Mississippi CDL Practice Test — General Knowledge, Air Brakes & Endorsements (2026)
Mississippi's Commercial Driver License testing is administered by the DPS Driver Service Bureau. Applicants must pass knowledge tests with a minimum 80% score for the general knowledge exam and any required endorsement exams. CDL classes include Class A (combinations with GVWR over 26,001 and towed vehicle GVWR over 10,000), Class B (single vehicles with GVWR over 26,001), and Class C (passenger or hazmat vehicles). Available endorsements include Hazardous Materials (H), Tank Vehicles (N), Passenger (P), School Bus (S), and Doubles/Triples (T). Skills testing includes pre-trip inspection, basic vehicle control, and on-road driving tests. You must be at least 18 for intrastate driving, or 21 with hazardous materials or passenger endorsements.
Sample Mississippi CDL Practice Test Questions & Official Manual Citations (2026)
Below are 4 real sample questions from our Mississippi cdl practice test bank. Every question in PassMyDMV cites the exact page and rule in the official Mississippi manual so you understand the law behind every answer:
Sample Question 1 · Cdl Requirements
Official Mississippi Manual · Chapter 1 · Page 7
Which vehicle combination generally requires a CDL because of its gross combination weight rating?
- A. A passenger car towing a small utility trailer
- B. Any combination vehicle with a GCWR under 20,000 pounds
- C. A combination vehicle with a GCWR of 26,001 or more pounds when the towed vehicle GVWR exceeds 10,000 pounds Correct
- D. Any two-axle vehicle used only for personal errands
Why C. A combination vehicle with a GCWR of 26,001 or more pounds when the towed vehicle GVWR exceeds 10,000 pounds is correct: The CDL threshold includes a 26,001-pound or higher gross combination weight rating only when the vehicle being towed has a GVWR over 10,000 pounds. [Manual: Section 1 INTRODUCTION — CDL requirements, p. 7]
Manual excerpt (Official Mississippi Manual · Chapter 1 · Page 7): “Any combination of vehicles with gross combination weight rating INTRODUCTION (GCWR) of 26,001 or more pounds falls in Group A provided the GVWR of the vehicle(s) being towed is more than 10,000 pounds.”
Sample Question 2 · Passenger Capacity
Official Mississippi Manual · Chapter 1 · Page 7
What passenger capacity can make a vehicle require a CDL?
- A. Designed to transport 12 passengers only when crossing state lines
- B. Designed to transport any number of passengers for personal use
- C. Designed to transport 16 or more passengers, including the driver Correct
- D. Designed to transport 8 or more passengers, excluding the driver
Why C. Designed to transport 16 or more passengers, including the driver is correct: A vehicle designed for 16 or more passengers, counting the driver, is one of the vehicle types listed as requiring a CDL. [Manual: Section 1 INTRODUCTION — CDL requirements, p. 7]
Manual excerpt (Official Mississippi Manual · Chapter 1 · Page 7): “However, vehicles of this size are included in the CDL program only if A combination vehicle with a gross combination they are: 1) Designed to carry 16 or more passengers weight rating (GCWR) of 26,001 or more pounds, including the driver, or (2) Used to transport provided the GVWR of the vehicle(s) being towed is hazardous materials in quantities requiring in excess of 10,000 pounds.”
Sample Question 3 · Class C
Official Mississippi Manual · Chapter 1 · Page 7
Why can even some smaller Class C vehicles require special CDL knowledge?
- A. They are exempt from federal safety rules
- B. They may carry hazardous material or human passengers Correct
- C. They always tow trailers over 10,000 pounds
- D. They are never allowed to leave their home state
Why B. They may carry hazardous material or human passengers is correct: The manual says Class C licensing is often tied to the cargo or passengers, and accidents involving hazardous materials or human passengers are especially serious. [Manual: Section 1 INTRODUCTION — Class C vehicles, p. 7]
Manual excerpt (Official Mississippi Manual · Chapter 1 · Page 7): “Because of the seriousness of an accident involving driver licensing for more information. hazardous material or human passengers, the safe operation of even the smaller vehicles in Class C (Your state may have additional definitions of requires special knowledge and the drivers of these CMVs.) vehicles must have a CDL.”
Sample Question 4 · Clp Endorsements
Official Mississippi Manual · Chapter 1 · Page 8
Which endorsements may be added to a Commercial Learner's Permit?
- A. School bus, Hazardous Materials, and Combination vehicles
- B. Hazardous Materials, Double/Triple Trailers, and Tank vehicle
- C. Passenger, School bus, and Tank vehicle Correct
- D. Air brakes, Manual transmission, and Passenger
Why C. Passenger, School bus, and Tank vehicle is correct: The manual specifically limits CLP endorsements to Passenger (P), School bus (S), and Tank vehicle (N). [Manual: Section 1 INTRODUCTION — CLP endorsements, p. 8]
Manual excerpt (Official Mississippi Manual · Chapter 1 · Page 8): “The Transportation Security Administration (TSA) NOTE: The only endorsements that may be and the US Department of Transportation require added to a Commercial Learner’s Permit (CLP) background checks on commercial drivers who are are: certified to transport hazardous materials.”
Most-Tested Mississippi CDL Practice Test Topics in Our 686-Question Bank
Our Mississippi cdl practice test bank contains 686 active multiple-choice questions written directly from the official Mississippi handbook. Here is how those questions break down across the core exam topics:
Frequently Asked Questions: Mississippi CDL Practice Test
All Mississippi DMV Practice Tests & Study Guides
- Mississippi DMV Practice Test Hub (Car, Motorcycle & CDL overview)
- Mississippi Car Learner’s Permit Practice Test (968 questions)
- Mississippi Motorcycle Permit Practice Test (310 questions)
- Mississippi CDL Commercial Practice Test (686 questions)
- Mississippi Road Signs & Traffic Signals Practice Test (168 questions)
- Official Mississippi Driver Manual Table of Contents & PDF Handbook
- How to Get Your Mississippi Driver License: 2026 Step-by-Step Guide
Practice Tests for Other States
- Alabama DMV practice test
- Alaska DMV practice test
- Arizona DMV practice test
- Arkansas DMV practice test
- California DMV practice test
- Colorado DMV practice test
- Connecticut DMV practice test
- Delaware DMV practice test
- Florida DMV practice test
- Georgia DMV practice test
- Hawaii DMV practice test
- Idaho DMV practice test
- Illinois DMV practice test
- Indiana DMV practice test
- Iowa DMV practice test
- Kansas DMV practice test
- Kentucky DMV practice test
- Louisiana DMV practice test
- Maine DMV practice test
- Maryland DMV practice test
- Massachusetts DMV practice test
- Michigan DMV practice test
- Minnesota DMV practice test
- Mississippi
- Missouri DMV practice test
- Montana DMV practice test
- Nebraska DMV practice test
- Nevada DMV practice test
- New Hampshire DMV practice test
- New Jersey DMV practice test
- New Mexico DMV practice test
- New York DMV practice test
- North Carolina DMV practice test
- North Dakota DMV practice test
- Ohio DMV practice test
- Oklahoma DMV practice test
- Oregon DMV practice test
- Pennsylvania DMV practice test
- Rhode Island DMV practice test
- South Carolina DMV practice test
- South Dakota DMV practice test
- Tennessee DMV practice test
- Texas DMV practice test
- Utah DMV practice test
- Vermont DMV practice test
- Virginia DMV practice test
- Washington DMV practice test
- West Virginia DMV practice test
- Wisconsin DMV practice test
- Wyoming DMV practice test