問題一覧
1
For vehicles with a high center of gravity, how should the heaviest cargo be loaded for improved handling?
Low in the trailer and toward the front
2
What is a normal operating range for a CMV's oil pressure gauge?
30-50 psi
3
How many states have engine idling laws
just under 1 quarter
4
When preparing to couple a rear trailer to a converter dolly, the trailer height should be____ the center of the fifth wheel.
slightly lower than
5
What is the primary difference between a manual and semiautomatic transmission?
The top gears automatically change in a semiautomatic transmission
6
When is it appropriate to conduct a post-trip inspection?
At the end of every work day
7
Secondary vehicle controls:
assist you in safely operating your vehicle.
8
What is the minimum tread depth for the steer-tire?
4/32 inch
9
What is the very first step you should take when starting a tractor-trailer engine?
. Apply the parking brake
10
What factors will determine how much time is needed to get your vehicle up to speed to safely merge with oncoming traffic on an interstate?
All of the above
11
Downshifting early is a common error that may:
make it impossible to get into the next lower gear
12
Distance scanning helps you:
all of the above
13
What is the safest way to lower and raise your trailer's landing gear in high gear?
Face the trailer, keep your feet apart, and rest one hand on the trailer.
14
What is essential for you to do when you're making a left turn in an intersection with multiple lanes?
Start in the rightmost lane.
15
When changing lanes, check your mirrors:
all are correct
16
This cargo securement device is placed on the exposed edge of an article to distribute tiedown forces over a larger area of cargo than the tiedown itself, to protect the tiedown and/or cargo from damage, and to allow the tiedown to slide freely when under tension.
Edge protection
17
If your fifth wheel isn't greased properly, it can:
create steering problems.
18
Backing under your trailer at an angle can:
both A and C.
19
What is a potential sign of a distracted driver?
The SUV behind you cut off another driver and is now swerving and tailgating you
20
What date should be entered on the bill of lading?
The exact date of delivery
21
Proper, smooth shifting is important because if you shift before your vehicle is ready;
all of the above.
22
When adjusting your mirrors, what should you see in the inside vertical edge of your plane (west coast) mirrors?
The trailer body
23
When double clutching is done correctly, and the RPMs are matched during the shift,:
the gears do not grind
24
How can making eye contact help you communicate with others around you?
It can assist in confirming others' awareness of your presence
25
A commercial motor vehicle's (CMV's) engine controls are used to:
start up and shut down the vehicle's engine.
26
After stopping your tractor-trailer,:
maintain enough brake pressure to keep the vehicle stationary.
27
When is an appropriate time for you to use your four-way flashers?
Both A and B
28
9. Which of the following warning devices help you to know when exhaust temperatures are abnormal?
. Pyrometer warning light
29
Which clutch position is required to start the engine or shift gears?
Disengaged
30
When backing in a parking lot, take note of the:
position of the entrances and exits.
31
In order to put a commercial motor vehicle on the road, you must first:
. conduct a thorough pre-trip inspection.
32
What is a key reason backing is so dangerous?
Backing gives you limited visibility; you will always have a blind spot.
33
If your truck has a(n)____you must first turn the engine key to the 'on' position
Starter button
34
When testing your tractor-trailer hook-up, pull gently against the locked trailer brakes and stop when:
. you feel the engine start to drag down.
35
What type of cargo are low-clearance vehicles designed to haul?
both a and c
36
After the initial 50-mile check, how often must you conduct additional on-the-road inspections of the cargo securement and securement devices?
Whenever a change of duty status is made, every three hours, or 150 miles, whichever comes first
37
When setting your tractor-trailer in motion, how can you tell the friction point of your clutch has been reached?
Your RPMs decrease
38
Using your turn signals is only optional when:
none are right
39
Which of the following statements is true about texting while driving?
The effects of texting while driving are the same as being intoxicated.
40
CSA data is collected from which of the following sources?
all of the above
41
If you can use a spotter when backing,:
you must agree on all hand signals before beginning the maneuver.
42
What does an automatic transmission use to change gears?
Lever or button
43
When approaching a pedestrian or bicyclist, always assume:
they don't see you and could suddenly move in front of your vehicle.
44
Which of the following scenarios could indicate a distracted pedestrian?
Someone looking down while reading a text on a cell phone
45
Carrier interventions can be triggered by:
a carrier receiving scores that exceed thresholds in one or more BASICs.
46
Data collection, safety measurement, safety evaluation, and intervention are:
major components of the CSA system.
47
When performing the tug test, when should you stop?
As soon as you feel resistance from the trailer
48
What is the acronym commonly used to remember the safety check you should perform before backing?
GOAL: Get Out And Look
49
. Which of the following warning devices indicates there is inadequate pressure in the air brake system?
Low pressure warning alarm/light
50
Before you inspect the engine compartment and front axle components:
verify the parking brakes have been set.
51
What is off-tracking?
When the rear wheels follow a different path than the front wheels while making a turn
52
On average, an idling truck uses about one gallon of diesel fuel every:
hour.
53
The Hours-of-Service Compliance BASIC includes an out-of-service penalty. What other BASIC includes this penalty?
Hazardous Materials Compliance BASIC
54
What is something typically unique to loading dock areas you must watch out for when backing?
Unusual clearances around the dock and any nearby barriers
55
An example of a___distraction is eating a cheeseburger and fries while driving down a road
physical
56
What is something you can do to help keep your Driver Fitness BASIC score low
Maintain a valid and appropriate license
57
What is it called when you actually don't "see" something, even though it's right there in your line of sight. You fail to "comprehend" seeing it because your attention isn't focused. Your mind has wandered elsewhere.
Inattention blindness
58
If the previous driver found defects and noted them on a DVIR, what must you do before operating that vehicle again?
Ensure that any items listed defective/deficient that may affect the safe operation of the vehicle were repaired.
59
When inspecting the brake assembly, you should ensure:
the brake shoes have at least a quarter-inch lining
60
Which of the following is a yellow, diamond-shaped knob that allows you to activate he parking brake?
Parking brake control valve
61
How often should you check your mirrors
every 4 secs
62
Which type of mirror is designed to eliminate as much of your blind spot as possible?
Convex mirrors
63
How can you ease pressure on the fifth wheel locking jaws before uncoupling your tractor-trailer?
Lock the trailer brakes and back up gently
64
With an autoshift transmission, if the transmission is in the drive position,:
it will shift gears as needed based on speed and load.
65
The purpose of upshifting is to
allow the vehicle to increase speed
66
If you need to see down the sides and towards the rear of your trailer, what mirror should you use?
Plane (west coast) mirrors
67
That type of special cargo vehicle is designed to haul long, narrow cargo?
pole trailer
68
What happens to you if the FMCSA intervenes against your carrier?
Your individual CSA scores will be reviewed, and you may face warnings or fines.
69
Which of the backing techniques is fundamental in learning all other backing maneuvers?
Straight line backing
70
When uncoupling the converter dolly, why should you never unlock the pintle hook with the dolly under the rear trailer?
The dolly tow bar could fly up, possibly causing injury.
71
What should you do if you cannot easily correct trailer drift (your vehicle is too far out of position) when backing your vehicle?
Pull up, reposition the trailer, and start over.
72
What items should a post-trip inspection include?
The same items as the pre-trip inspection except for things affected by heat
73
When transporting hazardous materials, you are required to carry____ that is immediately available to you and any entity responding to, or investigating, a hazardous materials incident.
emergency response information
74
What is the key characteristic to alley dock backing maneuver?
Backing while turning into a space that is 90 degrees to the truck
75
What actions negatively impact your vehicle's fuel economy?
Downshift too early (causes the RPMs to jump up)
76
According to the FMCSRs, if your vehicle is stopped, you have____mintues to set out your emergency warning devices.
10
77
CSA is a driver and carrier monitoring and evaluation system that is designed to:
identify and intervene with drivers and carriers who are not in compliance with safety regulations.
78
If traffic ahead begins to slow, what should you do to alert those around you that you're slowing down?
Tap your brakes
79
Which horn should you use when trying to communicate with others?
Electric horn
80
Which vehicle instrument measures the voltage in a vehicle's electrical system?
Voltmeter
81
As a general rule, you should look about___secs ahead
12-15
82
How does your trailer respond when you turn the wheel to the right while backing?
It drifts to the left
83
What can happen if you attempt to direct traffic by flashing your lights, blowing your horn, or using hand signals?
both b and c
84
When your vehicle reaches the maximum speed for a gear, you must:
upshift
85
How can you pull the fifth wheel release handle in a way that doesn't put yourself of injury?
Bend at the knees, keep your legs and feet clear of the rear tractor wheels, square yourself up with the handle, and pull straight out.
86
Trailer seals are often used to deter theft and maintain cargo security. What type of seal is manufactured for one time use and typically made of plastic, wire, or thin strips of sheet metal marked with a serial number or an identifier?
indicative seal
87
On the highway, you should signal about.
500
88
What backing maneuver should you use if the trailer did not wind up directly in front of the target?
Offset backing
89
In a high center-of-gravity vehicle, the majority of the weight is high off the ground, so the greatest danger is that
the vehicle tendency to tip