Alaska
CDL Practice Test

The tests offered here are designed to help you prepare for your Alaska CDL test. These Alaska CDL practice tests are free and you may take them as often as you need to. You will be able to practice different CDL test questions different topic areas you’ll see on the test as you prepare to gain your commercial driver license in Alaska. 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. Good luck!

1 / 40

In what position should shut off valves on the rear of the last trailer be in on a set of double trailers?

in an open position for the rear trailer and a closed position for the front trailer

in a closed position

in a closed position for the rear trailer and an open position for the front trailers

in an open position

2 / 40

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

the one-way check vavle

the tractor relay valve

the air compressor

the engine protection valve

3 / 40

The minimum tread depth for steering axle tires is:

2/23 inch

None of the answers listed

14 mm

4/32 inch

4 / 40

Surge affects the handling of a tanker by:

Increasing the wind drag.

Allowing you to take tighter turns.

None of the answers listed.

Moving the truck in the direction the liquid flows in.

5 / 40

How often should you check your cargo?

all of these answers are correct

every 150 miles or every three hours

after every break you take during driving

within the first 50 miles after beginning a trip

6 / 40

The best way to describe a dual air brake system is:

there are 2 separate air brake systems that supply air to the trailer if there is one

there are 2 separate air brake systems that have their own hoses, lines etc

there is a primary and secondary system that is 2 separate air brake systems

all of these answers are correct

7 / 40

Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 Dangerous When Wet material?

Only if you have more than 1,001 pounds of it

Yes

Only in populated areas

8 / 40

Which of the following is NOT something you need to know in order to determine if you need to use placards?

The manufacturing date for the materials.

The substance or material's hazard class.

The amount of a substance or material being shipped.

The amount of all hazardous materials of all classes in your vehicle.

9 / 40

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

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

movement is not allowed

1-2 inches while the brakes are set

an inch when pulled by hand with the brakes released

10 / 40

Which of the following is NOT a basic step to be taken at a crash scene?

care for the injured

gather the contact information of all the drivers involved

notify authorities

protect the area

11 / 40

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

All of these answers are correct.

Be secured when the bus is being driven.

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

Always have a red door light turned on.

12 / 40

A placarded vehicle must carry what type of fire extinguisher?

One with a rating of 5 a/b minimum.

One with a rating of 5 b/c minimum.

One with a rating of 10 a/b minimum.

One with a rating of 10 b/c minimum.

13 / 40

Which of the following parts do not get checked in the Bus Interior inspection:

Signaling devices, including the restroom emergency buzzer, if the bus has a restroom.

Emergency exit handles.

Each hand-hold and railing.

Seat coverings.

14 / 40

Select the true statement in regards to as why you should make sure the fifth wheel plate is greased as recommended:

To decease heat and noise.

To make sure the electrical connections are good.

To make sure that uncoupling easier.

To prevent any steering problems.

15 / 40

Which of the following statements about downshifting is NOT true?

downshift before entering a curve

downshift when you get to the bottom of a hill

downshift before climbing a hill

downshift before starting down a hill

16 / 40

How do you check the connection after locking the kingpin into the fifth wheel?

pull forward 25 feet, turn to the left, and then to the right

pull the tractor at a sharp right to release the trailer brakes

pull forward 25 feet, turn to the right, and then to the left

pull the tractor ahead gently with the trailer brakes locked down

17 / 40

The most important hand signal you should agree on with a helper is:

“faster”

“stop”

“go”

“turn up the music”

18 / 40

Carry-on baggage cannot be stored:

In the aisles and stairwells.

Under the seat.

Behind the seats.

On the seats.

19 / 40

What does the service brake system do?

under normal driving it applies and releases the brakes by using the brake pedal

they are part of an official vehicle inspection

they are only on vehicles that have hydraulic brakes

they are valves that maintain air tank pressure

20 / 40

How should the pintle hook be when backing a dolly under the second trailer?

in the unlatched position

in a halfway open position

in the latched position

removed from the dolly

21 / 40

What is the next step after securing the bus when you have an unruly child on board?

Call school administrator or the police to remove the student.

Unload the student at the next stop.

Stand up and speak respectfully to the offender, if a change of setting is needed, have the student move to a seat near you.

Remove the student from the vehilce for the safety of the other children.

22 / 40

To test the tractor-trailer connection for security, you should:

drive forward in a low gear with the trailer brakes locked and then look at it carefully

drive forward with a sharp jerk

drive forward in a high gear with the trailer brakes on and check it

rock the trailer side to side with the trailer brakes on

23 / 40

Select the true statement in regards to managing the space to the sides:

you should always keep your vehicle to the right side of the lane

you should try to avoid driving next to others when possible

you should drive down the center of both lanes over the pavement markings

high wind gusts will not cause any issues for doubles or triples

24 / 40

While completing the 1st component of the air brake check you are required to fully push down on the foot brake and _____.

see if the air pressure drops more than 3 lbs in a minute while holding it down for that full minute in a single vehicle

both of the answers listed

none of the answers listed

see if the air pressure drops more than 4 lbs in a minute while holding it down for a full minute in a combination vehicle

25 / 40

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

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

it prevents the brakes from failing

when accelerating it releases air

it is connected to the generator

26 / 40

The cause of almost half of all truck driver deaths are:

a result of following behind too closely

a result of changing lanes too frequently

a result of excessive speed

a result of rollover

27 / 40

How do you check the coolant level?

Remove the radiator cap once it is at operating temperature.

While wearing rubber gloves and safety glasses.

Inspect the reservoir sight glass or remove the radiator cap if the engine isn't hot.

None of the answers listed.

28 / 40

Never refuel your bus:

Without a static chain.

With any of the windows open.

With a higher grade of fuel.

In a closed building with passengers on board.

29 / 40

You should line up_____when getting ready to back under the trailer.

directly in front of the trailer

for the kingpin to activate on the driver's side first

above 12 degrees to the right of the trailer

about 12 degrees to the left of the trailer

30 / 40

In the event of an accident you should remember to do the following EXCEPT:

move the victims out of the way immediately

stop any bleeding and keep the victims warm

protect the area

notify authorities

31 / 40

Select the true statement:

you should always ride the brakes

light vehicles require more braking power than heavier vehicles

wait to brake heavy vehicles for as long as you can

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

32 / 40

A minimum tread depth of 2/32 inch is required for:

Non-steer axle tires.

Parking axle tires.

Driving axle tires.

Donut tires.

33 / 40

Select how you would check the truck's slack adjusters.

listen for any strange noises while applying pressure to the brake pedal

brake hard after accelerating

all of these answers are correct

while wearing gloves, pull hard on each slack adjuster that you can reach

34 / 40

Air brake systems should not lose air faster than____when testing for air leakage rates in combination vehicles before applying the brake pedal.

2 psi a minute

5 psi a minute

3 psi a minute

6 psi a minute

35 / 40

When does stab braking occur?

apply pressure all the way on the brake pedal

when the wheels start rolling, apply the brakes

when the wheels lock up, release the brakes

all of these answers are correct

36 / 40

Select the true statement about converter dollies:

they usually do not have spring brakes

all answers listed

because of their small size they have little braking power

they typically require a glad hand converter

37 / 40

The gauge that needs to come up to normal levels after starting the engine within a few seconds is _____.

blood pressure

air brake pressure

oil temperature

oil pressure

38 / 40

Select the true statement in regards to brake drums:

They are located at both ends of the axles of the vehicle.

Hold the brake linings and shoes.

All of these answers are correct.

They are bolted to the wheels.

39 / 40

What is the standee line?

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

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.

40 / 40

When transporting both hazardous and non hazardous materials, your bills must:

Any one of the above.

Describe the hazardous materials first.

Have the hazardous materials highlighted.

Identify the materials by the letter x or rq in the hm column.

Your score is

The average score is 0%

5/5 - (1 vote)

CDL Category Practice Tests

How To Get an Alaska Commercial Drivers License

Applicants are eligible for their CDL at the age of 18 years old. However, it's important to realize that CDLs issued for individuals under the age of 21 are restricted to intrastate commerce. Only those 21 years of age or older are eligible for interstate commerce. In addition, drivers must be 21 years old to drive a school bus, double or triple trailers, and obtain their Hazmat Certification.

All commercial driver's license applicants must get a physical examination by a FMCSA-Certified Medical Examiner. The examiner will give the applicant a DOT medical card if they are assessed as in good health to be driving a commercial vehicle.Any applicants that have the following are considered disqualified from receiving an Alaska-issued CDL:

Currently disqualified from commercial driving privileges in another state.
Currently have more than one operator's license in Alaska or any other states.
Operator's license is currently suspended, denied, canceled, or revoked.

Endorsements

H – Hazardous Materials
N – Tank Vehicles
P – Passenger
S – School Bus
T – Double/Triple
X – Combination Tank and Hazardous Materials

Hit the Open Road

Alaska CDL License Test Tips

All Alaska CDL applicants must successfully pass a general knowledge test of 50 questions on the topic of commercial driving laws. Those attempting Class A Certification must complete 20 additional questions about driving combination vehicles. Those looking for endorsements or the removal of the Air Brake restriction will be required to take additional knowledge assessments. These assessments range between 20 and 30 questions regarding the specific endorsement topic. All knowledge tests must be passed with a score of 80 percent or better for a resident to be eligible for their commercial driver's license.A skills test is required of all applicants to showcase their ability to operate a commercial vehicle. The skills assessment includes a pre-trip inspection, on-road driving test, and basic control operations test. Those seeking endorsements for Passengers, School Bus, or removal of the Air Brake Restriction will need to utilize the particular vehicle the endorsement is for when performing their skills test. For example, to remove the Air Brake Restriction an individual must take the skills test in a vehicle that is equipped with air brakes.

Additional Information

CDL Testing by the Alaska Division of Motor Vehicles

The Alaska Division of Motor Vehicles administers the certifying and testing of commercial drivers in the state. To get more information contact them via:

Website: https://doa.alaska.gov/dmv/akol/cdl/

Phone: 907.269.5551

Additional Alaska CDL Helpful Links

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

Alaska CDL Practice Test

CDL Category Practice Tests

How To Get an Alaska Commercial Drivers License

Hit the Open Road

Alaska CDL License Test Tips

Additional Information

CDL Testing by the Alaska Division of Motor Vehicles

Additional Alaska CDL Helpful Links

Alaska
CDL Practice Test