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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.
Which of these is NOT something you should do if your headlights are not working properly?
2.
By law, who is ultimately responsible for ensuring the safety and road-worthiness of a CMV?
3.
Perception distance is the distance your vehicle travels from the time:
4.
Tourists may be hazardous because?
5.
Which of these statements about alcohol is NOT true?
6.
What is the best way to prevent brake failure on long downgrades?
7.
"The driver’s manual suggests several things to do when you pass a vehicle. Which of these is NOT one of them?"
8.
What does the 14 hour on duty limit mean?
9.
Using 6 miles per gallon as your fuel mileage and 8 pounds per gallon for the weight of fuel, how much total fuel weight will you burn off in 600 miles?
10.
To stop a drive-wheel skid, you should:
11.
What is a cab shield?
12.
If your brakes fail on a downgrade, you must first:
13.
Making sure that the cargo is not overweight is the responsibility of:
14.
What does DOT stand for?
15.
Cargo inspection:
16.
When securing rows of coils, requirements include all of the following except:
17.
You must keep the papers about hauling hazardous materials:
18.
When securing concrete pipe with a diameter of more than 45 inches loaded crosswise, how many tiedowns are required through each pipe at minimum?
19.
In what circumstance can shortwood be treated as longwood?
20.
Escape ramps:
21.
Brake fade:
22.
In addition to preventing engine freezing, proper coolant levels help:
23.
Communication means:
24.
An example of reckless driving is:
25.
When you are passing a vehicle, pedestrian, or bicycle you should assume that:
26.
Based on the following figures, how much fuel can you legally add while remaining legal on the steer axle?

Load rating of steer tires: 6,150 pounds

Percentage of fuel weight to steer axle: 85%

Steer axle weight limit in states you're travelling: 20,000 pounds

Weight Before Fueling: Steer: 11,500, drives: 33,100, gross: 76,700

27.
Which statement is true?
28.
A tractor trailer traveling 55 mph will travel how far between when the brain perceives a hazard and stopping?
29.
In order to perform the in-cab and gauge inspection, which of the following must be done?
30.
Specific examples of vehicles which drivers should pay close attention to as possible hazards include:
31.
What is low-speed offtracking?
32.
Make sure that splash guards are properly fastened, and not:
33.
Cargo that isn't prevented from forward movement, and is 4 feet long and weighs 1,500 lbs requires a minimum of how many tiedowns?
34.
Some common causes of vehicle fires are spilled fuel, improper fueling, under-inflated tires, and:
35.
To avoid an accident you moved to the shoulder. The shoulder is clear, you should:
36.
Given that general cargo securement requires a WLL of at least 50% of cargo weight, how many 11mm wire rope tiedowns would be required for a load of 26,000 lbs?
37.
The most common cause of skids is:
38.
What violation occurs in the example below?
Day 1
39.
When stopping before a turn, do all of the following except:
40.
Which statement below is false?
41.
Which of these statements about staying alert to drive is true?
42.
If you lose pressure in hydraulic brakes, you can:
43.
A driver will generally be required to have a DOT medical card in order to drive which of the following:
44.
When securing building materials, how many tiedowns are required for top tier bundles longer than 5 ft?
45.
How much space in front of you is needed while driving on a highway?
46.
When involved in an accident and not seriously injured, basic steps you should take include assist the injured, notify authorities, and:
47.
Where will the weight of fuel be distributed?
48.
Which of the following will alter the gross vehicle weight?
49.
The purpose of hazmat rules includes all of these except:
50.
The maximum number of allowable looks and/or pull-ups on any particular exam exercise is:
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