Louisiana Class D "Chauffeur's"
License Test Exam Questions and
Correct Answers | Updated
2025/2026 Latest Version!
1. Class D license is for anyone driving a vehicle or combined set of
vehicles in this weight range _____, as long as they are not
carrying hazardous materials - ANSWER ✓ 10,001-26,001 pounds
2. flares or fuses are not allowed on these trucks - ANSWER ✓ those
carrying explosives, flammable liquids, compressed gases, or those
using compressed gas for fuel
3. warning signals must be places ___ behind and ___ in front of the
vehicle and one ____ to the front or rear on the side of the vehicle
facing traffic when it breaks down - ANSWER ✓ 100 ft, 100ft,
10ft
4. A Class D license allows for a driver-for-fire to drive any vehicle
fitting into the Class __ requirements - ANSWER ✓ E
5. you must be ____ years old to receive a class D license -
ANSWER ✓ 17
6. the draw bar used to tow another vehicle must not be more than
___ except when transporting objects which can not be easily
dismembers like poles, pipes, or machinery - ANSWER ✓ 15 ft
7. the rear view mirror must reflect an image reaching at least ____
behind the vehicle - ANSWER ✓ 200ft
, 8. vehicles weighing or carrying more than ___ must be equipped
with extra brakes - ANSWER ✓ 3,000 pounds
9. ___ brakes are a safe way of stopping large vehicle when used
correctly - ANSWER ✓ air
10. the three braking systems that make up an air brake system
are - ANSWER ✓ service brake, parking brake, and emergency
brake
11. the part of the air brake system which pumps air into the air
storage tanks - ANSWER ✓ air compressor
12. the part of the air brake system which controls when the air
compressor will pump air into the air storage tanks - ANSWER ✓
air compressor governor
13. the part of the air brake system which is operated by turning
a quarter turn or by pulling a cable and which must be drained
manually at the end of the day - ANSWER ✓ manual air tank drain
14. the part of the air brake system in which water and oil are
automatically expelled - ANSWER ✓ automatice air tank drain
15. the ___ of the air brake system protects the tanks and the rest
of the system from too much pressure. it is usually set at 150 psi. if
it releases air, something is wrong - ANSWER ✓ safety valve
16. the ___ part of the air brake system tells you how much
pressure is left in the air tanks - ANSWER ✓ supply pressure
gauges
License Test Exam Questions and
Correct Answers | Updated
2025/2026 Latest Version!
1. Class D license is for anyone driving a vehicle or combined set of
vehicles in this weight range _____, as long as they are not
carrying hazardous materials - ANSWER ✓ 10,001-26,001 pounds
2. flares or fuses are not allowed on these trucks - ANSWER ✓ those
carrying explosives, flammable liquids, compressed gases, or those
using compressed gas for fuel
3. warning signals must be places ___ behind and ___ in front of the
vehicle and one ____ to the front or rear on the side of the vehicle
facing traffic when it breaks down - ANSWER ✓ 100 ft, 100ft,
10ft
4. A Class D license allows for a driver-for-fire to drive any vehicle
fitting into the Class __ requirements - ANSWER ✓ E
5. you must be ____ years old to receive a class D license -
ANSWER ✓ 17
6. the draw bar used to tow another vehicle must not be more than
___ except when transporting objects which can not be easily
dismembers like poles, pipes, or machinery - ANSWER ✓ 15 ft
7. the rear view mirror must reflect an image reaching at least ____
behind the vehicle - ANSWER ✓ 200ft
, 8. vehicles weighing or carrying more than ___ must be equipped
with extra brakes - ANSWER ✓ 3,000 pounds
9. ___ brakes are a safe way of stopping large vehicle when used
correctly - ANSWER ✓ air
10. the three braking systems that make up an air brake system
are - ANSWER ✓ service brake, parking brake, and emergency
brake
11. the part of the air brake system which pumps air into the air
storage tanks - ANSWER ✓ air compressor
12. the part of the air brake system which controls when the air
compressor will pump air into the air storage tanks - ANSWER ✓
air compressor governor
13. the part of the air brake system which is operated by turning
a quarter turn or by pulling a cable and which must be drained
manually at the end of the day - ANSWER ✓ manual air tank drain
14. the part of the air brake system in which water and oil are
automatically expelled - ANSWER ✓ automatice air tank drain
15. the ___ of the air brake system protects the tanks and the rest
of the system from too much pressure. it is usually set at 150 psi. if
it releases air, something is wrong - ANSWER ✓ safety valve
16. the ___ part of the air brake system tells you how much
pressure is left in the air tanks - ANSWER ✓ supply pressure
gauges
