Knowledge Test Class B #2
Class B Driving Test | Idaho 2024 #2 Page 7 of 7
Train for FREE online with our Idaho class B 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 ID CDL class B permit in 2024, 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 B requirements may vary from state to state.
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43 . If an applicant does not receive an air brakes endorsement:
If you wish to be licensed to drive a CMV with air brakes, you must pass the air brakes knowledge test and use a vehicle with air brakes for your skills test.
44 . What does the air compressor governor do?
In an air brake system, the air compressor governor controls when the air compressor pumps air into the storage tanks. It stops pumping if the pressure in the tanks becomes too high, and begins pumping if the pressure becomes too low.
45 . When stopping, the brake pedal should be:
When stopping, it is best to gradually press down the brake pedal.
46 . Vehicles equipped with Anti-Lock Braking Systems (ABS) have ____ malfunction lamps to indicate when the ABS is not working.
Vehicles with ABS have yellow malfunction lamps to alert drivers when the braking systems are not working. Be sure you know where the malfunction lamp on your vehicle is before beginning a trip.
47 . How many daily hours of sleep does an adult need to maintain alertness?
Four to five
Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need eight to nine hours of sleep per night.
48 . When backing a truck, you should:
Backing a commercial motor vehicle is always dangerous because you cannot see everything behind you. When backing, make frequent checks of the mirrors on both sides of the vehicle.
49 . Brakes can get out of adjustment quickly, especially:
Brakes are particularly prone to getting out of adjustment if they are hot. Be sure to routinely check the adjustment of your brakes. For a vehicle to be safely controlled, all brakes must be properly functioning and adjusted.
50 . To determine if a vehicle can handle a load, you must know:
It is a driver's responsibility to make sure their vehicle is not overloaded. They must be aware of legal weight limits and the maximum weight that their vehicle is rated to carry, including the weight capacity rating of the suspension system.
2024 Idaho | Frequently Asked Questions
A CDL Class A license in Idaho is defined as a commercial driver's license that allows the holder to operate any combination of vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, provided the towed vehicle is heavier than 10,000 pounds. It typically covers vehicles like tractor-trailers, truck and trailer combinations.
A Class A CDL license in Idaho allows the holder to operate vehicles such as tractor-trailers, truck and trailer combinations, tank vehicles, livestock carriers, and flatbeds. The license covers any combination of vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more if the towed vehicle exceeds 10,000 pounds.
To obtain a Class A CDL license in Idaho, you must be at least 18 years old (21 for interstate driving), possess a valid Idaho non-commercial license, pass a vision test, and successfully complete knowledge and skills tests. You also need to provide proof of age, identity, residency, and social security number. Medical requirements must be met too.
In Idaho, you must be at least 18 years old to qualify for a Class A CDL license for intrastate driving (within Idaho). However, you must be at least 21 years old to drive a commercial vehicle across state lines, carry hazardous materials, or transport interstate freight within the state.
While specific endorsements are not required for a Class A CDL license, they can provide additional permissions. Endorsements include H for hazardous materials, N for tank vehicles, P for passenger vehicles, S for school buses, T for double/triple trailers. Each endorsement requires passing additional knowledge and skills tests.
The Class A CDL skills test in Idaho encompasses three main parts: a pre-trip inspection, a basic vehicle control test, and an on-road driving test. The pre-trip inspection assesses your ability to inspect your vehicle before driving. The basic control test evaluates your ability to maneuver and control the vehicle. The on-road test examines your on-road driving skills.
Yes, there are limitations. Class A CDL license holders in Idaho are not allowed to operate a vehicle with a Gross Vehicle Weight Rating (GVWR) of more than 26,001 pounds, or tow a vehicle heavier than 10,000 pounds unless they have the appropriate endorsements. They also cannot transport hazardous materials without an H endorsement or operate a passenger vehicle without a P endorsement.
In Idaho, the written Class A Commercial Driver's License (CDL) test is typically administered in English. However, some locations may offer the test in Spanish. It is important to note that all CDL holders must be able to read and speak English well enough to converse with the general public, understand highway traffic signs and signals, respond to official inquiries, and make entries on reports and records.
Yes, you can request accommodations for the Class A CDL written test in Idaho if you have a disability. The Idaho Transportation Department complies with the Americans with Disabilities Act (ADA) and provides reasonable accommodations for applicants with disabilities. However, you must still meet the essential eligibility requirements for obtaining a CDL.
If you fail the Class A CDL written test in Idaho, you'll be allowed to retake the test. However, you have to wait at least three days before you can retake it. If you fail three times, you must wait 30 days before retesting. There's no limit to the number of times you can retake the test, but each attempt requires a new fee.