COMBINATION PRACTICE TEST - CA CDL
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Drivers who want to drive combination vehicles must pass the combination vehicles test. The California CDL combination test consists of 20 questions, and you'll need at least 16 correct answers to pass (80%). The test covers the combination vehicles section of the California CDL Manual. Take this practice test now to prepare for the actual CA CDL combination test!
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1.
If a load is 50 feet long, the minimum number of tie-downs required is:
4
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10
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5
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2.
How many red reflective triangles should you carry?
2
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3
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5
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3.
When checking your tires during a pre-trip inspection, which of the following is acceptable?
Tires made by different manufacturers
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Dual tires that come in contact with parts of the vehicle
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Cracks in the tires
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4.
The trailer hand valve should be used only:
in driving to prevent skids.
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when the trailer is fully loaded.
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to test the trailer brakes.
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5.
Which of the following statements about off-tracking is true?
If there is more than one trailer, the rear wheels of the last trailer will off-track the most.
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When a vehicle goes around a corner, the rear wheels follow the same path as the front wheels.
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Longer vehicles off-track less.
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6.
Before entering an intersection, make sure that:
there is sufficient space to clear it.
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accelerate smoothly and change gears as necessary.
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there's enough room to get at least halfway across.
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7.
ABS:
allows you to brake harder.
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should only be used on dry roads.
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is an addition to your normal brakes.
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8.
What is a tractor jackknife?
When the wheels of a trailer lock up, and the trailer swings around.
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When a drive-wheel skid lets the trailer push the towing vehicle sideways.
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None of the above.
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9.
When inspecting the coupling, make sure ________ between the upper and the lower fifth-wheel.
there is at least 1 foot
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there are at least 36 inches
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there is no space
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10.
Fully loaded rigs:
are just as likely to roll over as empty rigs.
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are much more likely to roll over than empty rigs.
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are less likely to roll over than empty rigs.
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CA Combination Test
Number of questions: | 20 |
Correct answers to pass: | 16 |
Passing score: | 80% |
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