CDL Test Exam With 100% Correct Answers 2024

CDL Test Exam With 100% Correct Answers 2024 Seven-step Inspection Method - answerStep 1: Vehicle Overview Step 2: Check Engine Compartment Step 3: Start Engine and Inspect Inside the Cab Step 4: Turn Off Engine and Check Lights Step 5: Do Walkaround Inspection Step 6: Check Signal Lights Step 7: Start the Engine and Check What is the most important reason for doing a vehicle inspection? - answerSafety is the most important reason you inspect your vehicle, safety for yourself and for other road users. What things should you check during a trip? - answer• Watch gauges for signs of trouble. • Use your senses to check for problems (look, listen, smell, feel). • Check critical items when you stop: tires, brakes, gauges, etc.. Name some key steering system parts. - answersteering column, steering gear box, or tie rods, steering wheel Name some suspension system defects. - answer• Spring hangers that allow movement of axle from proper position. • Cracked or broken spring hangers • Missing or broken leaves in any leaf spring. - Leaking shock absorbers. What three kinds of emergency equipment must you have? - answer• Fire extinguisher(s). • Spare electrical fuses (unless equipped with circuit breakers). • Warning devices for parked vehicles (for example, three reflective warning triangles) What is the minimum tread depth for front tires? For other tires? - answerYou need at least 4/32-inch tread depth in every major groove on front tires. You need 2/32 inch on other tires. Name some things you should check on the front of your vehicle during the walk around inspection. - answer• Condition of front axle. • Condition of steering system. • Condition of windshield. • Lights and reflectors. What should wheel bearing seals be checked for? - answer• Wheel bearing/seals not leaking. How many red reflective triangles should you carry? - answer3 How do you test hydraulic brakes for leaks? - answerpump the brake pedal three times. Then apply firm pressure to the pedal and hold for five seconds. The pedal should not move. If it does, there may be a leak or other problem. Safe operation of a commercial vehicle requires skill in: - answer• Accelerating. • Steering. • Stopping. • Backing safely. Why should you back toward the driver's side? - answerBack to the driver's side so you can see better. Backing toward the right side is very dangerous because you can't see as well. If you back and turn toward the driver's side, you can watch the rear of your vehicle by looking out the side window. If stopped on a hill, how can you start moving without rolling back? - answerput on the parking brake whenever necessary to keep from rolling back. Release the parking brake only when you have applied enough engine power to keep from rolling back. On a tractor-trailer equipped with a trailer brake hand valve, the hand valve can be applied to keep from rolling back. When backing, why is it important to use a helper - answerThere are blind spots you can't see. That's why a helper is important. The helper should stand near the back of your vehicle where you can see the helper. What's the most important hand signal that you and the helper should agree on? - answerStop What are the two special conditions where you should downshift? - answer1. going start