CDL GENERAL KNOWLEDGE TEST (WA) - PRACTICE TEST
11.
If your vehicle is hydroplaning, you should:
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put the vehicle in reverse.
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stay off the brake.
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speed up.
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12.
For an electrical equipment fire or a gasoline or oil fire, use:
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a type B:C fire extinguisher only.
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water.
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a type A:B:C or B:C fire extinguisher.
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13.
Too much weight on the steering axle can cause:
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better handling.
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hard steering and damage to the steering axle and tires.
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poor traction.
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14.
Suspension systems:
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are rated for the maximum weight the vehicle can pull.
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have a minimum weight rating.
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have a weight capacity rating.
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15.
To avoid becoming distracted while driving, you should:
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plan your route before you begin driving.
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adjust all vehicle controls and mirrors prior to driving.
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All of the above.
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16.
Which of the following statements about tire failure is true?
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Any time you hear a tire blow, you would be safest to assume it is not yours.
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If the steering feels heavy, it may be a sign one of the rear tires has failed.
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It can take a few seconds for your vehicle to react, and you might think it was some other vehicle.
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17.
When should you downshift automatic transmissions?
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When going up steep grades
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When going around curves
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When going down grades
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18.
The first thing to do at an accident scene is to:
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keep another accident from happening in the same spot.
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help any injured parties.
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call for assistance.
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19.
_____ is a thin layer of ice that forms on road surfaces.
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Black ice
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Grey ice
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White ice
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20.
How can you avoid rolling back when you start your vehicle?
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Accelerate quickly so the vehicle does not jerk.
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Use stab braking before you engage the clutch.
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Partly engage the clutch before you take your right foot off the brake.
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