

Put the transmission in neutral gear and put on the brakes.

Position yourself outside of the bus in front of crossover mirror to supervise unloading.

5 / 40

What is the earliest way to notice a trailer skid?

you can see it in your mirrors

you can feel a jerk in the back of the tractor

you can feel it pulling your steering wheel

you can hear the tires squealing

6 / 40

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

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.

Be closed when operating the bus.

7 / 40

Play of the steering wheel should not exceed:

15 degrees

5 degrees

10 degrees

30 degrees

8 / 40

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

trailer, packages

shipping papers, package

invoice, shipping papers

package, trailer

9 / 40

A placard is required for a combustible liquid at?

110 gallons

Any amount

100 gallons

1,001 pounds or more

10 / 40

On the Hazardous Materials Table, column 1 shows:

How much of the material can be put in a vehicle without placarding.

How to ship an item.

To what shipping mode the information on that line applies.

What materials can be loaded together.

11 / 40

What is the most important reason for doing a school bus inspection?

To give the mechanic something to do.

For safety required by federal, state, and local laws.

To assist the school principal with their report.

To check for flat tires.

12 / 40

You should follow the posted speed limits for curves and be aware of:

The posted speed limit may be too high for safety.

A rollover may occur even when driving at the posted speed limit.

All answers listed.

The higher center of gravity on a tank truck.

13 / 40

Which of the following hazard classes utilizes a transport index in order to determine how much of it can be loaded on a single vehicle for transport?

Class 3—flammable liquids

Class 4—live chickens

Class 7—radioactive materials

Class 1—explosives

14 / 40

Which of the following statements about overhead space is true?

an empty van is lower than a loaded one

the weight of the cargo changes a truck's height

warning lights are always installed on low bridges and overpasses

athe heights posted at bridges are usually accurate

15 / 40

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

Start the engine after getting in the cab.

Shift the gear to neutral.

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

Listen for any unsual noises after starting the engine.

16 / 40

What keeps air in the tanks should the air compressor develop a leak?

the air compressor

the one-way check vavle

the tractor relay valve

the engine protection valve

17 / 40

A tank vehicle:

Is a vehicle that can transport bulk fertilizer.

Is a vehicle that can transport liquid.

Is a vehicle that can transport liquified gasses.

All answers listed.

18 / 40

You must be alert for road hazards so that:

You will have time to plan your escape if the hazard becomes an emergency.

Accident reports will be accurate.

You can help impaired drivers.

Law enforcement personnel can be called.

19 / 40

What is the benefit of ABS?

it provides an added layer of safety for truck drivers

all of these answers are correct

it prevents the wheels from locking up during heavy braking or slippery conditions

it decreases your stopping distance

20 / 40

When should you check your mirrors for a lane change?

Right after starting the lane change.

All of these answers are correct.

Before and after signaling the change.

After completing the lane change.

21 / 40

The interlock system for the brake and accelerator on a transit coach may be used:

All of these answers are correct.

As a safety feature when the exit door is open.

To replace the parking brake.

To replace the rear door emergency buzzer.

22 / 40

Before backing under the trailer after connecting the air lines you should:

take a walk around the vehicle to make sure it is clear of obstructions

supply air to the trailer system and then pull the air supply knob out

have a random pedestrian direct your path of travel

double check to make sure the trailer brakes are off

23 / 40

What is most likely to occur when driving a tanker truck and the front wheels begin to skid?

The tank will roll over.

The surge will disconnect the tank from the truck.

No matter how you steer, you will continue in a straight line.

Nothing will occur.

24 / 40

This gauge has a governor cut-off.

Oil pressure gauge

The coolant temperature gauge

Air gauge

The ammeter gauge

25 / 40

What will occur if you cross the connect the air lines?

the tractor brakes will lock up

nothing will occur, it'll funciton as normal

there will not be air going to the trailer brakes

the tractor will not be able to move

26 / 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

all answers listed

the kingpin is over the fifth wheel

27 / 40

How should the hand valve be used?

only when the trailer is loaded to its maximum weight

only when accompanied by the service brakes

to test the trailer brakes

only when accompanied by the foot brake

28 / 40

If you are driving a 100-foot truck with double trailers at 30 mph in dry conditions, how many seconds of space should there be between your truck and other vehicles?

29 / 40

This object is not checked at the rear of the trailer.

The back doors

The header board

The bumper

The mud flaps

30 / 40

Remember to_____to prevent rollovers.

drive slowly around turns

all answers listed

have the load as low to the ground as possible

have the load centered

31 / 40

You should be extra cautious when___while driving a smooth bore tanker combination.

stopping and starting

driving down a hill

driving up a hill

unloading or loading

32 / 40

It is important for driving safety to always be looking ahead. Which of the following is NOT a recommended time/distance that you should be looking ahead?

about 5 car lengths on the highway

about 1/4 mile for open highway driving

about 12-15 seconds

about 1 block for city driving

33 / 40

With Division 1.1, 1.2, or 1.3 Class A or B, how close can you park to a bridge, tunnel, or building?

Do not park within 100 feet.

Do not park within 200 feet.

Do not park within 500 feet.

Do not park within 300 feet.

34 / 40

You should activate hazard lights within approximately how many feet before railroad crossing?

200 feet

400 feet

250 feet

300 feet

35 / 40

You are checking the_______when looking at the dipstick to see if the lubrication is at the safe operating range or above the refill line.

oil level

coolant level

battery fluid level

washer fluid level

36 / 40

This object should not be worn dangerously thin where visible.

The brake chambers

All answers listed

The brake linings

The air system lines

37 / 40

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

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

none of the answers listed

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

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

38 / 40

Where should you place your warning devices if you must stop on a one-way or divided highway?

50 feet, 100 feet, and 150 feet toward approaching traffic

20 feet, 50 feet, and 100 feet toward approaching traffic

10 feet, 100 feet, and 200 feet toward approaching traffic

100 feet, 200 feet, and 300 feet toward approaching traffic

39 / 40

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

you will be unable to release the tractor brakes

you will be unable to realse the trailer brakes

there is no way to know if there is an issue

you will have brakes that are not operational

40 / 40

A bus has a GVWR of 22,000 pounds and seats 24 passengers. What CDL class is this vehicle?

Class C

Class A

Class D

Class B

Your score is

The average score is 0%

5/5 - (1 vote)

CDL Category Practice Tests

CDL Practice Test

How To Get A pennsylvania Commercial Drivers License

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

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

Pennsylvania CDL applicants must be medically certified that they are physically fit enough to operate a commercial vehicle and pass a vision test. Pennsylvania applicants must get assistance with the forms from a qualified CDL physician and submit the following documents:

(Form MCSA-5875) Medical Examination Report Form
(Form MCSA-5876) Medical Examiner’s Certificate

Applicants who receive a CDL must keep their Medical Examiner’s Certificate with them at all times while they are operating a commercial vehicle.

Drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in Pennsylvania. Applicants can be disqualified for having multiple licenses.

Pennsylvania 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

pennsylvania CDL License Test Tips

All Pennsylvania CDL applicants must pass the general knowledge test prior to taking the skills test. To pass the Pennsylvania test, applicants must score 80 percent or higher. Applicants who require additional endorsements must pass additional tests and pay the required fees. The Pennsylvania skills test can be taken 15 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 active duty military personnel.
Operate a commercial vehicle as part of their military duties.
Have been discharged from the military within the past 12 months.
Submit an Application for CDL Skills Test Waiver.

Additional Information

Information on the Pennsylvania Department of Motor Vehicles

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

Website: https://www.dmv.pa.gov/Driver-Services/Commercial-Driver/Pages/default.aspx

Phone: 717.412.5300

Additional Pennsylvania CDL Helpful Links

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

pennsylvania CDL Practice Test

CDL Category Practice Tests

CDL Practice Test

How To Get A pennsylvania Commercial Drivers License

Hit the Open Road

pennsylvania CDL License Test Tips

Additional Information

Information on the Pennsylvania Department of Motor Vehicles

Additional Pennsylvania CDL Helpful Links

pennsylvania
CDL Practice Test