Maryland CDL Double Test 1

Question 1

The trailer hand valve should be used:

To test the trailer brakes. To check the connection between the trailer and tractor. To accelerate. To test the lights on the trailer.

Correct Answer:

To test the trailer brakes.

Question 2

Which of the following is not a type of retarder?

Exhaust Engine Air Electric

Correct Answer:

Air

Question 3

If a vehicle is found to be over-length during a pre-trip inspection, the driver should:

Trim the length of the load. Ask someone else to drive. Ensure flags and lights indicating the oversize load are fastened securely. Drive without making any changes.

Correct Answer:

Ensure flags and lights indicating the oversize load are fastened securely.

Question 4

If a driver has stopped on the road and is placing triangles to warn other motorists:

The triangles should be held between the driver and oncoming traffic. The triangles should be carried behind the driver's back to prevent them from being seen by other drivers until they are placed. The triangles should be held as low as possible.

Correct Answer:

The triangles should be held between the driver and oncoming traffic.

Question 5

Front brake limiting valves were intended to:

Prevent the front tires from skidding. Prevent the front tires from overheating. Create equal brake usage. Remove uncertainty when applying the brakes.

Correct Answer:

Prevent the front tires from skidding.

Question 1 of 20

Exam overview

About this Exam

Prepare with the Maryland CDL Double Test 1 practice quiz. This question bank includes 20 questions covering vehicle, driver, trailer, brake, and hand. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Maryland CDL Double Test 1

This practice set contains 20 questions from the matching question bank and focuses on vehicle, driver, trailer, brake, and hand. 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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Maryland CDL Double Test 1

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