Arizona CDL Practice Tests
How to Use These CDL Practice Tests
These practice tests are built around the Arizona CDL knowledge exam. Each one covers a specific topic area that applicants are tested on at the Arizona Motor Vehicle Division (MVD). Students can use them to identify weak spots, build confidence, and get familiar with the format before test day.
The Arizona CDL knowledge exam requires a score of at least 80% to pass. Applicants who do not pass must wait until the following day to retake the test. Practicing in advance helps students walk in prepared.
These tests work best when used alongside a structured training program. The Arizona Commercial Driver License Manual is the official study resource for all CDL knowledge exams. Southwest Truck Driver Training’s Class A and Class B CDL programs cover all knowledge and skills exam content as part of the curriculum.
What Each Practice Test Covers
Full CDL Practice Test
A broad review of general CDL knowledge, including vehicle systems, safe driving practices, cargo handling, and pre-trip inspections.
CDL Practice Test (79 questions) →
Air Brakes
Covers air brake system components, operation, and inspection. Required knowledge for drivers operating vehicles equipped with air brakes.
Combination Vehicles
Covers coupling and uncoupling procedures, inspecting combination vehicles, and safe operation of tractor-trailers.
Combination Vehicles Test (10 questions) →
Doubles and Triples
Covers the additional knowledge required to safely pull double and triple trailers, including handling and federal regulations.
Doubles & Triples Test (10 questions) →
General Knowledge
Covers the core content all CDL applicants must know regardless of vehicle class or endorsement.
General Knowledge Test (20 questions) →
HazMat
Covers the rules for transporting hazardous materials, including placarding, documentation, and emergency procedures. A HazMat endorsement requires passing a separate knowledge test.
Tanker
Covers the handling characteristics and safety requirements for driving vehicles that transport liquids in bulk.