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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.
When using the brakes on a steep downgrade, which of the following applies?
2.
You can see a marking on a vehicle ahead of you. The marking is a red triangle with an orange center. What does the marking mean?
3.
What violation has occurred on the below log?

4.
How many red reflective triangles are you required to carry?
5.
What should you do before driving in mountains?
6.
The purpose of the retarders is to:
7.
When can your logbook be inspected?
8.
Which of these is a good thing to do when driving at night?
9.
How many days are you required to keep your completed logs?
10.
Which statement is true about extending the 14 hour on duty clock by using the 8 hour sleeper berth provision?
11.
At what time does a violation occur on this log?
12.
When securing a load of lengthwise longwood logs weighing 42,500 lbs, what is the minimum aggregate WLL required for tiedowns? (rounded up to nearest lb)
13.
Cargo with a high center of gravity:
14.
How many tiedowns are required on a stack of shortwood loaded crosswise?
15.
What should you do when you see a hazard in the roadway ahead of you?
16.
A tank vehicle endorsement is required to drive tank vehicles with a combined capacity of:
17.
When securing building materials, spacer requirements include all of the following, EXCEPT:
18.
In case of which fires can you use water to put it out?
19.
What is the Aggregate WLL of the securement system for a load secured with 7 tiedowns: 3 rated at WLL of 4,000 lbs, 2 at 6,500, and 1 at 8,000?
20.
While driving, ice builds up on your wipers and they no longer clean the windshield. You should:
21.
The 14 hour limit can be extended by:
22.
You receive a scale ticket and your drive axles are 31,700 and your trailer tandems are 35,100. Based upon a trailer with 6 inch slider rail hole spacings, what is the minimum number of holes you would have to slide the tandems to get the weight legal, and what would the final weights be?
23.
Three serious traffic violations in a 3-year period will result in a CDL disqualification of:
24.
In case of brake failure, methods of stopping the vehicle include escaping into an open field, side street, or ramp, and:
25.
If you cannot see the driver of a vehicle, then:
26.
Backing into a space that is to the right rear of your vehicle is referred to as:
27.
The load carrying area of a truck, trailer, or intermodal container is referred to as the:
28.
When securing concrete pipe loaded crosswise, arrange the top tier:
29.
Which of these do not provide extra gears on some trucks?
30.
What three distances build up the total stopping distance of your truck or bus?
31.
When exiting or entering on a curved freeway ramp, you should:
32.
Whenever possible, a row of metal coils with eyes vertical requires one direct tiedown to secure against rearward movement at what maximum angle?
33.
Aggregate Working Load Limit is defined as:
34.
Some large trucks have curved mirrors. These mirrors:
35.
When going down a long steep downgrade you should always:
36.
If unsure of the exact location of the center of gravity of your cargo, where would you rather have the center of gravity located if you couldn't get it centered?
37.
Which of these statements about overhead clearance is true?
38.
Any CDL holder found to operating a CMV with ANY alcohol in his/her system will be placed out-of-service for a minimum of:
39.
Where in the trailer could you place cargo so that the weight applied to the trailer tandems is greater than the weight of the cargo itself?
40.
Cargo must satisfy one of the following securement conditions, EXCEPT:
41.
What is the correct method of determining what percentage of fuel is distributed between the steer axle and the drive axles?
42.
Methods of securing building materials against forward motion include:
43.
Sharp pavement drop-offs:
44.
Low-beam headlights generally light to a distance of:
45.
Which of these lights cannot be checked at the same time?
46.
What violation has occurred at 8:00 a.m. on Day 2?
Day 1

Day 2
47.
How long does it typically take a tractor-trailer to cross a single set of railroad tracks?
48.
Sliding your 5th wheel will redistribute the weight mainly between which two sets of axles?
49.
There will be times when you must take a minimum of a 30 minute break off duty before performing which of the following tasks?
50.
In terms of cargo securement, what is a 'well'?
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