Free Idaho CDL General Knowledge Practice Test 2022

You are looking for an actual Idaho CDL practice test source for your coming CDL test? So you have come to the right place. Our ID General Knowledge Practice Test has the same questions as the real exam which is based on the Idaho CDL manual. Our test covers most of the subject areas on the Idaho 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 practice test an unlimited number of times to make sure you learn all the questions. Our CDL practice test pack will refine your driving knowledge so you can earn your CDL and start driving on the roads. Let’s take our practice test now!

Our CDL practice tests:
Based on 2022 ID commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
ID CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
1.
When is the driver responsible for inspecting cargo and securing devices?
2.
Turn signals facing the front should be amber or:
3.
When can your logbook be inspected?
4.
Which of the following can be used as part of the cargo securement system?
5.
Special permits will be required for loads that are:
6.
A hazard:
7.
High friction securement devices include:
8.
A row of metal coils loaded with eyes lengthwise requires how many direct tiedowns over each side-by-side row or coil?
9.
When driving in very hot weather, it is critically important to carefully inspect:
10.
When starting to move the truck, when is it acceptable to roll backwards?
11.
On what day and time does an 11 hour rule violation occur?
Day 1

Day 2
12.
What is a cab shield?
13.
Vehicles exempt from Certificate of Safety inspection requirements include:
14.
In mountain driving you will have to use a lower gear to drive safely on a grade. Which of these does NOT affect your choice of gear?
15.
What is the Federal Standard for maximum weight on a tandem axle vehicle?
16.
A single metal coil with eye vertical weighing 6,350 lbs requires tiedowns with a minimum aggregate WLL of:
17.
Freeway exits can be dangerous for commercial vehicles, at what speed should you enter the exit?
18.
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

19.
When you are driving on a snow packed road, you should reduce your speed by:
20.
When shifting you should do all of the following except:
21.
Three serious traffic violations in a 3-year period will result in a CDL disqualification of:
22.
The maximum distance from the rear allowed for attaching mechanisms used to secure roll-on/roll-off containers is:
23.
What is the safe number to use in calculations for the weight of fuel?
24.
What affect will sliding the trailer tandems forward have on the weight distribution?
25.
Cargo is contained when:
26.
In cargo securement, bracing is:
27.
Specific suspension problems that drivers should look for include which of the following:
28.
How long should it take oil pressure to come up to normal?
29.
Which of these do not provide extra gears on some trucks?
30.
What is a reusable, transportable enclosure that is especially designed with integral locking devices that secure it to a container chassis trailer to facilitate the efficient and bulk shipping and transfer of goods by, or between various modes of transport, such as highway, rail, sea, and air.?
31.
Which of these statements about cargo loading is true?
32.
The condition in which water or slush collects on the road and your tires lose contact and have little or no traction is called:
33.
Controlled braking is:
34.
If you need to leave the road in a traffic emergency, you should:
35.
The proper time to cancel your turn signal for a lane change or turn is:
36.
In case of a fire in the cargo area of a van or box trailer, you should:
37.
Which statement is true?
38.
You should use your horn when:
39.
If you do not have a CB-radio, what procedure should you follow on an accident scene?
40.
Which of these is NOT a danger of a rough acceleration?
41.
What is the correct method of determining what percentage of fuel is distributed between the steer axle and the drive axles?
42.
Water should never be used to put out a gasoline fire, and also what other kind of fire?
43.
What is the maximum legal weight for the drive axles or trailer tandems?
44.
A steel coil weighing 21,000 lbs requires how much securement against forward movement?
45.
What does BAC stand for?
46.
During the vehicle inspection, checking of ___ will NOT prevent a fire.
47.
When starting down a hill, instead of using the foot brakes to control speed:
48.
Heavy vehicles often move slower than others. Which of these is NOT a good rule to follow while driving a heavy vehicle?
49.
What is the minimum number of tiedowns required through the eye of a metal coil loaded crosswise?
50.
How long does it typically take a tractor-trailer to cross a single set of railroad tracks?