Knowledge Test Class B #1
Class B Driving Test | Montana 2026 #1 Page 5 of 7
Train for FREE online with our Montana 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 MT CDL class B 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 B requirements may vary from state to state.
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29 . When traction is poor, a driver should accelerate slowly:
To be the last vehicle through an intersection.
Speeding up too quickly on a road with poor traction could cause a driver to lose control of their vehicle. In conditions that cause poor traction, a driver should accelerate especially smoothly and gradually.
30 . If driving through flowing water or a large puddle, you should:
It is best to avoid driving through large puddles or moving water. If there is no way to avoid driving through water, you should slow down, shift into a low gear, and gently apply the brakes. Pressing linings against the brake drums or discs will keep water, mud, silt, and sand from getting inside the brake mechanisms.
31 . On a truck with air brakes, the braking system’s air compressor:
Cleans the brakes.
In an air brake system, the air compressor pumps air into the air storage tanks. The air compressor is controlled by the air compressor governor.
32 . When exiting your vehicle, you must maintain ____ with the vehicle at all times.
Two points of contact
When exiting your vehicle during the basic vehicle control skills test, you must face the vehicle and maintain three points of contact at all times. If your testing vehicle is a bus, you must maintain contact with the handrail. Exiting the vehicle incorrectly may result in automatic failure of the basic control skills test.
33 . Tie-downs are used to:
On flatbed trailers, cargo must be secured by tie-downs to keep it from shifting or falling off while the vehicle is in motion. Tie-downs may also be used to prevent cargo shifting in closed vans. Shifting cargo could affect the handling of a vehicle.
34 . Stopping distance can be affected by:
Traffic.
Factors that can affect your vehicle's stopping distance include driving speed, the vehicle's weight, and the slipperiness of the road surface.
35 . Why are roads especially slippery right after it begins to rain?
Tires are not usually designed to drive in rain.
