OREGON CDL DOUBLES TRIPLES PRACTICE TEST
11.
If you are feeling sleepy, you should:
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slow down and drive on the shoulder of the road.
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increase your speed to get to the destination quicker.
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pull off the road and rest or take a nap.
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None of the above.
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12.
When coupling a double or triple, ________ should be attached last.
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the more heavily loaded trailer.
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the middle trailer.
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the trailer right behind the cab.
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None of the above.
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13.
When driving a 60-foot truck at 50 mph, your minimum following distance should be:
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5 seconds
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7 seconds
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6 seconds
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3 seconds
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14.
Doubles:
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require more reaction time than straight trucks.
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are less likely to rollover than straight trucks.
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are easier to drive than straight trucks.
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None of the above.
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15.
At dawn, dusk, in rain or snow, to make yourself easier to see you should:
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use the high beams.
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use the emergency flashers.
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use the low beams.
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use the parking lights.
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16.
How should you brake if your vehicle loses ABS?
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Step on and off the brake pedal several times
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Brake as you always have.
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Pump the brake repeatedly
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Stay off the Brake
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17.
Engine oil pressure should come up to normal within _________ after the engine is started.
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five minutes
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seconds
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two minutes
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ten minutes
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18.
When your vehicle starts to skid, you must take action to:
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restore traction to the tires.
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use stab braking.
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use controlled braking.
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accelerate and countersteer.
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19.
When driving a 50-foot truck at 40 mph, your minimum following distance should be:
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8 seconds
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4 seconds
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6 seconds
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5 seconds
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20.
When should you downshift automatic transmissions?
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When you want to go faster.
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Watch your tachometer, and downshift when your engine reaches the top of the range.
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When going down steep grades.
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When you start to get drowsy.
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