GK#2 - Part 4

Disconnecting the steering axle brakes will help keep your vehicle in a straight line during emergency braking. Which of these statements is true?

• Yes, it will help keep your vehicle in a straight line.

• No, you lose all steering control.

• It does not affect anything.

• It is required by law.

Which of these lights cannot be checked at the same time?

• Turn signals, brake lights, and four-way flashers.

• Headlights (high and low beams).

• Taillights and clearance lights.

• Turn signals and brake lights.

Why is a broken exhaust system dangerous?

• You could pollute the air with exhaust smoke.

• Poisonous fumes could enter the cab or sleeper berth.

• It will make loud noises.

• It could cause a fire.

The speed at which you drive should be determined by:

• Your schedule.

• The speed limit.

• Your ability to drive safely.

• The type of vehicle you drive.

If you have been drinking alcohol, before you drive, you should:

• Drink coffee to sober up.

• Wait for your body to get rid of the alcohol.

• Take a cold shower.

• Exercise vigorously.

When traveling on a level road, you press the brake pedal and find that it goes to the floor. Which of these statements is true?

• Your vehicle has hydraulic brakes.

• The brake fluid level is low or there is a leak.

• The parking brake will not work either because it is part of the same hydraulic system.

• Pumping the brake pedal may bring the pressure up so you can stop the vehicle.

You are checking your brakes and suspension system for a pre-trip inspection. Which of these statements is true?

• Brake shoes should not have oil, grease, or brake fluid on them.

• Just one missing leaf spring is not dangerous.

• Brake shoes should not have oil, grease, or brake fluid on them.

• Brake shoes should not have oil, grease, or brake fluid on them.

To determine Blood Alcohol Concentration (BAC) for a person, it is necessary to know:

• How much alcohol you drink.

• How much you weigh.

• How much time passes between drinks.

• All of the above.