問題一覧
1
As the blood alcohol concentration (BAC) goes up, what happens?
c Judgment and self control are affected
2
Implied consent means:
you have given your consent to be tested for alcohol in your blood
3
The total weight of the powered unit, the trailer, and the cargo is called
gross combination weight
4
If you do not have a CB radio, what is the 1st thing you should do at an accident scene?
protect the area
5
Which of these is true about mirror adjustment?
you should adjust your mirrors prior to starting a trip
6
Brake fade:
can be caused by the brakes getting very hot
7
On which fires can water be used?
tires
8
Which of these statements about engine overheating is true?
you should never remove the radiator cap on a pressurized system until it has cooled
9
Which of these is not a danger of rough acceleration?
tire damage
10
Which of these is true about the use of a heater?
when driving in winter weather, you should check that the heater is working properly
11
What is the proper way to hold the steering wheel?
with both hands firmly, on opposite sides of the wheel
12
If you have a heavy load that is slowing you down on an upgrade, you should:
shift into a lower gear
13
Which of these is not a danger when an automatic transmission is forced into a low gear at high speeds?
loss of steering control
14
If possible, a helper should be used to help back your vehicle:
whenever you have to back
15
When looking ahead of your vehicle while driving you should look:
back and forth, near and far
16
How far ahead of the vehicle should the driver look while driving?
12-15 seconds
17
Which of these is the proper way to signal to change lanes?
signal early and change lanes slowly and smoothly
18
You should signal continuously while turning because:
you need both hands on the wheel to turn safely
19
The primary cause of fatal crashes is:
driving too fast
20
You should try to park so that:
you can pull forward when you leave
21
You are driving a vehicle at 45 mph on dry pavement. About how much total stopping distance will you need to bring it to a stop?
the length of a football field
22
When driving at night, you should use your low beams when an oncoming vehicle is within:
500 ft
23
You are driving in an area with few streetlights on a clear night. If you cannot see well with your headlights, which of these actions would help?
use your high beams when legal and keep your interior light off
24
What happens to tar in road pavement when it gets extremely hot?
it bleeds, making the road surface slippery
25
What is the best advice for drivers when a heavy fog occurs?
park at a truck stop or rest area until the fog has lifted