Knowledge Test Class B #1

Class B Driving Test | Iowa 2024 #1 Page 5 of 7

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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29 . When completing a conventional parallel parking maneuver, you should:

You may be asked to complete a conventional parallel parking maneuver into a parking space that is to the right of your vehicle. You should drive past the parking space before backing into it while bringing the rear of your vehicle as close to the rear of the space as possible. Your vehicle should be completely within the boundaries of the space.

30 . Rough acceleration:

Always speed up smoothly and gradually so that your vehicle does not jerk. Rough acceleration can cause mechanical damage.

31 . When driving at night, you should do all of the following, except:

To ensure that you can see as well as possible, don't wear sunglasses when driving at night. If you wear eyeglasses, make sure they are clean and unscratched. Make sure you are rested and alert before driving at night.

32 . You may:

A person cannot have more than one driver license at a time. States share information through a computer database to ensure that no person has more than one license. Violation of this law could result in fines or jail time.

33 . When driving in hot weather:

Because air pressure increases as air expands in the heat, it is important to monitor your tire pressure when driving in very hot weather. To prevent the engine from overheating, there must be an adequate amount of oil in the engine, as well as enough water and antifreeze in the cooling system. Antifreeze is helpful for the engine in both hot and cold weather.

34 . When a vehicle is started, the coolant temperature should:

After an engine is started, the coolant temperature should rise gradually to a normal operating range.

35 . The rods in S-cam brakes move the slack adjusters when air pressure is added to the brake chambers. This air pressure is added to the chambers when the driver:

When pressing the brake pedal in a vehicle with S-cam brakes, air will enter the brake chambers. The added air pressure will push out the rods and move slack adjusters, twisting the brake camshafts.

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