CDL General Knowledge Practice Test 2
This is a timed quiz. You will be given 45 seconds per question. Are you ready?
Which of the following would NOT be part of a standard vehicle inspection?
Seating defects. A standard vehicle inspection should check for tire problems, brake problems, steering problems, as well as: wheel and rim problems, suspension system defects, exhaust system defects, emergency equipment and cargo (for trucks)
If you are stopped on an incline, how can you start moving without rolling back?
Apply the parking brake. Applying the parking brake will keep the vehicle from rolling. Engaging the clutch or shifting to neutral will cause the vehicle to roll backwards. Rough acceleration may cause mechanical damage or damage the coupling if pulling a trailer.
Which of the following is NOT an important reason to look far ahead when you are driving?
Determine if there are any hills coming up. Safety is the number one reason that it is important that you be looking ahead when driving. Answers A, C, and D are all important safety reasons.
You are driving a 60 foot truck at 55 MPH, how much space (in seconds) should you keep in front of you?
7 seconds. To calculate your space required, use the following formula: If going under 40 MPH, use 1 second for each 10' of vehicle length. If going over 40 MPH, use the same formula but add 1 second. In this scenario, a 60' truck requires 6 seconds, but you need to add an additional second, because you are travelling over 40 mph. So the correct answer is 7 seconds.
Operating a motor vehicle with the intent of doing harm to others or physically assaulting a driver or their vehicle is known as?
Road rage. Road rage occurs when a drivers displays actions that are intended to cause violence or harm to other drivers. It is a more extreme case of aggressive driving because there is intent to injure or cause harm.
When driving in very hot temperatures, you should:
All of the above. When driving in extreme heat it is important to check your tires every 2 hours or 100 miles. If the tires are too hot to touch, you should remain stopped until they cool off. You should also insure that you have enough antifreeze in the system.
Shifting into a lower gear and removing your foot off of the accelerator to slow your vehicle is known as?
Engine braking. Engine braking is critical to use on long steep downgrades to help slow your vehicle and removing your dependence on your braking system.
Which of the following statements is FALSE?
If a tire blows, you should put the brakes on hard to stop quickly. This statement is FALSE. If a tire blows, you should hold the steering wheel firmly, stay off the brake until the vehicles slows, and check the tires when the veh
Which of the following are possible causes of tire fires?
Dual tires that touch and under-inflated tires. Duals that touch and under-inflated tires can lead to tires becoming overheated and catching on fire.
The average person requires how many hours of sleep per 24 hour period?
7 or 8. The average person requires 7 or 8 hours of sleep per 24 hour period. If your body does not get the sleep that it requires, you may become very drowsy and fall asleep without even knowing it.
If you are transporting cargo, you should inspect the cargo and securing devices
Before the trip, within 50 miles after beginning the trip, and at least every 150 miles or 3 hours. It is important to inspect the cargo and securing devices both before and during your trip. Answers A and C do not prescribe a pre