Wyoming CDL Practice Test — General Knowledge, Air Brakes & Endorsements (2026)
Wyoming Commercial Driver's License applicants must pass knowledge tests for their chosen class and any endorsements desired. The General Knowledge test for CDL is available in Spanish, making it more accessible to Spanish-speaking applicants. However, the HazMat test must be taken in English only. All written CDL tests are multiple-choice with an 80% passing score requirement. Applicants must study the Wyoming CDL Manual extensively, as tests cover pre-trip inspections, cargo securement, hazardous materials handling, air brake systems, doubles/triples operation, tanker procedures, and passenger transport regulations depending on the endorsements sought.
Sample Wyoming CDL Practice Test Questions & Official Manual Citations (2026)
Below are 4 real sample questions from our Wyoming cdl practice test bank. Every question in PassMyDMV cites the exact page and rule in the official Wyoming manual so you understand the law behind every answer:
Sample Question 1 · Cdl Licensing Requirements
Official Wyoming Manual · Page 1
CDL holders must transfer their existing CDL to their new state of domicile within how many days?
- A. 30 days Correct
- B. 90 days
- C. 60 days
- D. One year
Why A. 30 days is correct: Wyoming law requires CDL holders to transfer their existing CDL to their new state of domicile within 30 days of establishing residency. This ensures compliance with federal CDL requirements and maintains accurate driver records across states. [Manual: Pages 1-6 — Wyoming Information, p. 1]
Manual excerpt (Official Wyoming Manual · Page 1): “CDL holders must transfer their existing CDL to their new state of domicile within 30 days.”
Sample Question 2 · Cdl Test Requirements
Official Wyoming Manual · Page 2
The passing score for a Wyoming CDL written test is:
- A. 80 percent Correct
- B. 70 percent
- C. 85 percent
- D. 90 percent
Why A. 80 percent is correct: Wyoming requires applicants to achieve a minimum passing score of 80 percent on all CDL written tests. If an applicant fails one version of a test, they may retake another version the same day, but each version cannot be taken more than once in the same day. [Manual: Pages 1-6 — Wyoming Information, p. 2]
Manual excerpt (Official Wyoming Manual · Page 2): “The passing score for a written test is 80 percent.”
Sample Question 3 · Cdl Permit Validity
Official Wyoming Manual · Page 2
A driver obtains a CLP (Commercial Learners Permit) that is valid for how long?
- A. 180 days
- B. One year with automatic renewal
- C. 90 days
- D. 365 days Correct
Why D. 365 days is correct: The driver must obtain a CLP (Commercial Learners Permit) which is valid for 365 days. The driver must hold that permit for at least 14 days before being eligible for skills testing, allowing adequate time for preparation and training. [Manual: Pages 1-6 — Wyoming Information, p. 2]
Manual excerpt (Official Wyoming Manual · Page 2): “The driver must obtain a CLP (Commercial Learners Permit) which is valid for 365 days.”
Sample Question 4 · Cdl Vehicle Weight Requirements
Official Wyoming Manual · Page 1
Which license class vehicles require a CDL?
- A. Only buses designed to carry 20 or more passengers
- B. Those weighing 26,001 or more pounds GVWR, those designed to carry 16 or more passengers, or those transporting hazmat requiring placards Correct
- C. Only vehicles transporting hazardous materials worth more than $10,000
- D. Only vehicles weighing over 35,000 pounds
Why B. Those weighing 26,001 or more pounds GVWR, those designed to carry 16 or more passengers, or those transporting hazmat requiring placards is correct: Wyoming law requires a CDL for drivers of vehicles weighing 26,001 or more pounds GVWR or GCWR with towed units over 10,000 pounds, those designed to carry 16 or more passengers including the driver, or any size vehicle transporting hazardous materials requiring placards. The weight threshold and passenger capacity are the key regulatory cutoffs. [Manual: Pages 1-6 — Wyoming Information, p. 1]
Manual excerpt (Official Wyoming Manual · Page 1): “Drivers of the Following Types of Vehicles Must Have a CDL: Those weighing 26,001 or more pounds Gross Vehicle Weight Rating (GVWR) or Gross Combination Vehicle Weight Rating (GCWR); Those designed to carry 16 or more passengers (including the driver); Those transporting hazardous materials in quantities requiring placards (regardless of vehicle size.)”
Most-Tested Wyoming CDL Practice Test Topics in Our 521-Question Bank
Our Wyoming cdl practice test bank contains 521 active multiple-choice questions written directly from the official Wyoming handbook. Here is how those questions break down across the core exam topics:
Frequently Asked Questions: Wyoming CDL Practice Test
All Wyoming DMV Practice Tests & Study Guides
- Wyoming DMV Practice Test Hub (Car, Motorcycle & CDL overview)
- Wyoming Car Learner’s Permit Practice Test (819 questions)
- Wyoming Motorcycle Permit Practice Test (381 questions)
- Wyoming CDL Commercial Practice Test (521 questions)
- Wyoming Road Signs & Traffic Signals Practice Test (143 questions)
- Official Wyoming Driver Manual Table of Contents & PDF Handbook
- How to Get Your Wyoming Driver License: 2026 Step-by-Step Guide
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