CDL GENERAL KNOWLEDGE TEST (MASSACHUSETTS) - PRACTICE TEST

31. A high center of gravity:
means you'll have better traction.
is less dangerous in curves.
means your vehicle is more likely to tip over.
helps the vehicle be more stable while turning.
32. Brake fade results from:
excessive heat caused by using brakes too much.
using brakes in cold weather.
wet brakes.
All of the above.
33. ABS:
increases your normal braking capability.
is not available for doubles and triples.
gives you more control over the vehicle during braking.
is not required on newer trucks.
34. As you approach a turn, do not coast unsafely. Unsafe coasting occurs when:
you don't use turn signals before making a turn.
you downshift before making a turn.
you downshift for less than the length of your vehicle.
your vehicle is out of gear for more than the length of your vehicle.
35. Driving without a CDL, or with a suspended CDL, incurs:
a large fine.
a civil penalty or, in aggravated cases, criminal penalties.
prison time.
All of the above.
36. The use of brakes on a steep downgrade is:
dangerous, and should be avoided at all costs.
the main braking factor.
much more effective than the engine braking effect.
a supplement to the braking effect of the engine.
37. A low air pressure warning signal:
is required on all vehicles without air brakes.
is required on vehicles with air brakes.
is optional on vehicles with air brakes.
None of the above.
38. In mountain driving, to select a safe speed you should:
go slightly faster than the speed limit.
select a speed that's not too fast for the weight of your vehicle and cargo, the length and steepness of the grade, and road and weather conditions.
follow the vehicle in front of you.
go 5 mph slower than the vehicle ahead.
39. What is the minimum number of tie-downs for a 20 foot load?
1
4
3
2
40. Which of these should you check before driving in winter?
Defrosters
Windshield wiper blades
Coolant level and antifreeze amount
All of the above.
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