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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 is the driver responsible for inspecting cargo and securing devices?
2.
A vertical barrier across the front of the deck of a vehicle to prevent forward movement of cargo is a:
3.
You are driving on a clear night. You must dim your headlights from high to low. You should adjust your speed so that you can stop within:
4.
Which of these statements about cold weather driving is true?
5.
You are checking your steering and exhaust system in a pre-trip inspection. Which of these problems, if found, should be fixed before the vehicle is driven?
6.
A hook-lift container is:
7.
You should lightly apply your brakes to flash the brake lights if:
8.
Who is responsible for ensuring that the vehicles, anchor points and other securement components are in good working order?
9.
What is a 34 hour restart?
10.
In case of tire failure, you should do all of the following except:
11.
If you jam on the brakes and the wheels lock up and skid:
12.
Why should drivers always be looking for hazards?
13.
When driving at night, you should:
14.
The principal way of controlling speed on downgrades is:
15.
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: 80%

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

Weight Before Fueling: Steer: 11,450, drives: 33,100, gross: 76,700

16.
When is it acceptable to use amphetamines to help you stay awake while driving?
17.
The total weight of a powered unit, the trailer and the cargo is called?
18.
If you are driving while sleepy, the safest remedy is:
19.
All of the following should be part of the engine compartment check except:
20.
What is the 8 day / 70 hour on duty limit?
21.
Your vehicle is in a traffic emergency and may collide with another vehicle if you do not take action. Which of these is a good rule to remember at such a time?
22.
In cargo securement, the deck is:
23.
EOBR's are required to automatically record which of the following?
24.
Using controlled braking, brakes are applied as hard as possible:
25.
Which violations have occurred in the below example?
Day 1

Day 2
26.
A combination of securing devices which form an assembly that attaches cargo to, or restrains cargo on, a vehicle or trailer, and is attached to anchor point(s) is a:
27.
Which day on the example below contains a violation?
Day 1

Day 2
28.
If you must cross into the oncoming lane to make a turn, you should:
29.
When driving at night you should use your high beams when oncoming traffic is not within ____ feet?
30.
A friction mat is used to:
31.
Should brake adjustment be checked often?
32.
Based on the following figures, how much fuel can you legally add while remaining legal on the drive axles?

Percentage of fuel weight to drive axles: 30%

Weight Before Fueling: Steer: 11,275, drives: 33,750, gross: 77,220

33.
Controlled braking:
34.
Under normal circumstances, what is the maximum allowed width for commercial vehicles?
35.
Combination vehicles must display license plates:
36.
What are the two primary laws governing the placement of the tandems?
37.
If loading and securing paper rolls on a second layer:
38.
Vehicles should be equipped with all of the following emergency equipment except:
39.
Which of these items is NOT checked for a pre-trip inspection?
40.
When you are parked on the side of the road at night you must:
41.
What is the maximum legal weight for the drive axles or trailer tandems?
42.
When securing a single metal coil with eye vertical, tiedowns must be arranged according the all of the following except:
43.
Some causes of fuel fires include improper fueling, driver smoking, and:
44.
"You do not have a hazardous materials endorsement on your commercials driver’s license. You are asked to deliver hazardous materials in a placarded vehicle. You should:"
45.
Which of these is specifically prohibited when securing crushed or flattened vehicles?
46.
Which of these is the most important thing to remember about emergency braking?
47.
Working Load Limit (WLL)is defined as:
48.
When driving downhill, you should use the service brakes:
49.
What is a rub rail?
50.
According to the general rule, for how much space should you leave in front of your vehicle at speeds below 40 mph?
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