問題一覧
1
Having ABS on only the tractor will:
give you more control over the vehicle
2
A car cuts in front of you creating a hazard. Which of these actions should you not take?
honk and stay close behind the car
3
When driving down a mountain you will have to use lower gears to drive safely. Which of these does not affect your choice of gears?
tire tread depth
4
To determine the blood alcohol concentration (BAC) for a person, it is necessary to know what?
how much the person weighs
5
You are driving a 40 foot vehicle at 35 MPH. What is the least amount of space you should keep between your vehicle and the one in front of you?
4seconds
6
Which of these is not a good rule to follow when caring for the injured at an accident scene?
keep the injured person cool
7
placards must be:
placed on all 4 sides of the vehicle
8
You must stop on a hill or a curve on a divided highway. How far back should you place the rear most triangle?
as far back as necessary to warn others
9
At dawn or dusk or in snow, it can be hard to see and be seen. You can let others know you are there by:
turning on your lights
10
When driving in cold weather, your tire tread depth should:
provide enough traction to steer and get through the snow
11
Escape ramps:
should be used by any driver who looses braking power
12
What should you do before driving in mountains?
know the escape ramp locations on your route
13
When a doctor prescribes medication for you and you know you will be driving, you should:
ask the doctor if the medication will affect your driving
14
The distance you should look ahead of your vehicle while driving at low speeds is what distance?
1 block
15
You are driving through a work zone. You should:
lower your speed even farther any time workers are present
16
Which of the following best describes how sleep debt can be paid off?
it can only be paid off by sleeping
17
Which of these statements about shipping hazardous materials is true?
a diamond-shaped hazardous label must be on the package
18
You are driving on a level highway at 50 MPH. there are no other vehicles around you. A tire blows out on your vehicle. What should you do first?
stay off the brake until the vehicle has slowed down
19
Which of these statements about cargo is true?
unstable loads such as hanging meat or livestock can require extra caution in curves
20
What does emergency braking mean?
responding to a hazard by slowing the vehicle
21
ABS uses sensors and computers to sense:
potential wheel lockuppotential wheel lockup
22
What is the first thing you should do if your brakes fail while going down a hill?
get off the road as soon as possible
23
When you are parked at the side of the road, you must:
turn on your 4-way flashers to warn others
24
You should use your mirrors to check:
where the rear of the vehicle is while you make turns
25
Which of these statements about speed management is true?
you should choose a speed that lets you stop in the distance you can see ahead
26
Which of these is a danger of crossing tracks on a dirt road?
you could get hung halfway across the tracks
27
What 3 things add up to the total stopping distance for your truck or bus?
perception distance, reaction distance, braking distance
28
Aggressive driving is:
driving a vehicle in a bold, selfish, pushy manner
29
Which of these is not a brake check you normally do during the walk around inspection?
hydraulic cylinder leaks
30
A principle to remember about loading cargo is to keep the load:
balanced in the cargo area
31
If you react _ slower, your chances of a crash can double
½ second
32
When driving at night you should use your low beams when an oncoming vehicle is within:
500 feet
33
What should you do when you see a hazard in the roadway ahead of you?
use your 4-way flashers or brake lights to warn others
34
If you have been drinking alcohol, you should:
wait for it to wear off
35
Which of these lights cannot be checked at the same time?
turn signals, brake lights, and 4-way flashers
36
Which of these items is not checked in the pre-trip inspection?
amount of fuel in the vehicle
37
Which of these is a good thing to do when steering to avoid a crash?
don't turn more than needed to miss whatever is in your way
38
When driving on roads where truck speed limits are lower than cars. You should:
use extra caution when changing lanes or passing
39
Which of these is true about hours of service?
you should balance you hours of service with enough sleep to keep you alert
40
If you must cross into the oncoming lane as you make a turn, you should:
watch for oncoming traffic
41
You are driving a newer truck with a manual transmission. What gear will you need to take a long downhill grade?
a lower gear than you used to climb the hill
42
Which of these statements about backing a heavy vehicle is true?
you should avoid backing whenever you can
43
If a straight truck goes into a front wheel skid, it will:
go straight ahead even if the wheels are turned