Colorado CDL Combination Test 2

Question 1

Using the trailer hand brake while experiencing a trailer jackknife will:

Stop the skid. Straighten the trailer. Increase traction. Continue the skid.

Correct Answer:

Continue the skid.

Question 2

If unsure if a trailer is equipped with ABS, you can:

Check under the trailer for wheel speed sensors coming from the back of the brakes. Try driving on a slippery surface and see if ABS kicks in. Assume it does have ABS. Remove a tire and look for the ABS sensor on the axle.

Correct Answer:

Check under the trailer for wheel speed sensors coming from the back of the brakes.

Question 3

To lower the risk of a rollover, you should:

Load the cargo as far forward as possible. Load the cargo as far back as possible. Load the cargo as low as possible. Stack the cargo as high as possible.

Correct Answer:

Load the cargo as low as possible.

Question 4

The emergency air line:

Is controlled by the foot brake. Is connected to the relay valves. Supplies air to the trailer air tanks. Prevents skids.

Correct Answer:

Supplies air to the trailer air tanks.

Question 5

Starting in which year were newly manufactured trailers required to have ABS?

1972 1987 1998 2004

Correct Answer:

1998

Question 1 of 20

Exam overview

About this Exam

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

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Colorado CDL Combination Test 2

This practice set contains 20 questions from the matching question bank and focuses on trailer, while, rollover, tractor, and line. 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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Colorado CDL Combination Test 2

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