WA CDL General Knowledge 2024 Test (with 100% Correct Solutions)

Most serious vehicle skids result from: A. Driving too fast for road conditions B. Poorly adjusted brakes C. Bad Tires correct answers A. Driving too fast for road conditions You're driving a new truck with a manual transmission. What gear will you probably have to use to take a long, steep downhill grade? A. Higher gear than you would use to climb the hill B. The same gear you would use to climb the hill C. A lower gear than you would use to climb the hill correct answers C. A lower gear than you would use to climb the hill There are 2 things a driver can do to prevent a rollover. They are: (1) Go slow around turns; and (2): A. Make sure that the brakes are properly balanced B. Keep the cargo as close to the ground as possible C. Keep both hands firmly on the steering wheel correct answers B. Keep the cargo as close to the ground as possible Which of these can cause a fire? A. Under inflated tires B. Loose fuel connections C. All of the above correct answers C. All of the above If you're driving a slow-moving vehicle on a 2-lane highway, you must pull off at the first safe turnout if the number of vehicles behind you is: A. 5 or more B. 3 or more C. 7 or more correct answers A. 5 or more Rust around a lug nut indicates: A. No danger is present the wheel needs cleaning B. A loose lug nut C. The lug nut needs to be replaced correct answers B. A loose lug nut When checking the adjustment on air brakes, slack adjusters should have no more than: A. 1 inch of travel B. 2 inches of travel C. 3 inches of travel correct answers A. 1 inch of travel You're coupling a semi-trailer to your tractor but haven't yet backed under. The trailer is at the right height when: