CDL Tanker Test 2024 Questions and Answers

CDL Tanker Test 2024 Questions and Answers: Try our free CDL Tank Endorsement Practice Test Online. You must pass the CDL Tanker knowledge test for driving a tank vehicle. A “tank vehicle” is used to carry any liquid or liquid gas in a tank of 1,000 gallons or more. (This endorsement is also needed for dry bulk tankers.)

Before loading, unloading, or driving a tanker, inspect the vehicle. This ensures that the vehicle is safe to carry the liquid or gas and is safe to drive. A tank endorsement is also required for Class C vehicles when the vehicle is used to transport hazardous materials in liquid or gas form in the rated tanks.

CDL Tanker Test 2024 Questions and Answers

Test Name	CDL Practice Test 2024
Language	English
License	Endorsements Permit
Total Questions	30 Questions and Answers
Test For	Commercial Driver License
Test Preparation	Tank Endorsement Endorsements
Country	USA
Explanation	No

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CDL Tanker Test

1 / 30

Which tank in the figure above is specially designed to reduce liquid surge?

A) Tank B

B) Tank C

C) All of the above

D) Tank A

2 / 30

Which of the following is an unbaffled liquid tanker most likely to be carrying?

A) Milk

B) Gasoline

C) Dry cement

D) Liquid nitrogen

3 / 30

Tank A and Tank B are the same length. Which of the following is true?

A) Tank B can carry more liquid than Tank A.

B) Tank A can carry more liquid than Tank B.

C) Tank A and Tank B can carry the same number of gallons.

D) Tank A will require more outage than Tank B.

4 / 30

What device divides a liquid tank into several smaller tanks?

A) A baffle

B) None of the above

C) A bulkhead

D) A smooth bore

5 / 30

An unbaffled tank is also called a

A) low-profile tank.

B) smoothbore tank.

C) liquid tank.

D) conventional tank.

6 / 30

Which of the following is a true statement?

A) Tank A will be less likely to roll over when taking curves.

B) Tank A is safer than Tank B.

C) Tank A has a lower center of gravity than Tank B.

D) None of the above

7 / 30

When loading a 5-compartment tank with different liquids, which of the following should you do?

A) Fill the last compartment highest.

B) Fill the first compartment highest.

C) Distribute the weight evenly.

D) Fill each compartment as full as possible.

8 / 30

A tank vehicle’s high center of gravity makes which of the following especially dangerous?

A) Going uphill.

B) Driving on wet roads.

C) Coming to a stop.

D) Taking highway curves.

9 / 30

Sanitation regulations forbid the use of baffles when transporting food products. Why?

A) Because an unbaffled tank can be driven at higher speeds and less time will be needed for transporting the load.

B) Because baffles would increase the motion of the liquid.

C) Because of the difficulty of cleaning the inside of a baffled tank.

D) None of the above

10 / 30

When carrying liquids, you should take an off-ramp curve at a speed

A) slightly above the posted speed.

B) slightly below the posted speed.

C) well below the posted speed.

D) at the posted speed.

11 / 30

A portable tank having a capacity of at least ________ is considered a tank vehicle.

A) 100 gallons

B) 1,000 gallons

C) 1,000 pounds

D) 100 pounds

12 / 30

Tankers carrying liquids can ______ more easily than other vehicles.

A) oll over

B) ascend a hill

C) stop

D) turn

13 / 30

Why do baffles make handling a liquid tank vehicle easier?

A) They help control side-to-side surge.

B) They help control forward and backward surge.

C) They lower the center of gravity.

D) They put more weight on the front and rear of the vehicle.

14 / 30

You are filling a liquid tanker. Besides the outage requirement, what else must you consider in determining the amount of liquid you can legally carry?

A) Whether the tanker is baffled or unbaffled.

B) The weight of the liquid.

C) The speed you will be traveling.

D) The distance you will be traveling.

15 / 30

The amount of liquid you can legally carry does

A) the amount the liquid will expand in transit.

B) legal weight limits.

C) the distance to be traveled.

D) the liquid’s weight.

16 / 30

You need special skills if you are hauling liquids because of the

A) movement of liquid in the tank.

B) length of the vehicle.

C) loaded tanker’s low center of gravity.

D) weight of the vehicle.

17 / 30

Compared to a low-profile tank, a conventional tank is always

A) more top-heavy.

B) heavier

C) safer

D) wider

18 / 30

What is outage?

A) The horsepower required to haul a liquid tanker

B) The room that is allowed in a tank above the liquid load for expansion

C) Liquid that is leaking from a liquid tanker

D) Liquid that is traveling through a bulkhead between two small tanks

19 / 30

Forward and backward surge is especially strong when a tanker is

A) going up a hill.

B) unbaffled.

C) turning a corner.

D) baffled

20 / 30

The design of Tank B will not affect handling in which circumstance?

A) Accelerating

B) Starting

C) Stopping

D) Turning

21 / 30

Tank B is called a

A) low-capacity tank.

B) conventional tank.

C) low-profile tank.

D) round-bodied tank.

22 / 30

Which of the following would Tank B be least likely to carry?

A) Liquid propane

B) Acid

C) Gasoline

D) Orange juice

23 / 30

What is surge?

A) None of the above

B) Movement of liquid in a partially filled tanker.

C) The amount a liquid expands when heated.

D) Acceleration of a truck caused by movement of its load.

24 / 30

When you are coming to a sudden stop, the liquid in a tanker will

A) splash up and down.

B) surge backward and forward.

C) surge from side to side.

D) stop moving suddenly.

25 / 30

A tank vehicle is a vehicle used to transport

A) hazardous liquids.

B) military equipment.

C) any liquid or liquefied gaseous material.

D) gasoline or other petroleum products.

26 / 30

Which of the following is more dangerous when driving an unbaffled tank than when driving a baffled tank?

A) Leaving the highway via a curved off-ramp

B) Stopping suddenly

C) Going up a steep hill

D) Changing lanes on a highway

27 / 30

When a tank vehicle comes to a stop, liquid will surge back and forth. When the wave hits one end of the tank, the truck will

A) be pushed in the direction opposite the direction the wave was moving.

B) None of the above

C) rollover.

D) be pushed in the direction the wave was moving.

28 / 30

Tests have shown that tankers can turn over

A) while being loaded.

B) while driving on icy roads.

C) when taking a curve at the posted speed.

D) when taking a curve above the posted speed.

29 / 30

Tank A was moving forward and has just stopped. The liquid surge will push the tank first in which direction?

A) Backward

B) To the right

C) To the left

D) Forward

30 / 30

You are loading 3 different liquids that must not be mixed into Tank A. Which 3 compartments should you use?

A) Compartments 2, 3, and 4

B) Compartments 3, 4, and 5

C) Compartments 1, 2, and 3

D) Compartments 1, 3, and 5

Your score is

The average score is 75%

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