CDL Permit Practice Test (50 Questions Answers)

CDL Permit Practice Test (50 Questions Answers): In order to get this special license, you must first take and pass the required CDL knowledge test and skills tests. Using this free sample test correctly will prepare you to take and pass these tests. This practice test is consist of 50 questions and is followed by an answer key.

Taking our free CDL Permit Practice Test and any other practice Endorsement Tests that apply to your vehicle type, and studying the explanations of the correct answers for the practice tests, you can find out how well you are prepared for the actual Commercial Driver’s License Exam and what material you need to review again.

CDL Permit Practice Test (50 Questions Answers)

CDL Permit Practice Test (50 Questions Answers)

Test Name CDL Practice Test 2023
Language English
License CDL (Class A, B, or C),
Total Questions 50 Knowledge Practice Test
Test For Commercial Driver License
Test Preparation Driving Knowledge
Country USA
Explanation No
0%
0 votes, 0 avg
77

CDL General Knowledge Test 6

1 / 50

To go down a long, steep hill you should

2 / 50

How often must drivers of trucks and truck tractors conduct a safety inspection?

3 / 50

What is black ice?

4 / 50

If the steering feels heavy or hard, it is probably a sign of

5 / 50

How much tread depth should you have on your front tires when driving in the winter?

6 / 50

Which of the following is one of the best ways to deal with tailgaters in heavy traffic?

7 / 50

Why must you tab or keep shipping papers related to hazardous materials in special places?

8 / 50

What is the total stopping distance when driving a heavy vehicle on dry pavement at 55 mph?

9 / 50

One of the steps in shifting up is to

10 / 50

You are driving a 60-foot rig at 55 mph. How many seconds of space should you have between you and the vehicle ahead?

11 / 50

You are driving on a rainy day and the drive wheels begin to spin. To keep control of the vehicle, which of the following is the best action to take?

12 / 50

Some vehicles have automatic transmissions. Why is it important to select a low range when going down grades?

13 / 50

If the radiator shutters freeze shut when driving in the winter, which of the following will occur?

14 / 50

f one-fourth of a multileaf spring is missing, which of the following is most likely to happen?

15 / 50

Which of the following statements is true about alcohol?

16 / 50

You are stopped on the shoulder of a curve that prevents approaching traffic from seeing your vehicle. How far back should you place your last warning device?

17 / 50

A tie rod is part of the ________ system.

18 / 50

You are driving on slippery ice. Your rear-drive wheels lock and you begin to skid. Which of the following is the best action to take?

19 / 50

he proper distance to use high beams is at least _______________ away from an approaching vehicle.

20 / 50

Controlled braking is

21 / 50

A broken coolant hose while driving

22 / 50

You are stopped on an incline. How do you keep from rolling back?

23 / 50

To extinguish an electrical fire,

24 / 50

If you have to steer away from what’s ahead in order to avoid a crash, which of the following is the best action to take?

25 / 50

Which of the following is true about empty trucks?

26 / 50

Which of the following should you examine when inspecting the front of your vehicle?

27 / 50

Why don’t new trucks use the same gear for going down a hill as they would for going up a hill?

28 / 50

the best kind of driver is a(n) __________ one.

29 / 50

Which of the following emergency equipment should be carried in the truck at all times?

30 / 50

The controlled braking method is used

31 / 50

You should inspect the tires every _________ when driving in very hot weather.

32 / 50

You are driving on a highway and your front tire has just blown out. You should

33 / 50

Which of the following is a sign of a tire failure?

34 / 50

When backing a trailer,

35 / 50

Which of the following is one of the potential causes of fire in the electrical system?

36 / 50

What is the proper way to make a right turn when you are driving a long vehicle?

37 / 50

What is the correct placement of warning devices when parked on the shoulder of a one-way or divided highway?

38 / 50

You wish to turn left from one multilane two-way street into another multilane two-way street. Which of the figures below shows how the turn should be made?

39 / 50

Which of the following is the best way to slow the vehicle when driving down a hill?

40 / 50

You are approaching a vehicle for a pre-trip inspection. What should be the first step?

41 / 50

What are the three types of safety equipment that you must have before driving?

42 / 50

At speeds below 40 mph, you need at—————for each————of vehicle length.

43 / 50

Your brakes have failed on a downgrade. Using an escape ramp, downshifting and ____________________ are helpful in slowing the vehicle.

44 / 50

When driving down a steep curve in the snow, you should

45 / 50

What causes brakes to fade?

46 / 50

Where and when is it best to downshift?

47 / 50

If you must pull over to the shoulder on a major highway, you should

48 / 50

What is a tractor jackknife?

49 / 50

Which of the following is true about overhead clearance?

50 / 50

You are driving a large vehicle that cannot make a right turn without swinging into another lane. Which of the following figures shows the correct way to make the turn?

Your score is

The average score is 72%