2026 Delaware DMV Combination Class A Test 1 (20 Questions And Complete Answers)
1 / 20
Terms in this set
20
The best way to recognize that your trailer has begun to skid is by:
1. Seeing other drivers' faces.
2. Seeing it in your mirrors.
3. Feeling it.
4. Listening to the radio.
1. Seeing other drivers' faces.
2. Seeing it in your mirrors.
3. Feeling it.
4. Listening to the radio.
Seeing it in your mirrors.
In a double or triple combination, the ____ trailer should be directly behind the cab.
1. Lightest
2. Heaviest
3. Smallest
1. Lightest
2. Heaviest
3. Smallest
Heaviest
Having anti-lock brakes on only one axle:
1. Will not make a difference in braking.
2. Will provide increased control in braking.
3. Will likely cause the air brakes to malfunction.
1. Will not make a difference in braking.
2. Will provide increased control in braking.
3. Will likely cause the air brakes to malfunction.
Will provide increased control in braking.
To lower the risk of a rollover, you should:
1. Load the cargo as far forward as possible.
2. Load the cargo as far back as possible.
3. Load the cargo as low as possible.
4. Stack the cargo as high as possible.
1. Load the cargo as far forward as possible.
2. Load the cargo as far back as possible.
3. Load the cargo as low as possible.
4. Stack the cargo as high as possible.
Load the cargo as low as possible.
Look for matching colors when coupling glad hands. Service lines are often:
1. Green.
2. Orange.
3. Red.
4. Blue.
1. Green.
2. Orange.
3. Red.
4. Blue.
Blue.
When backing up your tractor while coupling it to a trailer, the trailer brakes should be:
1. Deactivated.
2. Locked.
3. Unlocked.
1. Deactivated.
2. Locked.
3. Unlocked.
Locked.
To help prevent rollovers, you should:
1. Accelerate quickly after stopping.
2. Drive slowly around turns.
3. Keep the load near the back of the trailer.
4. Keep the load on one side of the trailer.
1. Accelerate quickly after stopping.
2. Drive slowly around turns.
3. Keep the load near the back of the trailer.
4. Keep the load on one side of the trailer.
Drive slowly around turns.
When a combination vehicle goes around a corner:
1. The turn should be made as tightly as possible.
2. The front and rear wheels move in different paths.
3. The rear wheels should run over the curb.
4. It is acceptable for street signs to be knocked over if they are too close to the road.
1. The turn should be made as tightly as possible.
2. The front and rear wheels move in different paths.
3. The rear wheels should run over the curb.
4. It is acceptable for street signs to be knocked over if they are too close to the road.
The front and rear wheels move in different paths.
Starting in which year were newly manufactured trailers required to have ABS?
1. 1972
2. 1987
3. 1998
4. 2004
1. 1972
2. 1987
3. 1998
4. 2004
1998
Operating combination vehicles usually requires ____ operating single vehicles.
1. Less skill than
2. About the same level of skill as
3. More skill than
1. Less skill than
2. About the same level of skill as
3. More skill than
More skill than
Showing the first 10 terms. Use the flashcard player above to study all 20 terms!