Defensive Driving and Commercial Driver's License (CDL) Safety Quiz

Test your knowledge on defensive driving, CDL safety, and commercial vehicle operation with these essential questions.

#1

Which of the following is a primary benefit of defensive driving?

Decreased fuel efficiency
Increased risk of accidents
Improved hazard recognition
Reduced vehicle maintenance costs
#2

What does 'CDL' stand for in the context of driving?

Certified Driver's License
Commercial Driver's License
Centralized Driver's Log
Common Driver's Liability
#3

What is the main purpose of ABS (Anti-lock Braking System) in vehicles?

To lock the brakes during emergency stops
To prevent skidding and maintain steering control during hard braking
To increase fuel efficiency
To reduce engine noise
#4

Which of the following is a key component of a pre-trip inspection for commercial vehicles?

Checking tire pressure
Adjusting the radio volume
Cleaning the rearview mirror
Changing the engine oil
#5

What is the primary goal of a commercial driver during adverse driving conditions?

To maintain the same speed as normal conditions
To increase speed to reach the destination faster
To reduce speed and drive cautiously
To switch to a different route
#6

What should a driver do if they encounter a sudden tire blowout?

Slam on the brakes immediately
Hold the steering wheel firmly and gradually release the accelerator
Accelerate to regain control of the vehicle
Swerve sharply to the left
#7

What is the purpose of a pre-trip inspection for a commercial vehicle?

To check the air conditioning system
To ensure the vehicle is in safe operating condition
To clean the interior of the vehicle
To document the driver's trip plan
#8

In adverse weather conditions, what should a defensive driver do?

Increase speed to get through the conditions more quickly
Use hazard lights to signal other drivers
Increase following distance and reduce speed
Keep windshield wipers off to maintain visibility
#9

What does the 'Smith System' emphasize in defensive driving?

The importance of regular vehicle maintenance
The role of communication in safe driving
The use of advanced driving technologies
The significance of aggressive driving tactics
#10

Which of the following is NOT a potential distraction for commercial drivers?

Using a hands-free device for phone calls
Eating or drinking while driving
Adjusting the vehicle's radio or climate controls
Engaging in text messaging
#11

What is the purpose of the 'G.O.A.L.' principle for backing up a commercial vehicle?

To maximize speed while reversing
To minimize blind spots
To ensure proper braking technique
To prevent backing accidents by getting Out And Looking
#12

What should a commercial driver do if they suspect they are experiencing fatigue?

Increase their caffeine intake to stay alert
Continue driving but at a slower pace
Pull over to a safe location and rest
Open the windows for fresh air
#13

What is the 'space cushion' in driving?

A special cushion for driver comfort
The amount of space between your vehicle and others
A device used to measure tire pressure
A type of airbag system
#14

What is the purpose of the 'No Zone' concept for commercial drivers?

To promote eco-friendly driving practices
To identify blind spots around a commercial vehicle
To encourage sharing the road with cyclists
To indicate areas where parking is prohibited
#15

What does the term 'oversteering' refer to in driving?

Turning the steering wheel too much
Applying brakes too aggressively
Steering less than necessary for a turn
Excessive correction of a skid
#16

What should a commercial driver do if they suspect a brake failure?

Continue driving but avoid using brakes
Pump the brakes to build up pressure
Pull over to a safe location and use an emergency brake
Ignore the issue until reaching the destination
#17

What is the primary purpose of the 'Smith System' in commercial driving?

To manage vehicle maintenance schedules
To reduce fuel costs
To provide guidelines for safe driving behaviors
To increase vehicle speed

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