MO CDL PRACTICE TEST - GENERAL KNOWLEDGE
41.
Placards are:
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devices placed below a vehicle to improve traction.
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signs put inside a vehicle used to warn others of hazardous materials.
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signs placed on a vehicle to identify the hazard class of the cargo.
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42.
If the coolant container is not part of the pressurized system:
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you should remove the container cap and wait until the system has cooled.
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you should never remove the radiator cap or any part of the pressurized system until the system has cooled.
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you can safely remove the cap and add coolant even when the engine is hot.
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43.
If a tire blows out, you should:
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keep a firm grip on the steering wheel and stay off the brake until the vehicle has slowed down.
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keep driving until you reach the next service station.
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fully apply the brakes while holding the steering wheel firmly.
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44.
If you experience a loss of hydraulic pressure, you should do all of the following except:
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Put the transmission in Neutral
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Downshift
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Pump the brakes
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45.
When you have to back, you should use a helper:
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when you need to back on a curved path.
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only when you back up with a trailer.
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whenever possible.
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46.
Which of the following is NOT a hazard?
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An escape ramp
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Work zones
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A cardboard box on the road
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47.
Which of the following is not a sign of fatigue?
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Daydreaming
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Yawning repeatedly
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Feeling hungry
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48.
If you are feeling drowsy, before driving you should:
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get some sleep.
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wait at least 30 minutes.
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drink some coffee.
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49.
Front-end header boards:
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protect drivers from cargo in case of an accident or emergency stop.
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protect drivers from spilled cargo.
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should never be used.
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50.
Over-length loads:
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require special transit permits.
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may require special equipment such as "wide load" or flags.
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All of the above.
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