AL CDL PRACTICE TEST - GENERAL KNOWLEDGE

41. When changing lanes, you should:
not use your mirrors.
do it quickly.
not use your turn signals.
None of the above.
42. The most common type of brake is the:
S-cam drum brake
G-cam disc brake
B-cam disc brake
R-cam drum brake
43. If you must stop on a one-way or divided highway, you should place warning devices _______ toward the approaching traffic.
10, 100 and 200 feet
5, 50 and 500 feet
5, 25 and 50 feet
3, 15 and 45 feet
44. You are more at risk of being fatigued:
when driving during the day.
after getting more than 8 hours of sleep.
when driving alone.
when stopping periodically during long trips.
45. When you're in an accident and not seriously hurt, to help any injured parties you should:
Give the injured person a cold drink.
Get the injured person to stand up.
Keep the injured person warm.
None of the above.
46. Blood Alcohol Concentration (BAC) is determined by:
the type of alcohol you drink.
how frequently you drink.
the amount of alcohol you drink.
All of the above.
47. You should downshift in advance before:
entering a tunnel.
entering the highway.
starting down a hill or entering a curve.
crossing a bridge.
48. When you are driving you should look at least ______ ahead.
20 to 30 seconds
6 to 12 seconds
5 to 10 seconds
12 to 15 seconds
49. What is an advantage of going right instead of left around an obstacle?
If an oncoming driver has drifted into your lane, their natural response will be to brake suddenly.
There is no real advantage.
If you are blocked on both sides, a move to the right won't force anyone into an opposing traffic lane and a possible head-on accident.
No one is likely to be passing you on the left, but someone may be driving on the shoulder.
50. If your vehicle begins to hydroplane, you should:
brake gently to slow down.
immediately pull off the road.
accelerate slightly.
release the accelerator and push in the clutch.
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