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Free Delaware CDL General Knowledge Practice Test 2023

You are looking for actual practice for your coming CDL test? So you have come to the right place. Our DE General Knowledge Practice Test has the same questions as the real exam which is based on the Delaware CDL manual. Our test covers most of the subject areas on the Delaware General Knowledge Test such as shifting techniques, railroad crossing safety, drunk driving laws, and much more to make you become a safer driver. In addition, each question has a detailed explanation that will help you understand the concept and answer future questions about it correctly. If you don't get the pass right away, don't worry, you can take this Delaware CDL Practice test an unlimited number of times to make sure you learn all the questions. Our practice test will refine your driving knowledge so you can earn your CDL and start driving on the roads. Let’s take our CDL practice test now!

Our CDL practice tests:
Based on 2021 DE commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
DE CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
Study now
List of questions
1.
Vehicle skids are often caused by:
2.
One can recognize hazardous materials by looking on the container:
3.
To help you to stay alert while driving, you should:
4.
Sometimes you need to leave a road to avoid a hazard or emergency. When you do, you should keep in mind, that:
5.
On what day and time does a 14 hour rule violation occur?
Day 1

Day 2
6.
You are driving in an area with few streetlights, if you cannot see well with your headlights, which of the actions may help:
7.
After taking 10 consecutive hours off duty, a driver begins to work at 8:00 a.m. The driver may operate a commercial motor vehicle until what time?
8.
There are three maximum limits you must follow at all times. Those limits are:
9.
To test for leaks on hydraulic brake systems:
10.
When you change your duty status, you must document all of the following EXCEPT:
11.
Which of these is not required knowledge for drivers seeking a hazardous material endorsement?
12.
By definition, what is a wedge?
13.
What is the main factor affecting the low-speed offtracking of a tractor trailer?
14.
A left-hand turn should end:
15.
To avoid driving when tired, if at all possible you should schedule your trips:
16.
When you sight-side back your vehicle into an alley stopping as close as possible to the rear of the alley it is called:
17.
What does emergency braking mean?
18.
What factors typically determine your blood alcohol concentration BAC?
19.
Circumstances that would make wheels and rims unsafe include the following except:
20.
When making a right turn, all of the following are good technical practices EXCEPT:
21.
A load weighing 41,500 lbs requires securement against rearward force of:
22.
Most skids:
23.
A tiedown with a marked WLL of 8,000 lbs directly attached to an article has an actual WLL of:
24.
You are driving a heavy vehicle. You must exit a highway using an off-ramp that curves downhill. You should:
25.
If you are forced to leave the road in an emergency, all of these are good guidelines EXCEPT:
26.
Gross Vehicle Weight Rating (GVWR) means the following?
27.
A minimum disqualification of 12 months will result for any driver who:
28.
A dunnage bag is:
29.
What is the only acceptable cure for driver fatigue?
30.
You must stop on a hill or curve on a two-lane-two-way road. How far should you place reflective triangles?
31.
All of the following are classified as "a drink" and contain the same amount of alcohol except:
32.
"Brake fade" is:
33.
What is a pallet used for?
34.
Specific parts of the CDL driving and skills exam include which of the following?
35.
Mirror adjustment can only be checked accurately when:
36.
You are required to inspect your truck within how many miles after beginning the trip?
37.
Backing your vehicle in a straight line without crossing over or touching the exercise boundaries is called:
38.
The basic control skills exam allows for a maximum of how many points scored?
39.
An intermodal container is:
40.
Is the following example within legal HOS limits?

- A trucker starts driving at 12:00pm
- At 5pm the driver takes a 1 hour break
- At 6pm the driver begins driving again
- At 11:30pm, the driver shuts down and goes off duty for 10 consecutive hours.
41.
Which of these statements about vehicle fire is true?
42.
To adjust driving space to slippery conditions, all of the following are space considerations EXCEPT:
43.
What should you do when your vehicle hydroplanes?
44.
How many reflective triangles are required to be kept as part of a trucks emergency equipment?
45.
Sliding your trailer tandems toward the front or back of the vehicle will primarily change the weight distribution between which sets of axles?
46.
You should always turn on your emergency four-way flashers when you:
47.
The maximum number of encroachments allowed on a particular exam exercise is:
48.
Option #1 for securing coils transported with eyes lengthwise includes:
49.
Products that pose a risk to health, safety
and property during transportation are called:
50.
When securing paper rolls with eyes vertical in a sided vehicle all of the following are acceptable, EXCEPT:
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