Knowledge Test Class A #2
Class A Driving Test | Alaska 2026 #2 Page 2 of 7
Train for FREE online with our Alaska class A license test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a AK CDL class A permit in 2026, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that CDL class A requirements may vary from state to state.
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8 . When a vehicle is started, the coolant temperature should:
After an engine is started, the coolant temperature should begin a gradual rise toward the normal operating range.
9 . Air tank drains:
Compressed air in an air brake system usually has a certain amount of water and oil in it. This can harm the system if allowed to accumulate. Air tanks have drain valves to aid in removing water and oil from the compressed air.
10 . When leaving your vehicle unattended:
In general, you should always use the parking brake when parking your vehicle. However, you should not apply the parking brake if your brakes are very hot or if your brakes are wet and temperatures are below freezing.
11 . In cool weather, as the temperature begins to rise and ice begins to melt:
As the temperature begins to rise and ice on the road begins to melt, the road surface will often become even more slippery. Water from the slight melting will sit on top of the ice, decreasing the available traction even more. Always decrease your speed and drive with caution when traveling on slippery surfaces.
12 . You should specifically look out for black ice:
Black ice is a thin layer of ice that is clear enough for the road surface to be seen through it. Be alert to black ice any time the temperature is below freezing and the road surface looks wet.
13 . A person transporting hazardous materials will lose their license for at least ____ if they refuse to take a test determining the amount of alcohol in their system.
Refusing to undergo blood alcohol testing will result in the loss of your CDL for at least one year. If you are transporting hazardous materials at the time of conviction, this increases to at least three years.
14 . When parking, you should not use the parking brake if:
If your brakes are hot after coming down a steep grade, you should not use your parking brake when parking. Let your brakes cool before applying the parking brake or risk damaging the brakes.
2026 Alaska | Frequently Asked Questions
To acquire a Commercial Driver’s License (CDL) Tank endorsement in Alaska, you must first have a valid Alaska CDL. Then, study the Tank Vehicle section of the Alaska CDL manual, and pass the written knowledge test at your local DMV office. The endorsement will be added to your CDL upon successful completion of the test.
To obtain a Commercial Driver's License (CDL) Tank endorsement, you must first possess a valid CDL. It's essential to study the Tank Vehicle section of your state's CDL manual thoroughly. Afterwards, you'll need to pass a written knowledge test at your local Department of Motor Vehicles (DMV). Once you've successfully passed the test, the endorsement is added to your CDL.
While Alaska does not require specific training or experience for a CDL Tank endorsement, it's crucial to study the Tank Vehicle section of the Alaska CDL manual. You must pass a written knowledge test about tank vehicle safety, operations, and regulations. However, practical experience or training can be beneficial to pass the test and operate tank vehicles safely.
Yes, to obtain a CDL Tank endorsement in Alaska, you are required to pass an additional written test. This test is specifically designed to assess your knowledge of the safe operation of tank vehicles. The Alaska Commercial Driver License Manual provides useful information to help prepare for this test.
The written test for the CDL Tank endorsement covers various subjects relating to tank vehicles. Topics include inspecting tank vehicles, safe driving practices, managing the vehicle's weight, handling bulk packages of liquids or gases, and emergency procedures. Understanding these areas is crucial for safely operating a tank vehicle and passing the test.
The CDL Tank endorsement assessment is primarily a written test, focusing on knowledge rather than specific maneuvers. It evaluates your understanding of inspecting tank vehicles, safe driving practices, weight management, handling of liquid or gas bulk packages, and emergency procedures. However, general CDL tests will assess your practical driving skills and maneuvers.
Yes, there are limitations for drivers with a CDL Tank endorsement. They can only operate commercial motor vehicles designed to transport any liquid or gaseous materials within a tank. Also, they must comply with specific safety regulations regarding the handling and transportation of hazardous materials. Any violation of these rules can result in the suspension or revocation of the endorsement.
No, a valid Commercial Driver's License (CDL) with a Tank endorsement is required to transport liquid or gaseous materials in a tank vehicle. This endorsement ensures that drivers have the necessary knowledge and skills to handle such materials safely. Driving without the proper endorsement can result in serious penalties, including fines and license suspension.
You can add a CDL Tank endorsement to your existing Commercial Driver's License. However, you'll need to pass the tanker endorsement test, which covers specific regulations and safety measures for transporting liquid or gaseous materials. You don't need to apply for a new CDL, but there will be fees associated with adding an endorsement.
Yes, to handle hazardous materials with a CDL Tank endorsement, you must also obtain a Hazardous Materials (HazMat) endorsement. This involves passing a written test on the Federal Hazardous Materials Regulations and a TSA security threat assessment. These ensure you understand the safety procedures and risks associated with transporting hazardous materials.