Texas CDL Permit Study Questions with all Correct &
100% Verified Answers |Latest Version |Already
Graded A+
What is the maximum speed limit for heavy trucks on the freeway at night? ✔Correct Answer-65,
same as cars
What should you do when going down a steep grade in a heavy vehicle? ✔Correct Answer-Use a
low gear
What should you do when turning right in a vehicle which is too large to turned by staying on the
proper lane? ✔Correct Answer-As soon as the front wheels pass the corner, turn wide to right.
How can farm tractors meet lighting requirements when operating on the highway at night?
✔Correct Answer-Visible 1,000 ft. from the front 2 red lights, visible 1,000 ft. from the back, and 2
red reflectors from the back
What are the vehicle size and weight requirements for class A B and C Driver license? ✔Correct
Answer-A - 26,001 and up or a trailer over 10,000 B- 26,001 and up or a trailer 10,000 or less C-
10,000 or less or a trailer 20,000
What should be the first action of the driver of a disabled truck or bus? ✔Correct Answer-Put out
the proper flares, flags, or reflectors
Where should flares be placed around a truck when necessary? ✔Correct Answer-On a 2-way 10 in
front, 100 behind on a divided highway 10 inch front 100 to 200 behind. Low vision 100 to 500 feet
behind
What are the height limits between which reflectors must be mounted? ✔Correct Answer-At least
24 inches high and no more than 60 inches high
What color should clearance lamps, side marker lamps, or reflectors mounted on or near the front of
a vehicle be? ✔Correct Answer-Amber
What is the greatest height allowed by state law for a vehicle including its load? ✔Correct Answer-
14 Ft.
What is the greatest weight allowed by state law for a vehicle including its load? ✔Correct Answer-
80,000 pounds
What should be the greatest distance between two vehicles when one vehicle is towing the other?
✔Correct Answer-15 Ft.
What should you do when hauling equipment that is wider, heavier, or longer than the law permits?
✔Correct Answer-Obtain an oversize/overweight permit
When are turn indicator signals required on a vehicle? ✔Correct Answer-All vehicles unless
manufactured prior to 1960
, Outside the city limits, what type of vehicle must stop at all railroad crossings? ✔Correct Answer-
Buses carrying passengers for hire
What type of vehicles are required to have mud flaps? ✔Correct Answer-Truck/Trailor with 4 or
more tires on rear axles
What is the maximum speed limit for a taxi cab on a numbered U.S. or state highway during the day?
✔Correct Answer-70 (same as cars)
What is the maximum speed limit for motorbuses at night on numbered U.S. and state highways
✔Correct Answer-65 (same as cars) 55 for school buses
What is the greatest width ordinarily allowed by state law for a vehicle on the highway? ✔Correct
Answer-102 inches
Flashing lights are permitted on what types of vehicles? ✔Correct Answer-Emergency vehicles,
highway maintenance equipment, snow removal equipment, church buses, school buses, tow trucks
What usually determines the number if trailers that may ordinarily be pulled by one vehicle?
✔Correct Answer-The unloaded weight of the vehicle if it is less than 2,500 pounds only one trailer is
allowed. If is is over 2,500 pounds two trailers are allowed.
What is the greatest length ordinarily allowed by state law for any combination of truck or trailer?
✔Correct Answer-65 ft.
What is the minimum weight which a trailer or semi-trailer must have before the vehicle is required
to have brakes that can be applied by the driver? ✔Correct Answer-4,500 pounds
When towing another vehicle with a chain or cable, the flag that is attached to the chain or cable
must be what color? ✔Correct Answer-White
When one truck is following another truck or vehicle it must keep far enough back to allow how
many vehicles to safely enter between them ✔Correct Answer-One
When mud flaps are required on a vehicle, they must come within how many inches if the surface?
✔Correct Answer-8 inches
What are the regulations regarding lugs and flanges on Texas state highway? ✔Correct Answer-A
tire may not have protuberance. other than rubber, unless it does not damage the highway
What are the limits on load extensions over the front and rear of vehicles? ✔Correct Answer-May
not extend more than 2 feet in the front and 4 feet in the back
What is the safest method to use when backing a large truck? ✔Correct Answer-Walk around the
truck and check for clearance, use both rear view mirrors, have someone guide you
What is the purpose of requiring registration papers on trucks at all times? ✔Correct Answer-The
papers show the weight if the vehicle and how much it can haul
100% Verified Answers |Latest Version |Already
Graded A+
What is the maximum speed limit for heavy trucks on the freeway at night? ✔Correct Answer-65,
same as cars
What should you do when going down a steep grade in a heavy vehicle? ✔Correct Answer-Use a
low gear
What should you do when turning right in a vehicle which is too large to turned by staying on the
proper lane? ✔Correct Answer-As soon as the front wheels pass the corner, turn wide to right.
How can farm tractors meet lighting requirements when operating on the highway at night?
✔Correct Answer-Visible 1,000 ft. from the front 2 red lights, visible 1,000 ft. from the back, and 2
red reflectors from the back
What are the vehicle size and weight requirements for class A B and C Driver license? ✔Correct
Answer-A - 26,001 and up or a trailer over 10,000 B- 26,001 and up or a trailer 10,000 or less C-
10,000 or less or a trailer 20,000
What should be the first action of the driver of a disabled truck or bus? ✔Correct Answer-Put out
the proper flares, flags, or reflectors
Where should flares be placed around a truck when necessary? ✔Correct Answer-On a 2-way 10 in
front, 100 behind on a divided highway 10 inch front 100 to 200 behind. Low vision 100 to 500 feet
behind
What are the height limits between which reflectors must be mounted? ✔Correct Answer-At least
24 inches high and no more than 60 inches high
What color should clearance lamps, side marker lamps, or reflectors mounted on or near the front of
a vehicle be? ✔Correct Answer-Amber
What is the greatest height allowed by state law for a vehicle including its load? ✔Correct Answer-
14 Ft.
What is the greatest weight allowed by state law for a vehicle including its load? ✔Correct Answer-
80,000 pounds
What should be the greatest distance between two vehicles when one vehicle is towing the other?
✔Correct Answer-15 Ft.
What should you do when hauling equipment that is wider, heavier, or longer than the law permits?
✔Correct Answer-Obtain an oversize/overweight permit
When are turn indicator signals required on a vehicle? ✔Correct Answer-All vehicles unless
manufactured prior to 1960
, Outside the city limits, what type of vehicle must stop at all railroad crossings? ✔Correct Answer-
Buses carrying passengers for hire
What type of vehicles are required to have mud flaps? ✔Correct Answer-Truck/Trailor with 4 or
more tires on rear axles
What is the maximum speed limit for a taxi cab on a numbered U.S. or state highway during the day?
✔Correct Answer-70 (same as cars)
What is the maximum speed limit for motorbuses at night on numbered U.S. and state highways
✔Correct Answer-65 (same as cars) 55 for school buses
What is the greatest width ordinarily allowed by state law for a vehicle on the highway? ✔Correct
Answer-102 inches
Flashing lights are permitted on what types of vehicles? ✔Correct Answer-Emergency vehicles,
highway maintenance equipment, snow removal equipment, church buses, school buses, tow trucks
What usually determines the number if trailers that may ordinarily be pulled by one vehicle?
✔Correct Answer-The unloaded weight of the vehicle if it is less than 2,500 pounds only one trailer is
allowed. If is is over 2,500 pounds two trailers are allowed.
What is the greatest length ordinarily allowed by state law for any combination of truck or trailer?
✔Correct Answer-65 ft.
What is the minimum weight which a trailer or semi-trailer must have before the vehicle is required
to have brakes that can be applied by the driver? ✔Correct Answer-4,500 pounds
When towing another vehicle with a chain or cable, the flag that is attached to the chain or cable
must be what color? ✔Correct Answer-White
When one truck is following another truck or vehicle it must keep far enough back to allow how
many vehicles to safely enter between them ✔Correct Answer-One
When mud flaps are required on a vehicle, they must come within how many inches if the surface?
✔Correct Answer-8 inches
What are the regulations regarding lugs and flanges on Texas state highway? ✔Correct Answer-A
tire may not have protuberance. other than rubber, unless it does not damage the highway
What are the limits on load extensions over the front and rear of vehicles? ✔Correct Answer-May
not extend more than 2 feet in the front and 4 feet in the back
What is the safest method to use when backing a large truck? ✔Correct Answer-Walk around the
truck and check for clearance, use both rear view mirrors, have someone guide you
What is the purpose of requiring registration papers on trucks at all times? ✔Correct Answer-The
papers show the weight if the vehicle and how much it can haul
