Texas CDL Commercial Driver License Exam
Questions And Correct Answer with Rational
(100% verified answer) Q & A 2026 /
Instant download PDF
1. What is the main purpose of a CDL?
A. To drive motorcycles
B. To operate commercial motor vehicles
C. To drive personal cars
D. To rent vehicles
Answer: B — A CDL is required to legally operate large or commercial vehicles such
as trucks and buses.
2. What is the minimum age to obtain an interstate CDL?
A. 16
B. 18
C. 21
D. 25
Answer: C — Interstate commercial driving requires drivers to be at least 21 years
old.
3. What does ABS stand for?
,A. Automatic Brake System
B. Anti-lock Braking System
C. Air Brake Safety
D. Advanced Brake Support
Answer: B — ABS prevents wheels from locking during braking.
4. What should you do before starting a trip?
A. Check mirrors only
B. Perform a pre-trip inspection
C. Start driving immediately
D. Honk horn
Answer: B — A pre-trip inspection ensures the vehicle is safe to operate.
5. What is the stopping distance affected by?
A. Road conditions
B. Vehicle speed
C. Weight of vehicle
D. All of the above
Answer: D — All factors affect stopping distance.
6. What is a "No-Zone"?
A. A parking area
B. Blind spots around trucks
C. A highway lane
D. Rest area
Answer: B — No-Zones are large blind spots around commercial vehicles.
, 7. What is the safest way to handle a skid?
A. Brake hard
B. Steer in direction of skid
C. Speed up
D. Turn opposite direction
Answer: B — Steering into the skid helps regain control.
8. What does GVWR stand for?
A. Gross Vehicle Weight Rating
B. General Vehicle Weight Range
C. Gross Vehicle Work Rate
D. Ground Vehicle Weight Ratio
Answer: A — GVWR is the maximum safe weight of a loaded vehicle.
9. When should you use your turn signal?
A. Only at night
B. 100 feet before turning
C. Only on highways
D. After turning
Answer: B — Signals should be given at least 100 feet before turning.
10. What is hydroplaning?
A. Engine overheating
B. Loss of traction on wet roads
C. Brake failure
D. Tire explosion
Questions And Correct Answer with Rational
(100% verified answer) Q & A 2026 /
Instant download PDF
1. What is the main purpose of a CDL?
A. To drive motorcycles
B. To operate commercial motor vehicles
C. To drive personal cars
D. To rent vehicles
Answer: B — A CDL is required to legally operate large or commercial vehicles such
as trucks and buses.
2. What is the minimum age to obtain an interstate CDL?
A. 16
B. 18
C. 21
D. 25
Answer: C — Interstate commercial driving requires drivers to be at least 21 years
old.
3. What does ABS stand for?
,A. Automatic Brake System
B. Anti-lock Braking System
C. Air Brake Safety
D. Advanced Brake Support
Answer: B — ABS prevents wheels from locking during braking.
4. What should you do before starting a trip?
A. Check mirrors only
B. Perform a pre-trip inspection
C. Start driving immediately
D. Honk horn
Answer: B — A pre-trip inspection ensures the vehicle is safe to operate.
5. What is the stopping distance affected by?
A. Road conditions
B. Vehicle speed
C. Weight of vehicle
D. All of the above
Answer: D — All factors affect stopping distance.
6. What is a "No-Zone"?
A. A parking area
B. Blind spots around trucks
C. A highway lane
D. Rest area
Answer: B — No-Zones are large blind spots around commercial vehicles.
, 7. What is the safest way to handle a skid?
A. Brake hard
B. Steer in direction of skid
C. Speed up
D. Turn opposite direction
Answer: B — Steering into the skid helps regain control.
8. What does GVWR stand for?
A. Gross Vehicle Weight Rating
B. General Vehicle Weight Range
C. Gross Vehicle Work Rate
D. Ground Vehicle Weight Ratio
Answer: A — GVWR is the maximum safe weight of a loaded vehicle.
9. When should you use your turn signal?
A. Only at night
B. 100 feet before turning
C. Only on highways
D. After turning
Answer: B — Signals should be given at least 100 feet before turning.
10. What is hydroplaning?
A. Engine overheating
B. Loss of traction on wet roads
C. Brake failure
D. Tire explosion
