DMV Practice Tests

Free Practice Test - Commercial / CDL

Did you know...

• The majority of drivers FAIL their DMV exam the first time?
• Most DMV’s require that you answer 80% correctly in order to pass.

Don't fail your DMV Exam!

USE THESE HELPFUL HINTS TO PASS YOUR EXAM!

• Consider the fact that the DMV writes their questions to be confusing.
• Carefully study the wording of each question.
• If you find even a minor reason to discount an answer, eliminate that answer.
• Trust your instincts and remember what you’ve studied.

Good Luck!

1.	What are the two air lines every combination vehicle has?

• Service and emergency
• Brake and emergency
• Brake and pressure
• Service and brake

2.	The term "Gross Combination Weight" refers to:

• Total weight of the trailer and the load
• Total weight of a powered unit and the trailer
• Total weight of the driver and the load
• Total weight of a powered unit, the trailer and the cargo

3.	When should you inspect the tires in very hot weather?

• Every 3 hours or 200 miles
• Every hour or 50 miles
• Every 5 hours or 400 miles
• Every 2 hours or 100 miles

4.	Three things add up to the total stopping distance for your vehicle. They are:

• Perception distance, response distance, reaction distance
• Observation distance, reaction distance, slowing distance
• Road conditions, speed, perception distance
• Perception distance, reaction distance, braking distance

5.	Within 45 seconds of starting your vehicle, what should your air pressure be?

• 85 to 100 PSI
• 60 to 80 PSI
• 100 to 120 PSI
• 40 to 60 PSI

6.	You should re-inspect your cargo after driving for how long?

• 3 hours or 150 miles
• 2 hours or 200 miles
• 4 hours or 400 miles
• 1 hour or 100 miles

7.	There are how many steps in the pre-trip instruction method?

• 7
• 6
• 8
• 5