CALIFORNIA CDL PRACTICE TEST - GENERAL KNOWLEDGE

31. To test the stopping action of your service brakes, go about:
50 mph.
5 mph.
15 mph.
32. To avoid rollbacks when you start, you should:
release the parking brake only when you have applied enough engine power.
if you have manual transmission, partly engage the clutch before you take your right foot off the brake.
All of the above.
33. When driving at night, you should dim your lights within _____ of an oncoming vehicle and when following another vehicle within _____ .
200 feet ; 100 feet
500 feet ; 500 feet
200 feet ; 200 feet
34. Cargo should have at least one tie-down for each ___ feet of cargo.
10
15
5
35. Retarders:
help slow a vehicle.
reduce the need for using your brakes.
All of the above.
36. Escape ramps are:
reserved for vehicles carrying dangerous goods.
used to stop runaway vehicles safely.
reserved for combination vehicles.
37. Service brakes should:
be checked before each trip.
only be checked by a mechanic.
always be checked before applying the brakes.
38. What is true about tire chains?
You should learn how to put the chains on before you need to do it in snow.
You should watch the official video tutorial by the manifacturer before putting them on.
You must carry the at least 6 chains and extra cross-links.
39. When you have to back, you should always try to back toward the driver's side. Why?
You can watch the front of your vehicle by looking out the side window.
You can see better and watch the rear of your vehicle by looking out the side window.
All of the above.
40. Which of the following statements about cold medicines is true?
They are  over-the-counter drugs, therefore they can be used while driving.
They should only be used when driving during the daytime.
They may make the driver drowsy, therefore they should not be used while driving.
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