Knowledge Test Class B #2

Class B Driving Test | Iowa 2024 #2

Train for FREE online with our Iowa 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 IA CDL class B permit in 2024, practice as much as.. Read More

Train for FREE online with our Iowa 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 IA 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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To Pass

1 . Operating a CMV with any measurable amount of alcohol in your system will result in an out-of-service order for:

One year. If you are found to be driving with any detectable amount of alcohol in your system, but are still below the legal limit of 0.04 percent, you will put out-of-service for a period of 24 hours.

2 . When mirrors are properly adjusted:

A properly adjusted mirror will show some portion of the vehicle. This will provide a point of reference to help the driver judge the distance of other objects to the vehicle.

3 . When checking power steering hoses during a pre-trip inspection, you should look for:

When doing a pre-trip inspection on a vehicle with power steering, be sure to check the hoses, pumps, and fluid level. In particular, you should check the hoses for leaks.

4 . When transporting a load, you should inspect the cargo:

Cargo and its securement must be inspected every time you take a break during a trip. Be sure to inspect the cargo at least every 150 miles.

5 . Interstate carriers must have what information affixed to the commercial motor vehicles in their fleet?

Federal Motor Carrier Safety Regulations (FMCSR) require carriers to affix the legal name or single trade name to each CMV in their fleet.

6 . Which of the following is not a cause of hydraulic brake failure?

Most cases of hydraulic brake failure come from one of two causes. The brakes may fail due to a loss of hydraulic pressure or due to overuse on long hills, causing the brakes to fade.

7 . When making a lane change, your turn signal:

You must always properly signal before turning or changing lanes.

See the exact questions that will be on the 2024 Iowa DMV exam.

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See the exact questions that will be on the 2024 Iowa DMV exam.