CDL General knowledge Practice Test Page 1

1. When the roads are slippery, you should:

a. drive alongside other vehicles.
b. make turns as gentle as possible.
c. stop and test the traction while going up hills.
d. decrease the distance that you look ahead of your vehicle.


2. Which of these statements about brakes is true?

a. The heavier a vehicle or the faster it is moving, the more heat the brakes have to absorb to stop it.
b. Brakes have more stopping power when they get very hot.
c. Brake drums cool very quickly when the vehicle is moving very fast.
d. All of the above are true.


3. Truck escape ramps:

a. help avoid damage to vehicles.
b. should not be used if brakes fail on a downgrade.
c. cannot be used by certain types of heavy vehicles.
d. All of the above.


4. You are starting your vehicle in motion from a stop. As you apply power to the drive wheels they start to spin. You should:

a. take your foot off the accelerator.
b. take your foot off the accelerator and apply the brakes.
c. press harder on the accelerator.
d. try a lower gear.


5. The distance that you should look ahead of your vehicle while driving amounts to about _ mile at highway speed.

a. 1/10th mile (1 10th of a mile)
b. 1/8th mile (1 8th of a mile)
c. ¼ mile (1 quarter of a mile)
d. ½ mile (1 half of a mile)


6. The Driver's Manual suggests several things to do when you pass a vehicle. Which of these is not one of them?

a. Lightly tap your horn.
b. At night turn on your high beams before you start to pass and leave them on until you have completely passed the vehicle.
c. Drive carefully to avoid a crash.
d. Assume the other driver does not see you.


7. Which of these statements about downshifting is true?:

a. When you downshift for a curve, you should do so before you enter the curve.
b. When you downshift for a hill, you should do so after you start down the hill.
c. When double-clutching you should let the rpms decrease while the clutch, is released and the shift lever is in neutral.
d. All of the above are true.


Answers: (1)b   (2)a   (3)a   (4)a   (5)c   (6)b   (7)a

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