CDL PERMIT PRACTICE TEST LATEST QUESTIONS 2026 –
VERIFIED Q&A WITH RATIONALES FROM CERTIFIED
EXAMINER ACTUAL EXAM PREP 100% FAST REVISION
Examining Board: Commercial Driver Licensing Authority
Test Content Outline
1. General Knowledge
2. Air Brakes
3. Combination Vehicles
4. Safety and Regulations
5. Hazard Awareness
6. Vehicle Inspection
7. Driving Techniques
8. Emergency Handling
Instructions
Choose the best answer for each question. Each question has one correct answer.
1. What is the most important reason for doing a vehicle inspection before
driving?
A. To save fuel
B. To ensure safety
C. To reduce paperwork
D. To check route
Answer: B
Ensuring the vehicle is safe prevents accidents and mechanical failures.
2. When should you check your mirrors?
A. Only before turning
B. Every 10 seconds
, C. Only when stopped
D. Once per trip
Answer: B
Frequent mirror checks help maintain awareness of surroundings.
3. What does a low air pressure warning mean?
A. Engine overheating
B. Brake failure risk
C. Tire damage
D. Fuel is low
Answer: B
Low air pressure can cause brakes to fail or not function properly.
4. What is the safe following distance for large trucks?
A. 1 second per 10 feet
B. 2 seconds total
C. 1 second total
D. 5 seconds always
Answer: A
Longer vehicles require more stopping distance.
5. What is a “no-zone”?
A. Parking area
B. Blind spot
C. Speed limit area
D. Rest area
Answer: B
No-zones are areas where other drivers cannot see you.
6. What should you do before changing lanes?
A. Honk horn
B. Check mirrors and signal
C. Speed up quickly
D. Turn steering wheel
, Answer: B
Proper signaling and mirror checks prevent collisions.
7. What does ABS stand for?
A. Automatic Brake System
B. Anti-lock Braking System
C. Air Brake Safety
D. Auto Balance System
Answer: B
ABS prevents wheels from locking during braking.
8. What is the main cause of tire failure?
A. Overinflation
B. Heat
C. Cold weather
D. Road paint
Answer: B
Heat from friction or underinflation causes most failures.
9. When should you use a retarder?
A. On slippery roads
B. On dry roads only
C. In heavy rain
D. During turns
Answer: B
Retarders can cause skidding on slippery surfaces.
10.What is hydroplaning?
A. Driving uphill
B. Tires losing contact with road due to water
C. Engine overheating
D. Brake locking
Answer: B
Water buildup reduces tire traction.
VERIFIED Q&A WITH RATIONALES FROM CERTIFIED
EXAMINER ACTUAL EXAM PREP 100% FAST REVISION
Examining Board: Commercial Driver Licensing Authority
Test Content Outline
1. General Knowledge
2. Air Brakes
3. Combination Vehicles
4. Safety and Regulations
5. Hazard Awareness
6. Vehicle Inspection
7. Driving Techniques
8. Emergency Handling
Instructions
Choose the best answer for each question. Each question has one correct answer.
1. What is the most important reason for doing a vehicle inspection before
driving?
A. To save fuel
B. To ensure safety
C. To reduce paperwork
D. To check route
Answer: B
Ensuring the vehicle is safe prevents accidents and mechanical failures.
2. When should you check your mirrors?
A. Only before turning
B. Every 10 seconds
, C. Only when stopped
D. Once per trip
Answer: B
Frequent mirror checks help maintain awareness of surroundings.
3. What does a low air pressure warning mean?
A. Engine overheating
B. Brake failure risk
C. Tire damage
D. Fuel is low
Answer: B
Low air pressure can cause brakes to fail or not function properly.
4. What is the safe following distance for large trucks?
A. 1 second per 10 feet
B. 2 seconds total
C. 1 second total
D. 5 seconds always
Answer: A
Longer vehicles require more stopping distance.
5. What is a “no-zone”?
A. Parking area
B. Blind spot
C. Speed limit area
D. Rest area
Answer: B
No-zones are areas where other drivers cannot see you.
6. What should you do before changing lanes?
A. Honk horn
B. Check mirrors and signal
C. Speed up quickly
D. Turn steering wheel
, Answer: B
Proper signaling and mirror checks prevent collisions.
7. What does ABS stand for?
A. Automatic Brake System
B. Anti-lock Braking System
C. Air Brake Safety
D. Auto Balance System
Answer: B
ABS prevents wheels from locking during braking.
8. What is the main cause of tire failure?
A. Overinflation
B. Heat
C. Cold weather
D. Road paint
Answer: B
Heat from friction or underinflation causes most failures.
9. When should you use a retarder?
A. On slippery roads
B. On dry roads only
C. In heavy rain
D. During turns
Answer: B
Retarders can cause skidding on slippery surfaces.
10.What is hydroplaning?
A. Driving uphill
B. Tires losing contact with road due to water
C. Engine overheating
D. Brake locking
Answer: B
Water buildup reduces tire traction.
