2026 District Of Columbia DMV Knowledge Test Class A Test 1 (50 Questions And Complete Answers)
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Terms in this set
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When driving, keeping space between your vehicle and other vehicles is:
1. Not important.
2. Important.
3. A waste of time.
4. Optional.
1. Not important.
2. Important.
3. A waste of time.
4. Optional.
Important.
To confirm that a trailer has ABS, you can:
1. Look under the trailer for wheel speed sensors coming from the back of the brakes.
2. Look under the hood for the ABS sticker.
3. Look at the tires.
4. Remove a tire and look for the ABS sensor on the axle.
1. Look under the trailer for wheel speed sensors coming from the back of the brakes.
2. Look under the hood for the ABS sticker.
3. Look at the tires.
4. Remove a tire and look for the ABS sensor on the axle.
Look under the trailer for wheel speed sensors coming from the back of the brakes.
What is a tire load?
1. The minimum safe weight a tire can carry
2. The maximum safe weight a tire can carry
3. The weight of a tire
4. The weight of the air within a fully inflated tire
1. The minimum safe weight a tire can carry
2. The maximum safe weight a tire can carry
3. The weight of a tire
4. The weight of the air within a fully inflated tire
The maximum safe weight a tire can carry
When checking the air and electrical lines during a vehicle inspection, all of the following should be true, except:
1. The air hoses are making a hissing noise.
2. The air hoses and electrical lines are not cut.
3. The air lines are not pinched.
4. The air lines are not dragging against tractor parts.
1. The air hoses are making a hissing noise.
2. The air hoses and electrical lines are not cut.
3. The air lines are not pinched.
4. The air lines are not dragging against tractor parts.
The air hoses are making a hissing noise.
What are placards?
1. Signs placed on a vehicle to identify cargo hazards
2. A type of tire used in snowy conditions
3. Logs kept inside the vehicle
4. Journals for mileage
1. Signs placed on a vehicle to identify cargo hazards
2. A type of tire used in snowy conditions
3. Logs kept inside the vehicle
4. Journals for mileage
Signs placed on a vehicle to identify cargo hazards
When conducting a vehicle inspection, you will need to identify all of the following, except:
1. The power steering belt.
2. The water pump belt.
3. The alternator belt.
4. The water compressor belt.
1. The power steering belt.
2. The water pump belt.
3. The alternator belt.
4. The water compressor belt.
The water compressor belt.
After a vehicle is started, warning lights and buzzers:
1. Should stay on for several minutes.
2. Should turn off within a few seconds.
3. Should stay on until manually turned off.
4. Should remain on.
1. Should stay on for several minutes.
2. Should turn off within a few seconds.
3. Should stay on until manually turned off.
4. Should remain on.
Should turn off within a few seconds.
Emergency equipment, such as a fire extinguisher, is:
1. Only needed for vehicles transporting hazardous materials.
2. Only needed for interstate travel.
3. Required.
4. Only required when transporting passengers.
1. Only needed for vehicles transporting hazardous materials.
2. Only needed for interstate travel.
3. Required.
4. Only required when transporting passengers.
Required.
When performing a pre-trip inspection, you should make sure that:
1. The pedal surface has been smoothed out.
2. The gas pedal sticks.
3. Nothing is obstrucing the pedals.
4. There is something underneath the brake pedal.
1. The pedal surface has been smoothed out.
2. The gas pedal sticks.
3. Nothing is obstrucing the pedals.
4. There is something underneath the brake pedal.
Nothing is obstrucing the pedals.
If your vehicle is equipped with a cargo lift, you should ensure that:
1. The lift is loosely attached.
2. The lift is not leaking.
3. The lift is fully extended.
4. The lift is the proper color.
1. The lift is loosely attached.
2. The lift is not leaking.
3. The lift is fully extended.
4. The lift is the proper color.
The lift is not leaking.
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