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Alabama CDL Combination Vehicles Practice Test 2

Alabama CDL Combination Test - Combination Vehicles. The combination vehicles test is required for Class A CDL applicants in Alabama who plan to operate combination vehicles. This Alabama CDL Combination Vehicles Practice Test 2 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 Alabama CDL Manual and covers the core information needed to safely operate combination vehicles. Alabama's Combination Vehicles section focuses on driving combinations, combination vehicle air brakes, antilock brake systems, coupling and uncoupling, and inspecting combinations. Take this Alabama 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, Alabama 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 2
  • Focus: driving combinations, coupling, inspection, and air systems
  • Passing target: 16 of 20 • Page 1 of 4
1
Following Distance

A driver is operating a 60-foot tractor-trailer at 50 mph. Under the Alabama CDL manual's following-distance rule, what minimum following distance should the driver allow?

Question 1
2
Rollover Dynamics

Why can a fully loaded combination vehicle roll over even when traveling below the posted speed limit on an exit ramp?

Question 2
3
Trailer Skid

A trailer begins to skid sideways because its wheels locked during braking. What should the driver do first?

Question 3
4
Bobtail Braking

Why may a bobtail tractor lock its rear wheels more easily during hard braking?

Question 4
5
Offtracking

Why must a combination-vehicle driver allow extra inside clearance during a tight turn?

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