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Combination Test 3
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Tennessee CDL Combination Vehicles Practice Test 3

Tennessee CDL Combination Test - Combination Vehicles. The combination vehicles test is required for Class A CDL applicants in Tennessee who plan to operate combination vehicles. This Tennessee CDL Combination Vehicles Practice Test 3 consists of 20 questions, and you must answer at least 16 correctly to pass with a score of 80%. The test is based on Section 6 of the Tennessee CDL Manual and covers the core information needed to safely operate combination vehicles. Tennessee's Combination Vehicles section focuses on driving combinations, combination vehicle air brakes, antilock brake systems, coupling and uncoupling, and inspecting combinations. Take this Tennessee CDL practice test now to prepare for the actual combination vehicles knowledge exam. To earn your CDL, you must pass the required knowledge tests and the skills test. Depending on your license class and endorsements, Tennessee may also require tests for General Knowledge, Air Brakes, Passenger, School Bus, Tank Vehicles, Hazardous Materials, and Doubles/Triples. Special endorsements are required for certain vehicle types, and Class A applicants should be prepared for the additional knowledge needed to safely operate tractor-trailers and other combination vehicles.

Questions on this page
5
Exam questions
20
Correct to pass
16
Passing score
80%
Page
1 / 4

Page 1 — 5 practice questions

CDL Combination Vehicles

Instructions

  • Select the best answer for each question.
  • Read every option carefully before choosing.
  • Complete all 5 questions on this page before moving on. Your answers stay saved when you refresh or move between pages.

Quick snapshot

  • Topic: CDL Combination Vehicles Practice Test 3
  • Focus: driving combinations, coupling, inspection, and air systems
  • Passing target: 16 of 20 • Page 1 of 4
1
Coupling Safety

Before coupling a tractor to a trailer, what should you do first?

Question 1
2
Landing Gear

When uncoupling a trailer, why should the landing gear be raised only enough to clear the pavement?

Question 2
3
Combination Handling

Why are combination vehicles more likely than single vehicles to skid and jackknife?

Question 3
4
Trailer Height

What can happen if the trailer is too high before coupling?

Question 4
5
Inspection

When checking the fifth wheel during inspection, what should you look for?

Question 5
You must answer every question on this page before continuing.
Page 1 of 4