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TEXAS COMMERCIAL VEHICLE OPERATION
(CVO) FINAL EXAM Questions and Answers
Latest Versions 2025 TOP RATED A+
The greatest length allowed by state law for a single motor vehicle other than a truck tractor is
- 40 feet
- 30 feet
- 50 feet
- 45 feet - ANSWER45 feet Every farm tractor manufactured after January 1. 1972 complies with State lighting laws by
- Have two head lamps
- Traveling on the shoulder of the road
- Stopping upon approach of another vehicle
- Having one white lantern that shows to both the front and rear - ANSWERHave two head lamps To find out the details about registering your particular vehicle you should consult
- City police
- Tax collector and assessor
- Railroad commission
- Sheriffs office - ANSWERTax collector and assessor One purpose of requiring registration papers on trucks at all times is to show
- Weight of the truck empty and how much it is registered to haul
- Ownership of the truck
- Weight of truck when loaded
- Counties in which the truck may be operated - ANSWERWeight of the truck empty and how much it is registered
to haul Clearance lights are required by State law for trucks or buses if the width is
- 75 inches or more
- 70 inches or more
- 80 inches or more
- 65 inches or more - ANSWER80 inches or more When a load extends more than four feet over the rear of a vehicle, what color flag must be attached to the extreme end of the extension of driving in the daytime?
- Green
- White
- Red
- Blue - ANSWERRed Which of the following vehicles is required by State law to carry a chemical type fire extinguisher
- Ordinary passenger care
- Truck hauling household goods
- Cattle truck
- Taxicab - ANSWERTaxicab It is unlawful to operate any motor vehicle on a highway with
- Tire chains on the wheels
- Flanges or lugs on the wheels
- More than 10 tires on the ground
- More than two mud-grip tires - ANSWERFlanges or lugs on the wheels To operate on the highway a motor vehicle or trailer having metal tires and weighing 5.000 pounds or more you must
- Drive in the daytime only
- Get a special permit from the Department of Transportation
- Get a Highway Patrol escort
- Drive less than 20 mph - ANSWERGet a special permit from
- Remain in the same gear
- Never be traveling more than 5 mph
- Shift to a higher gear
- Shift to a lower gear - ANSWERShift to a lower gear To prevent damage to the highway, it is unlawful to operate any motor vehicle with
- Tire chains on the wheels
- Studs or spikes in the wheels
- More than 10 tires on the ground
- More than two mud grip tires - ANSWERStuds or spikes in the wheelWhen going downhill with a commercial vehicle, it is unlawful to: - ANSWERCoast Which of the following vehicles are not required to have mud flaps? - ANSWERPole trailers The first thing the driver of a disabled truck or bus should do is: - ANSWERset out flares, reflectors or flags The top speed limit for heavy trucks on designated rural interstates in the nighttime is: - ANSWER65 mph The height from the ground for mounted reflectors must be at least - ANSWER24 inches When turning right with a long vehicle or combination truck-trailer, if it is impossible to stay in the proper lane, you should - ANSWERApproach the corner 4 feet from the curb or right edge of the roadway, then turn into the right-hand lane When stopped on the side of a divided highway, flags or reflectors must be placed - ANSWEROne 10 feet behind the vehicle, one 100 feet behind and one 200 feet behind the vehicle The maximum speed limit for a pickup truck with a manufacturer's rated carrying capacity of 2,000 lbs or less on U.S. or state
highways in the daytime is - ANSWER70 mph The load on a vehicle may not extend beyond the front of the vehicle, without a special permit, more than - ANSWERThree feet The color of clearance lamps on the front of a vehicle must be - ANSWERAmber Trailers and semitrailers must ordinarily have brakes that can be applied by the driver when the gross weight of the trailer exceeds
- ANSWER4,500 pounds The load on a truck may not extend over the rear of the vehicle more than - ANSWERFour feet All trailers or semitrailers must be equipped with clearance lamps, side marker lamps and side reflectors if their width is - ANSWER80 inches or more To find out the details about registering your particular vehicle you should consult - ANSWERCounty Tax Assessor - Collector When one truck is following another truck or vehicle, it must keep far enough back to allow how many vehicles to overtake and enter safely between them? - ANSWEROne vehicle Turn signal indicators are required on all motor vehicles manufactured after model year
- ANSWER No combination of vehicles, other than a truck tractor-trailer combination, may exceed - ANSWER65 feet Vehicles transporting loose material (sand, dirt, gravel, etc) that is capable of spilling or blowing from the vehicle must - ANSWERMeet loading and/or covering regulations to prevent spilling or blowing Every farm tractor manufactured after January 1, 1972, complies with state lighting laws by - ANSWERHaving two head lamps
Texas Department of Transportation When mud flaps are required on trucks or trailers, they must reach how close to the surface of the highway - ANSWER inches Clearance lights are required by state law for trucks or buses if the width is - ANSWER80 inches or more It is unlawful to operate any motor vehicle on a highway with - ANSWERFlanges or lugs on the wheels When towing another vehicle with a chain, rope or cable, what color flag must be attached to the chain, rope or cable? - ANSWERWhite When backing a large truck you should - ANSWERHave someone guide you The greatest weight allowed by state law for an vehicle including its load is - ANSWER80,000 pounds The greatest height ordinarily allowed by state law for a vehicle including its load is - ANSWER14 feet A slow moving vehicle emblem must be displayed only by - ANSWERVehicles designed to be operated at speeds of 25 mph or less The length requirements of state law for vehicles or combinations of vehicles, including extensions over the front and rear, do not apply - ANSWERWithin city limits Clearance lamps mounted on the rear or on the side near rear of the vehicle must be what color? - ANSWERRed One purpose of requiring registration process papers on trucks at all times is to show - ANSWERWeight of the truck empty and how much it is registered to haul
All school buses, buses, taxis, and other vehicles hauling passengers for hire or lease must carry a chemical type fire extinguisher of at least - ANSWEROne quart capacity The maximum number trailers that may be towed by a commercial motor vehicle with an unloaded weight in excess of 2,5000 pounds is - ANSWERTwo trailers The maximum speed limit for a taxicab on numbered U.S. or state highways in the daytime is - ANSWER70 mphThe height from the ground for mounted reflectors must be at least - ANSWER inches Clearance lights are required by state law for trucks or buses if the width is - ANSWER80 inches or more When turning right with a long vehicle or combination truck-trailer, if it is impossible to stay in the proper lane, you should - ANSWERApproach the corner 12 feet from the curb or right edge of the roadway, then turn into the right-hand lane Clearance lamps mounted on the rear or on the side near the rear of a vehicle must be what color? - ANSWERRed When stopped on the side of a divided highway, flags or reflectors must be placed - ANSWEROne 10 feet behind the vehicle, one 100 feet behind and one 200 feet behind the vehicle The maximum speed limit for a pickup truck with a manufacturer's rated carrying capacity of 2,000 lbs or less on U.S. or state highways in the daytime is - ANSWER70 mph The load on a vehicle may not extend beyond the front of the vehicle, without a special permit, more than - ANSWERThree feet The color of clearance lamps on the front of a vehicle must be - ANSWERAmber
During times when lighted lamps are not required, the driver should set out - ANSWERTwo approved red flags Before going down a steep grade with a commercial vehicle you should - ANSWERShift to a lower gear Every trailer must have how many reflectors on the rear? - ANSWERTwo No passenger vehicle may be coupled with more than - ANSWEROne trailer When one vehicle is towing another, the distance between the two must not be greater than - ANSWER15 feet When it is necessary to place flares around a truck on a two-way road with a clear view, one must be placed beside the truck, the other two must be placed - ANSWER100 feet to the front and rear of the vehicle All school buses, buses, taxis, and other vehicles hauling passengers for hire or lease must carry a chemical type fire extinguisher of at least - ANSWEROne quart capacity Every bus or truck manufactured after year model 1959 must be equipped on the rear with - ANSWERTwo stoplights When a load extends more than four feet over the rear of a vehicle, what color flag must be attached to the extreme end of the extension if driving in the daytime? - ANSWERRed Which of the following motor vehicles must stop at all railroad grade crossings outside a business or residential district? - ANSWERMotor bus The maximum number of trailers that may be lawfully towed by one vehicle is - ANSWERTwo The maximum number of trailers that may be towed by a commercial motor vehicle with an unloaded weight in excess of 2,500 pounds is - ANSWERTwo trailers
To haul a load or move equipment that is wider, heavier or longer than law permits, you must - ANSWERObtain a permit from the Texas Department of Transportation When mud flaps are required on trucks or trailers, they must reach how close to the surface of the highway - ANSWER inches Clearance lights are required by state law for trucks or buses if the width is - ANSWER80 inches or more It is unlawful to operate any motor vehicle on a highway with - ANSWERFlanges or lugs on the wheels When towing another vehicle with a chain, rope or cable, what color flag must be attached to the chain, rope or cable? - ANSWERWhite When backing a large truck you should - ANSWERHave someone guide you The greatest weight allowed by state law for an vehicle including its load is - ANSWER80,000 pounds The greatest height ordinarily allowed by state law for a vehicle including its load is - ANSWER14 feet A slow moving vehicle emblem must be displayed only by - ANSWERVehicles designed to be operated at speeds of 25 mph or less The length requirements of state law for vehicles or combinations of vehicles, including extensions over the front and rear, do not apply - ANSWERWithin city limits Clearance lamps mounted on the rear or on the side near rear of the vehicle must be what color? - ANSWERRed One purpose of requiring registration process papers on trucks at
Turn signal indicators are required on all motor vehicles manufactured after the model year:
- 1971
- 1948
- 1969
- 1959 - ANSWER No combination of vehicles other than truck tractor-trailer combination may exceed:
- 65 feet
- 40 feet
- 25 feet
- 50 feet - ANSWER65 feet The load on a truck may not extend over the rear of vehicle more than:
- 5 feet
- 4 feet
- 3 feet
- 6 feet - ANSWER4 feet All buses, taxis's, and other vehicles hauling passengers for hire or lease must carry a chemical type fire extinguisher of at least
- one pint capacity
- two quart capacity
- one quart capacity
- one gallon capacity - ANSWERone quart capacity The greatest height ordinarily allowed by State law for vehicle including its load is
- 12 feet
- 12 feet, 6 inches
- 13 feet, 6 inches
- 14 feet - ANSWER14 feet When one truck is following another truck or vehicle, it may keep far enough back to allow how many vehicles to enter safely
between them?
- two vehicles
- three vehicles
- four vehicles
- one vehicle - ANSWERone vehicle The greatest weight allowed by state law for any vehicle including the load is a.
- 36,
- 48,
- 80,
- 60,000 - ANSWER80, A slow moving vehicle emblem must be displayed only by
- All commercial vehicles
- Delivery trucks which occasionally drive under 25 mph
- All road machinery driving under 25 mph
- Vehicles designed to be operated at speeds of 25 mph or less - ANSWERVehicles designed to be operated at speeds of 25 mph or less Which of the following vehicles are not required to have mud flaps?
- Semi-trailers
- Vehicles operated interstate
- Pole trailers
- Vehicles hauling livestock - ANSWERPole trailers The height from the ground for mounted reflectors must be at least?
- 24 inches
- 30 inches
- 18 inches
- 12 inches - ANSWER24 inches The greatest width ordinarily allowed by State law for a truck including its load is
- 108 inches (9 feet)
- All commercial vehicles - ANSWERAll vehicles with four or more tires on the rear axle except single truck tractors and pole trailers When a truck breaks down on a highway in the daytime the driver should set out
- Two yellow flags
- Three flares
- Two approved red flags
- Three red reflectors - ANSWERTwo approved red flags Which of the following vehicles are required by state law to stop at railroad grade crossings outside city limits where no traffic control device is in operation?
- Buses carrying passengers for hire
- Trucks hauling livestock for hire
- Truck trailer combinations
- Taxicabs - ANSWERBuses carrying passengers for hire The length requirements of state law for vehicles or combinations of vehicles, including extensions over front and rear, do not apply
- Within city limits
- On farm to marker highways
- On state highways
- On U.S. highways - ANSWERWithin city limits When one vehicle is towing another, the distance between the two must not be greater than
- 10 feet
- 15 feet
- 20 feet
- 45 feet - ANSWER15 feet
