1 . Roof hatches should never be opened when driving with passengers.

True
False

2 . An alcohol evaporator removes alcohol from the air brake system.

True
False

3 . When driving a vehicle, knowing what is happening behind you is:

Not important.
Important.
Only important if you believe a car is behind you.

4 . The faster your vehicle travels, the faster it can stop.

True
False

5 . During a bus ride:

Carry-on baggage may be kept in the aisle.
Passengers may sit in the aisle.
Aisles must remain free of obstacles.
Items may be placed in the aisle if passengers could easily step over them.

6 . At dawn or dusk, it is helpful to drive with your lights turned on.

True
False

7 . Which of the following is not part of a vehicle’s air brake system?

Air gauges
Low pressure warning device
Air filter

8 . Drivers often tailgate trucks in bad weather.

True
False

9 . Before starting down a hill:

Your vehicle's speed should be increased.
Your vehicle's speed should be decreased.
The emergency brake should be applied.

10 . When should a turn signal be canceled by a driver?

Before entering a turn
While turning
After a turn is completed

11 . Water should be added to the compressed air in an air brake system to improve the effectiveness of the system.

True
False
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12 . Vehicles may not be inspected by federal inspectors.

True
False

13 . A truck should be driven over a truck apron in a roundabout.

True
False

14 . The person loading the cargo is responsible for keeping the truck from being overloaded.

True
False

15 . Improperly loaded cargo can:

Look bad to other drivers.
Hurt or kill the driver during a quick stop.
Make it easier to stop a vehicle.

16 . Gross Vehicle Weight Rating (GVWR) is how much weight can be supported by a vehicle's tires.

True
False

17 . While passengers are on board a bus, refueling the bus in an enclosed space, allowing the bus to be towed, and conversing with the passengers are considered to be:

Encouraged practices.
Acceptable practices.
Prohibited practices.

18 . Mirrors should be adjusted only after a vehicle has been driven for at least 15 minutes.

True
False

19 . Small arms ammunition should never be carried in the passenger compartment of a bus.

True
False

20 . When starting a CMV, the oil pressure gauge should take about a minute to display a normal pressure level.

True
False