CDL PRACTICE TEST - GENERAL KNOWLEDGE (DELAWARE)

41. When driving at night, you should dim your lights within _____ of an oncoming vehicle and when following another vehicle within _____ .
500 feet ; 500 feet
200 feet ; 200 feet
300 feet ; 50 feet
200 feet ; 100 feet
42. Your vehicle has automatic transmission. When going down grades, you should:
put the gearshift in "Park".
select a high range to get greater engine braking.
select a low range to get greater engine braking.
select a high range to reduce engine braking.
43. Which of the following is not proper tie-down equipment:
Bungee cords
Ropes
Chains
Straps
44. ABS helps you:
avoid wheel lock up and maintain control of your vehicle when you brake.
steer gently and smoothly while you are braking.
increase your normal braking capability.
stop much faster.
45. Who is responsible for making sure the lights and reflectors are clean?
The driver
The previous driver
The maintenance staff
The shipper
46. If you hear a loud loud "bang" and the steering feels "heavy", you should:
pump the brakes until the vehicle has slowed down.
brake hard and pull off the road.
hold the steering wheel firmly and stay off the brake.
check your rearview mirrors to see if you have a flat tire.
47. Retarders:
can be noisy and may not be permitted everywhere.
help to increase brake pressure.
improve traction.
increase fuel efficiency.
48. When going down a steep downgrade, it is important to select a "safe" speed that is not too fast for:
the weather.
the total weight of the vehicle and cargo.
the steepness of the grade.
All of the above.
49. If you are confronted by an aggressive driver, you should:
avoid eye contact.
remain calm and relaxed.
try to move away safely.
All of the above.
50. If during vehicle inspection a tire is too hot to touch, you should:
let air out.
make sure there is enough engine oil on the tires.
remain stopped until the tire cools off.
immediately decrease air pressure.
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