2026 Illinois DMV Knowledge Test Class B Test 1 (50 Questions And Complete Answers)

When driving under wet conditions, what does a lack of spray from other vehicles indicate?

1. Ice has formed on the road.
2. The pavement is dry.
3. The spray is caught on the underside of the vehicle.
4. The tires have soaked up all the moisture.

If transporting 30 feet of cargo on a flatbed trailer, you should use a minimum of ____ to restrain the cargo.

1. One tie-down
2. Two tie-downs
3. Three tie-downs
4. Four tie-downs

If you must drive very slowly, you should:

1. Warn other motorists.
2. Drive on the shoulder.
3. Stay in the left lane.
4. Sound your horn.

If a vehicle has air brakes, the air compressor drive belt should be checked before each drive. In what condition should the belt be?

1. Loose
2. Tight
3. Cracked
4. Bumpy

If a tire fails, you should:

1. Use the brakes.
2. Stay off the brakes.
3. Swerve.
4. Wave your arms at other drivers.

In cold weather, an alcohol evaporator should be checked and filled:

1. Once a week.
2. Every day.
3. Every hour.
4. Once a month.

What is reaction distance?

1. The distance traveled between seeing a hazard and physically hitting the brakes
2. The distance traveled between a hazard becoming visible and a driver seeing the hazard
3. The distance traveled before a driver realizes they must brake
4. The distance traveled between physically hitting the brake and coming to a complete stop

How should you brake if your vehicle loses its ABS?

1. Brake normally.
2. Pump the brake repeatedly.
3. Push the brake pedal down as hard as you can.
4. Avoid using the brakes.

How can a person check for a leak in hydraulic brakes?

1. Pump the brake pedal three times and hold the pedal for five seconds. If the pedal moves, there may be a problem.
2. Push the brake pedal down as far as possible and let go. If the brake pedal returns to its normal position, there may be a problem.
3. Push the brake pedal down as far as possible and let go. If the brake makes a squeak, there may be a problem.
4. Remove the rear wheel and listen for a noise when the brake pedal is depressed.

How much water needs to be on the surface of a road for a vehicle to hydroplane?

1. Usually several inches
2. A good amount, such as a large puddle
3. A small amount
4. None