2026 Maryland DMV Combination Class A Test 2 (20 Questions And Complete Answers)
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Bobtail tractors are ____ to stop than tractors attached to full semitrailers.
1. Quicker
2. Easier
3. More difficult
1. Quicker
2. Easier
3. More difficult
More difficult
When a combination vehicle goes around a corner:
1. The vehicle must use at least two lanes.
2. The front and rear wheels will move in different paths.
3. It is best to allow the rear wheels to drive over the curb.
1. The vehicle must use at least two lanes.
2. The front and rear wheels will move in different paths.
3. It is best to allow the rear wheels to drive over the curb.
The front and rear wheels will move in different paths.
The trailer hand valve should be used:
1. Regularly to activate the trailer brakes in all driving conditions.
2. Only to test the trailer brakes.
3. Only in inclement weather when the trailer may skid.
4. Only if the trailer is carrying a load.
1. Regularly to activate the trailer brakes in all driving conditions.
2. Only to test the trailer brakes.
3. Only in inclement weather when the trailer may skid.
4. Only if the trailer is carrying a load.
Only to test the trailer brakes.
Look into the back of the fifth wheel:
1. While testing your air brakes.
2. If your vehicle begins to skid.
3. When inspecting a coupling.
1. While testing your air brakes.
2. If your vehicle begins to skid.
3. When inspecting a coupling.
When inspecting a coupling.
In a combination rig, it is best to make:
1. Quick, sudden stops.
2. Sharp turns.
3. Quick accelerations.
4. Slow, planned stops.
1. Quick, sudden stops.
2. Sharp turns.
3. Quick accelerations.
4. Slow, planned stops.
Slow, planned stops.
The "crack-the-whip" effect can:
1. Turn over a trailer.
2. Be more effective than braking.
3. Make a truck move faster.
1. Turn over a trailer.
2. Be more effective than braking.
3. Make a truck move faster.
Turn over a trailer.
If you are backing and become unsure about your path of travel, you should:
1. Continue backing.
2. Stop and get out to look.
3. Continue backing, but more slowly than before.
1. Continue backing.
2. Stop and get out to look.
3. Continue backing, but more slowly than before.
Stop and get out to look.
One way to prevent a rollover is to:
1. Move cargo to the left side of the rig.
2. Keep cargo centered on the rig.
3. Move cargo to the right side of the rig.
4. Keep cargo as far from the ground as possible.
1. Move cargo to the left side of the rig.
2. Keep cargo centered on the rig.
3. Move cargo to the right side of the rig.
4. Keep cargo as far from the ground as possible.
Keep cargo centered on the rig.
When coupling, you should:
1. Make sure to couple the proper glad hands.
2. Only couple one set of glad hands.
3. It is best to leave one glad hand loose.
1. Make sure to couple the proper glad hands.
2. Only couple one set of glad hands.
3. It is best to leave one glad hand loose.
Make sure to couple the proper glad hands.
When the wheels of a trailer lock up:
1. The trailer will be drivable.
2. The trailer may swing around.
3. The vehicle will maintain steering.
1. The trailer will be drivable.
2. The trailer may swing around.
3. The vehicle will maintain steering.
The trailer may swing around.
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