Washington DMV CDL General Knowledge Quick Practice Test 4

Washington DMV CDL General Knowledge Quick Practice Test 4 For 2024

CDL Class A, B or C. Complete CDL driver training course. All the questions in this test are from the official DMV written exam. You can use our free online tests to evaluate how likely you are to pass the official DMV test. Or you can just cut to the chase and increase your chances of passing by upgrading to Premium Membership and unlock official DMV tests. In addition, you will also receive a master cheat sheet which contains all your state’s DMV questions and answers. Premium membership also unlocks a smart tracker which keeps an inventory of all incorrectly answered questions for easy, fast and effective revision. Practice with our free tests or hit Upgrade button below for premium access and increase your chances of passing your DMV written exam.

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Quick Facts:

Number of Questions – 20

Passing Percentage – 80%

Test Type – Free Test

1. If a driver has stopped on the road and is placing triangles to warn other motorists:

The triangles should be held between the driver and oncoming traffic.
The triangles should be carried behind the driver's back to prevent them from being seen by other drivers until they are placed.
The triangles should be held as low as possible.

2. Without oil in its engine:

A vehicle will likely run smoothly.
A vehicle will make quick jerks while driving.
A vehicle's engine may be damaged quickly.
A vehicle's gas mileage will improve.

3. Most heavy trucks with manual transmissions require ____ to change gears.

Single clutching
Double clutching
Triple clutching

4. To apply for a CDL, an applicant must be at least:

15 years old.
18 years old.
21 years old.

5. What do anti-lock brakes do?

Help a driver avoid wheel lockup
Lock up the front wheels
Prevent a vehicle from accelerating while traveling uphill
Prevent a vehicle from accelerating while traveling downhill

6. Stopping distance can be affected by:

Speed.
Temperature.
Time of day.
Traffic.

7. If an approaching driver is using their high beam headlights, you should:

Look directly at the headlights.
Flash your high beam lights to remind the driver to switch to their low beams.
Look to the right side of your lane until the vehicle has passed.
Pull to the side of the road until the vehicle has passed.

8. A sign that your vehicle's brakes will need repair is that the:

Brake pads are not covered in grease.
Brake pads are not covered in oil.
The brake pads are worn thin.

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