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General Knowledge

General Knowledge
  • When you are in a 60 foot vehicle, how much space should you maintain in front of you at highway speeds?
    Seven seconds
  • What is the first thing to do if your vehicle catches fire while driving?
    Pull off the road and park in an open area
  • The best way to put out a fire is to:
    Stand upwind and spray the base of the fire
  • What are some causes of vehicle fires (3):
    * Spilled fuel * Short circuits * Driver smoking
  • Safe drivers must maintain space around their vehicles for the following reasons (3):
    * In case you must stop suddenly * In case there are cars following too closely * In case there is an obstacle in the road.
  • Hydroplaning can occur when you drive through water or slush. If you experience hydroplaning you should:
    Release the accelerator and push in the clutch
  • When making a right hand turn, you should always:
    Keep the rear of your vehicle close to the curb
  • A front wheel skid is usually caused by (3):
    * Driving too fast for conditions * Lack of tread on the front tires * Cargo improperly loaded
  • Driving at night is more dangerous because of the following (3):
    * Most people are less alert at night due to fatigue * Headlights often cause glare which can blind drivers * There are more drunk drivers at night
  • How often should you check your cargo (3)?
    * Within 25 miles after beginning a trip * After you have driven for three hours * After you take a break
  • An engine retarder is designed to:
    Slow the vehicle down without using brakes
  • When should tires be replaced (3)?
    * When the tread separates * When there are broken valve stems * If the tread depth on your front tires is less than 4/32 deep
  • In the event of a tire failure, you should:
    Stay off the brake and hold the steering wheel firmly
  • Your vehicle is going down a long hill and your brakes begin to fail. What should you do?
    Look for an escape ramp or an escape route
  • The definition of a commercial motor vehicle is (3):
    * A vehicle with a gross weight over 26,001 lbs * A vehicle transporting hazardous materials * A vehicle transporting 16 or more passengers
  • When driving at highway speeds, you should look 12-15 seconds ahead which is:
    At least a quarter of a mile
  • When driving in heavy traffic you should travel:
    At a speed consistent with the flow of traffic
  • In the event of an accident, you should remember to do the following (4):
    * Protect the area * Notify authorities * Stop any bleeding * Keep the victims warm
  • True or False: When accelerating, you should speed up smoothly, gradually and avoid jerking.
  • Why should the exhaust system be checked:
    A leaking exhaust system can allow poisonous fumes into the cab
  • True or False: The weight of the cargo changes a truck's height
  • When is the road likely to be more slippery?
    After it has been raining lightly for 30 minutes
  • When making a left hand turn, you should always:
    Wait until you reach the center of the intersection before you turn
  • Where should you place warning devices if you must stop on the shoulder of the road (3)?
    * Within ten feet of the front or rear corners * About 100 feet behind our vehicle * In front of our vehicle
  • The following are all probably signs of a tire blowout (3):
    * A loud bang * Vibration of the vehicle * A thumping sound
  • True or False: Antifreeze is only used in colder temperatures.
  • True or False: A few beers are the same as a few shots of whiskey or glasses of wine
  • To correct a drive wheel acceleration skid, you should:
    Stop accelerating and push in the clutch
  • When going down a hill, you should always:
    Make sure you are in the right gear before starting down the hill.
  • What is the proper way to hold our hands on the steering wheel?
    With one hand on each opposite side of the wheel
  • If you are convicted of a traffic violation, you should notify your employer within how many days, if the violation occurred in a personal or commercial vehicle?
    30 days
  • If you find that you are being tailgated, you should:
    Increase the distance between you and the tailgater.
  • Before you will be able to shift gears smoothly, you must:
    Understand the best RPM range for your vehicle
  • What are suspension systems intended to do?
    Keep the axles in place
  • True or False: When driving through a curve, you should hit the brakes
  • What is the best way to warn the drivers behind you that you are slowing down?
    Tap your brakes
  • True or False: Some objects may appear smaller in your mirrors.
  • When backing up your tractor trailer, you should try to AVOID:
    Backing toward the right (passenger) side.
  • True or False: Brakes, tires, springs and shocks are designed to work best when the truck is empty.
  • What is the best thing to do if you are tired?
    Get enough sleep
  • The best time to test your parking brake is:
    When the vehicle is parked
  • If you do not have a HAZMAT endorsement on your CDL, under what conditions may you legally haul hazardous materials?
    If the load does not require placards.
  • If you are asked to haul a placarded load and you do not have HAZMAT endorsements, you should:
    Refuse to take the load
  • At 55 miles-per-hour, it takes about 6 seconds to stop a fully loaded truck and the braking distance is:
    About the length of a football field or 100 yards
  • To correct a drive-wheel braking skid, you should:
    Release the brake and steer/counter-steer