CDL-Practice Questions
The distance you should look ahead at a slow speed is what?
1 block
Most accidents happen during what hours?
12 am to 6 am
It will take about how many seconds to cross a single set of railroad tracks?
14 seconds
When you stop for a railroad grade, where should you stop?
15 to 50 feet from the tracks
The speed limit is 55 MPH and the traffic is traveling at 35 MPH. What speed should you travel?
35 MPH
When placards are required, how many placards should be displayed?
4
When you speed increases by 2 times, your stopping distance increases by how much?
4 times
How much rest does the normal person need in a 24 hour period?
7-8- hours
What is necessary to cool your hot tires if they bounce over heated or on fire?
A lot of water
You have stopped on the shoulder. When you get back on the shoulder, what should you do?
Abruptly steer back on the road (because the lip of the road will keep you on the shoulder)
Which of the following defects will not pass inspection standards?
Any tire on the steering axle with less than 4/32 of tread depth
What kind of fires can you use water to put out?
Ash fires
When entering fog what do you do?
Assume it will get thicker
STATEMENT: Auxiliary transmissions and Multi-speed rear axles provide extra gears. QUESTION: What is the difference between an Automatic Transmission and an Auxiliary Transmission?
Auxiliary transmissions have more gears
If you must back around a curve (at an angle) what should you do?
Back to the left (DRIVERS SIDE)
What is NOT required for Hazardous Materials?
Basic Chemistry
What is the purpose of tire chains?
Better traction
The stoplight button controls what?
Brake lights
If your window ices up what is not going to work to resolve the problem?
Brush
When doing a pre-trip inspection in the wintertime, what heaters should you check?
Cab heater
You have been in an accident you should do what?
Call the police and do not leave the scene
What can liquid motion cause during a curve?
Changes in the center of gravity
How do you recognize aggressive drivers?
Changes lanes frequently and are pushy
What type of driver should you want to be?
Defensive drive
What does the clutch do?
Disengage the engine from the transmission
You have a Police officer parked on the other side of the street you are turning on to. What additional precautions do you take?
Do nothing different. Observe traffic and make the turn when it is safe to do so
What should you do before you go down a hill?
Down shift
When you are fully loaded and your vehicle starts to slow down you should?
Down shift
If the ABS light stays on, what should you do?
Drive as if you don't have ABS and have it repaired as soon as possible
Which tires should winter chains be installed on?
Drive tires
When do adjust your mirrors?
During the Pre-trip inspection
Driving in the mountains, what do you need to be concerned with?
Escape ramps
What do you need to check more often in the winter months?
Exhaust system
In the event of a rear tire blow out, what will duel tires help prevent?
Fish tailing
Where is the best place to keep space around your vehicle?
Front (stop in the distance you see ahead)
If you get stuck on the railroad track what is the first thing you do?
Get out of the truck
What should you do if there is a fire in the cab?
Get out of the vehicle
Going over a set of railroad tracks you might get hung up if:
Going up a steep incline
What outside force will affect you driving down a mountain grade?
Gravity
When you uncouple from the trailer what should you do with the airlines?
Hook them to each other or to a "dummy coupler" or to dead ends
To determine the breath alcohol content (BAC) for a person it is necessary to know what?
How much they weigh
Which of these is true about radiator shutters and winter fronts during winter driving?
Ice should be removed from the radiator shutters
When hauling hazardous materials, where do you keep the paperwork?
In a pouch inside the driver's door
When should tire chains be carried?
In winter season
How do know if the vehicle has an Anti-Lock Brake System (ABS)?
Indicator lights on the dash board or on the driver's side (left) of vehicle
What may make the use of the air horn unsafe?
It may startle people around you
Which of these is not a danger when an automatic transmission is forced into a lower gear at high speeds?
Loss of steering control
When you back under a trailer what gear should you be in?
Low reverse
If you are the first person at an accident and the car catches fire what do you do first?
Make phone call (get help on the way)
Your emergency brake comes on. when may you use the brake pedal?
Never
What other hazard class can be shipped with 1.1 hazardous materials?
No other
Will the tire condition CAUSE you to skid out of control?
No, tires are a condition, not a cause
In cold conditions watch for ice where?
On bridges and overpasses
When should you use the hand valve to park a combination vehicle?
Parked on a grade (putting it back in motion after stopped on a hill)
When mirrors are properly adjusted, what will you see?
Part of the vehicle
Which material must have placards displayed when transporting ANY amount of the material?
Poison gas
Before you start a trip, which should you do?
Pre-load your CD player
What is true if your tires get hot?
Pressure will increase with temperature
What is the first step to take at an accident scene?
Protect the area or secure the scene
Driving in cold weather your tire tread should:
Provide enough traction to steer and push the vehicle
What do S-Cams on brakes do?
Push the brake shoes to the drums
A round, yellow sign with black letters indicates what?
Railroad crossing
When you down shift you should do what?
Raise the RPM's
Which is safe assumption while driving?
Rental truck and moving van drivers are not familiar with blind spots
What does emergency braking mean?
Responding to a hazard by slowing the vehicle
What is not a working regarding system?
Robotic
You have been forced off the road and you can NOT get back on. What should you do?
Run the shoulder to the next exit
If you have In-Cab communications, what should you do when you answer them?
Safely park then answer the call
When doing a pre-trip inspection on a cab-over style vehicle, what do you do first?
Secure items in the cab
When driving through work zones, you should do what?
Slow down and watch for pavement that is broken up or drops off.
Making a left turn on a two-way lane street, what do you do?
Start your turn half way through the intersection
What should you do when you come to a bridge?
Stop and check the weight limit of the bridge
What action should you take in foggy conditions?
Stop driving at an appropriate location
As a vehicle approaches and they pass you, should do what?
Tap the brakes
What is a winter front?
The cover over the radiator
While hauling liquid you have to slam on the brakes. What reaction might the surge cause?
The surge may push you through the intersection
If you have to stop on the shoulder of the road and the ground is soft, what may happen?
The truck will pull out on to the road
Which is true about containerized containers?
They can be shipped by boat or train (raid or sea)
What safety equipment is optional?
Tire changing equipment (Jack and wrench)
What are you NOT going to damage on a rough start?
Tires
Why is alcohol sometimes added to the air system?
To reduce the risk of ice
How should load locks be installed?
Top to bottom
If you are forced onto the shoulder how do you get back on the road?
Turn on your signal and gently ease onto the road
Which lights cannot be tested at the same time?
Turn signals, four-way flashers, and brake lights
What is NOT included in "Implied Consent"?
Vehicle searched
In very hot weather, "bleeding tar" is what"?
Very slippery
Which of these is a sign of tire failure?
Vibrations
What determines the speed that you should drive?
Visibility
If you are not sure of what to use on a hazardous materials fire, what should you do?
Wait for qualified fire fighters
Traveling up a hill you have a line of cars behind you. What do you do?
Wait to find a pull out and let them go around
While driving you are going to make a lane change and you see a car. What should you do?
Wait to make sure the car has cleared your blind spot
When is a wet road the most dangerous?
When it first starts to rain
When do you wear seat belts?
When the vehicle is in motion
How long should it take for air to build from 85 psi to 100 psi?
Within 45 seconds
Can a federal inspector, State Police officer or a local Police Officer place you out of service?
Yes, if you are unsafe
What is an indication that you are driving drowsy?
You don't remember the last few miles
Which is true when performing a pre-trip on a bus?
You have fewer items to check
How can you tell that the road is starting to ice up?
You have ice on the mirrors
You come to railroad crossing on a dirt road?
Your truck will scrape bottom
Going up a hill, you roughly accelerate. The liquid will do what?
the surge will pull back causing poor fuel economy