Restrictions E L Z O M N - ONLINE CDL SCHOOL

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Restrictions E L Z O M N

Build confidence with 10 original questions about Restrictions E L Z O M N. Review your answers and explanations after finishing.

Supplemental study practice. This is not a government licensing exam or ELDT certification, and does not replace hands-on training. Follow your state’s current handbook.

1 / 10

A driver is applying for a CDL to operate a single vehicle with a GVWR of 27,000 pounds. Which class of CDL is required?

Class B

No CDL required

Class A

Class C

2 / 10

A driver is 20 years old and wants to operate a commercial vehicle from one state to another. What is the minimum age required for this?

19 years old

25 years old

18 years old

21 years old

3 / 10

A driver with a Class A CDL is restricted by an ‘E’ code. What does this restriction mean for their vehicle operation?

They must wear corrective lenses

They cannot drive vehicles with air brakes

They cannot drive commercial vehicles with a manual transmission

They cannot operate outside of an exempt intracity zone

4 / 10

A driver is issued an ‘L’ restriction on their CDL. What type of vehicle are they NOT allowed to operate?

A vehicle towing a trailer over 10,000 pounds

A vehicle designed to carry 16 or more passengers

A commercial vehicle equipped with air brakes

A tank vehicle

5 / 10

A driver with a Class B CDL has an ‘N’ restriction. Which vehicle are they NOT permitted to drive?

A double trailer

A vehicle with a manual transmission

A tank vehicle

A Class A or B bus

6 / 10

A driver with a Class C CDL wants to operate a vehicle designed to carry 18 passengers, including the driver. What must they have?

A passenger (P) endorsement

A hazardous materials (H) endorsement

A double/triple trailer (T) endorsement

A tank vehicle (N) endorsement

7 / 10

A driver with a Class A CDL receives an ‘O’ restriction on their license. What does this restriction prevent them from doing?

Operating any vehicle with air brakes

Driving outside of their home state

Driving a truck tractor-semi trailer combination with a fifth wheel connection

Towing double or triple trailers

8 / 10

A driver is applying for a tanker endorsement. What type of vehicle will this endorsement allow them to operate?

A vehicle with double trailers

A school bus

A tank vehicle as defined by 49 CFR 383.5

A vehicle with a manual transmission

9 / 10

A driver is stopped for a roadside inspection and presents a CDL with a ‘Z’ restriction. What does this restriction indicate?

The driver is restricted to intrastate driving only

The driver must wear corrective lenses

The driver cannot tow trailers over 10,000 pounds

The driver cannot operate a commercial vehicle with full air brakes

10 / 10

A driver is seeking a hazardous materials endorsement and a tank vehicle endorsement. Which endorsement code will appear on their CDL?

Your score is

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About the Restrictions E L Z O M N practice quiz

This practice quiz focuses on Restrictions E L Z O M N, listed under CDL Practice — CDL Licensing and ELDT. Use it to check what you understand, spot topics to revisit, and connect the material to safe, informed decisions on the road.

Before you begin

Keep your current CDL manual or course notes nearby. Read each prompt carefully and think through why an answer fits, especially when a question describes a vehicle, road, or workplace situation. Licensing rules and procedures can vary, so confirm requirements with current official materials for your state.

After you finish

Review any explanations shown with your results. Note unfamiliar terms or missed concepts, then revisit your manual or course notes before trying again. Use your score to guide study; understanding why an answer is correct matters more than the number alone.

Study note: These quizzes are independent study practice. They are not state licensing exams, official government materials, or ELDT certification, and they do not replace required training.

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