CDL General
Knowledge Test

5

This is the Commercial Vehicle Driver's License Test covering General Knowledge.  You will be presented with 40 questions and you must answer 34 questions correctly to pass.  There is no time limit.  You may not go back once you answer a question.  Click the "Start Test" button below to begin.  Good luck!

1 / 40

You are driving a 60 foot truck at 55 MPH, how much space (in seconds) should you keep in front of you?

2 / 40

If you must stop on the shoulder of the road, you should place warning devices at all of the following places except...

3 / 40

You should place the starter switch key into your pocket while you are performing the pre-trip inspection because:

4 / 40

To maintain alertness during the trip, drivers should:

5 / 40

The most important hand signal you should agree on with a helper is:

6 / 40

Which of the following statements about downshifting is NOT true?

7 / 40

Your vehicle is going down a long hill and your brakes begin to fail. What should you do?

8 / 40

The minimum tread depth for tires other than the front tires is ____.

9 / 40

What is NOT one of the four skill areas that operating a commercial vehicle requires?

10 / 40

What action should you take before driving while drowsy?

11 / 40

A commercial motor vehicle (CMV) is defined as:

12 / 40

Operating a motor vehicle with the intent of doing harm to others or physically assaulting a driver or their vehicle is known as?

13 / 40

Which of the following is the most important reason for doing a pre-trip inspection?

14 / 40

How should you know when to shift?

15 / 40

Before transporting a sealed load, you must check:

16 / 40

Which of the following factors is NOT used to determine your safe speed when going down a long steep downgrade?

17 / 40

In safe driving, what does communicating mean?

18 / 40

In the event of an accident you should remember to do the following EXCEPT:

19 / 40

What can you do at an accident site to help avoid another accident?

20 / 40

For what reason do you keep the starter switch key in your pocket during the pre-trip inspection?

21 / 40

Which of the following statements about overhead space is true?

22 / 40

Your vehicle is going down a long hill and your brakes begin to fail. What should you do?

23 / 40

What is the first thing to do if your vehicle catches fire while driving?

24 / 40

The method for testing hydraulic brakes for leaks is to _____.

25 / 40

To transport cargo safely, which of these are you NOT responsible for?

26 / 40

With the controlled braking method, you _____?

27 / 40

What are the three types of emergency equipment that you must have with your vehicle?

28 / 40

What might happen if you swing wide to the left before you turn right?

29 / 40

Which of the following statements is FALSE?

30 / 40

Always try to back toward the driver's side because

31 / 40

How often should you check your cargo?

32 / 40

Which of the following statements about stopping distances is NOT true?

33 / 40

Which of the following are some suspension system defects?

34 / 40

It has just reached freezing. Which of the following areas is slippery?

35 / 40

What are some of the important parts in the steering system?

36 / 40

When backing your vehicle, which of the following is NOT recommended

37 / 40

Which of the following should you do when confronted by an aggressive driver?

38 / 40

Which of the following would NOT be part of a standard vehicle inspection?

39 / 40

What is the reason that placards are used?

40 / 40

Which two special conditions indicate that you should downshift?

Your score is

The average score is 75%

4.6/5 - (10 votes)

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