Question 1
What is a tractor protection valve?
Correct Answer:
A valve to keep air in the brake system should there be a bad leak
Question 2
Trailers built before ____ are not required to have spring brakes.
Correct Answer:
1975
Question 3
When backing up your tractor while coupling it to a trailer, the trailer brakes should be:
Correct Answer:
Locked.
Question 4
The trailer hand valve should:
Correct Answer:
Be used only to test the trailer brakes.
Question 5
If you are operating a vehicle built before 1998 and are unsure if the trailer has an Anti-Lock Braking System (ABS), you can:
Correct Answer:
Check for wheel speed sensors coming from the back of the brakes.
Question 1 of 20
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About this Exam

Prepare with the Tennessee CDL Combination Test 2 practice quiz. This question bank includes 20 questions covering trailer, valve, vehicle, tractor, and built. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Tennessee CDL Combination Test 2

This practice set contains 20 questions from the matching question bank and focuses on trailer, valve, vehicle, tractor, and built. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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