2026 Georgia DMV Combination Test 1 (20 Questions And Complete Answers)
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When connecting a converter dolly to a second or third trailer, the trailer height should be:
1. Slightly higher than the center of the fifth wheel.
2. Level with the center of the fifth wheel.
3. Slightly lower than the center of the fifth wheel.
4. Next to the center of the fifth wheel.
1. Slightly higher than the center of the fifth wheel.
2. Level with the center of the fifth wheel.
3. Slightly lower than the center of the fifth wheel.
4. Next to the center of the fifth wheel.
Slightly lower than the center of the fifth wheel.
Before a drive, ensure that air flows to all trailers by:
1. Opening the rear shut-off valves and listening for escaping air.
2. Closing the rear shut-off valves and listening for escaping air.
3. Disconnecting air supply lines and listening for escaping air.
4. Rolling each trailer down a hill and testing the brakes.
1. Opening the rear shut-off valves and listening for escaping air.
2. Closing the rear shut-off valves and listening for escaping air.
3. Disconnecting air supply lines and listening for escaping air.
4. Rolling each trailer down a hill and testing the brakes.
Opening the rear shut-off valves and listening for escaping air.
What is another name for the service line?
1. Control line
2. Exchange line
3. Surplus line
4. Parallel line
1. Control line
2. Exchange line
3. Surplus line
4. Parallel line
Control line
An Anti-Lock Braking System (ABS):
1. Allows wheels to lock up.
2. Prevents wheels from locking up.
3. Makes it easier to turn a large vehicle.
4. Assists with the operation of brake lights.
1. Allows wheels to lock up.
2. Prevents wheels from locking up.
3. Makes it easier to turn a large vehicle.
4. Assists with the operation of brake lights.
Prevents wheels from locking up.
Having ABS on only one axle:
1. Does not change braking in any way.
2. Is not possible.
3. Will allow the driver additional control over their vehicle when braking.
4. Will cause extra strain on the other axles.
1. Does not change braking in any way.
2. Is not possible.
3. Will allow the driver additional control over their vehicle when braking.
4. Will cause extra strain on the other axles.
Will allow the driver additional control over their vehicle when braking.
The trailer hand valve:
1. Should always be used for parking.
2. Should only be used for parking on a downhill.
3. Should never be used for parking.
4. Should only be used when transporting cargo.
1. Should always be used for parking.
2. Should only be used for parking on a downhill.
3. Should never be used for parking.
4. Should only be used when transporting cargo.
Should never be used for parking.
Rollovers happen when:'
1. A truck driver is driving too fast.
2. The driver of a vehicle in front of a truck is moving to slowly.
3. A truck driver is driving too slowly.
4. ABS is working effectively.
1. A truck driver is driving too fast.
2. The driver of a vehicle in front of a truck is moving to slowly.
3. A truck driver is driving too slowly.
4. ABS is working effectively.
A truck driver is driving too fast.
After connecting the air lines to the trailer while coupling, you should:
1. Supply air to the trailer.
2. Chock the wheels.
3. Inspect the fifth wheel.
4. Connect the electrical cord.
1. Supply air to the trailer.
2. Chock the wheels.
3. Inspect the fifth wheel.
4. Connect the electrical cord.
Supply air to the trailer.
A combination vehicle has:
1. One air line.
2. Two air lines.
3. Three air lines.
4. Four air lines.
1. One air line.
2. Two air lines.
3. Three air lines.
4. Four air lines.
Two air lines.
If a trailer is too high:
1. It will not make a difference when coupling.
2. It may not couple correctly.
3. Coupling will be more secure.
4. Coupling will be easier.
1. It will not make a difference when coupling.
2. It may not couple correctly.
3. Coupling will be more secure.
4. Coupling will be easier.
It may not couple correctly.
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