Connecticut CDL Combination Test 2

Question 1

In a vehicle equipped with an automatic tractor protection valve, the valve will pop out when:

Air pressure drops to a level between 20 and 45 psi. You are experiencing a trailer jackknife. Wheels have regained traction after a skid. Air pressure is above 45 psi.

Correct Answer:

Air pressure drops to a level between 20 and 45 psi.

Question 2

The best way to recognize that your trailer has begun to skid is by:

Seeing other drivers' faces. Seeing it in your mirrors. Feeling it. Listening to the radio.

Correct Answer:

Seeing it in your mirrors.

Question 3

Combination vehicles need extra space on the road because they:

Drive more slowly than other commercial motor vehicles. Are heavier than other commercial motor vehicles. Need more space to turn and stop than other commercial motor vehicles.

Correct Answer:

Need more space to turn and stop than other commercial motor vehicles.

Question 4

An air supply control in its "emergency" position will:

Turn on the air supply. Apply the trailer emergency brakes. Prevent a skid. Accelerate the vehicle.

Correct Answer:

Apply the trailer emergency brakes.

Question 5

When braking with ABS, you should:

Push the brake pedal harder than usual. Push the brake pedal as you normally would. Push the brake pedal more lightly than usual.

Correct Answer:

Push the brake pedal as you normally would.

Question 1 of 20

Exam overview

About this Exam

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

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Connecticut CDL Combination Test 2

This practice set contains 20 questions from the matching question bank and focuses on trailer, valve, tractor, vehicles, and supply. 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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Connecticut CDL Combination Test 2

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