MA CDL PRACTICE TEST - GENERAL KNOWLEDGE
41.
On front tires, tread should be at least:
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4/16 inch
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4/32 inch
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1/16 inch
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2/32 inch
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42.
Placards are:
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signs put on the outside of a vehicle that identify the hazard class of the cargo.
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used to warn others when the Gross Vehicle Weight (GVW) exceeds 10,000 pounds.
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signs put on the inside of a vehicle that remind the driver of the type of cargo he or she is carrying.
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signs that warn others to stay at least 500 feet away from the vehicle.
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43.
Which of these is NOT a thing to do when caring for the injured at the scene of a crash?
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Move a severely injured person if the danger of fire or passing traffic makes it necessary.
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Keep the injured persons cool.
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Stop heavy bleeding by applying direct pressure to the wound.
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If a qualified person is helping the injured, stay out of the way unless asked to assist.
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44.
Which of the following vehicles is most likely to turn over?
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5 axle tractor semitrailer
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Triple trailer
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3 axle tractor semitrailer
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65 ft. conventional double
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45.
Weaving across the road or drifting from one side to another is typical of:
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shoppers.
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slow drivers.
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confused drivers.
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impaired drivers.
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46.
If you are stopped on an incline, how can you start moving without rolling back?
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Aggressively pump the accelerator
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Shift to neutral
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Fully engage the clutch
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Apply the parking brake
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47.
What is the most important reason for doing a vehicle inspection?
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It's required by law.
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Safety for yourself and for other road users.
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To avoid fines.
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Liability insurance.
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48.
If you are being tailgated, you should:
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make quick changes.
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increase your speed very gradually.
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turn on your taillights.
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open up room in front of you.
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49.
Which of the following is a tip to follow so you won't become a distracted driver?
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Turn on all communication devices.
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Engage in complex conversations with others.
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Adjust all vehicle controls and mirrors while driving.
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None of the above.
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50.
If the drive wheels begin to spin, you should:
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wait 4-5 seconds before applying the accelerator.
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accelerate smoothly and change gears as necessary.
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take your foot off the accelerator.
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apply your brakes all the way.
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