General Knowledge Practice Test-4

You should use your horn when:

The tread depth on front axle (steering) tires should be:

The primary cause of fatal crashes is:

A car suddenly cuts in front of you, creating a hazard. Which of these actions should you      NOT take?

You should always turn on your emergency 4 way flashers when you:

To avoid an accident, you moved to the shoulder. To return to the road:

Which of these would NOT help if your windshield is covered with ice?

You are driving a 40 foot vehicle at 55 MPH. The road is dry and visibility is good. What is the least amount of space you should have in front of your vehicle?

What should you do if a driver coming towards you at night keeps his high beams on?

When you are starting to move up a hill from a stop:

What is true about using a heater?

Why is a damaged exhaust system a danger?

Which of these is NOT a danger when forcing an automatic transmission into a lower gear at high speed?

Stab braking should not be used on a vehicle with:

Perception distance is the distance your vehicle travels from the time:

Traffic is heavy on a road with a 55 mph speed limit and traffic is moving 35 mph. The safest speed for your vehicle is:

Which of these statements about using turn signals is true?

If you are not sure what to use to put out a hazardous materials fire, you should:

You are starting your vehicle from a stop. As you apply power, the drive wheels start to spin. You should:

Which of these is the most important thing to remember about emergency braking?

You are inspecting hydraulic brakes. You should pump the brake pedal 3 times then apply firm pressure to the pedal for 5 seconds. If the brakes are working properly, the pedal should:

Your vehicle is in a traffic emergency and may collide with another vehicle if you do not take action. Which of these is a good rule to remember at such a time?

You are driving a heavy vehicle. You must exit the highway using an off ramp that curves and goes downhill. You should:

You must park on the side of a level, straight 4 lane divided highway. Where should you place the reflective triangles?

You are driving on a 2 lane road. An oncoming driver drifts into your lane and is heading straight for you. Which of these is the best action to take?

Brake fade:

As the blood alcohol concentration goes up, what happens?

Hydroplaning:

If you are being tailgated, you should:

You do not have a hazardous materials endorsement on your commercial drivers license. You are asked to deliver hazardous material in a placarded vehicle. You should:

Which of these statements about staying alert to drive is true?

Your vehicle has hydraulic brakes. While traveling on a level road, you press the brake pedal and find that it goes to the floor. Which of these statements is true?

You are driving a vehicle at 55 MPH on dry pavement. About how much distance will you need to bring it to a stop?

While driving, ice builds up on your wipers and they no longer clean the windshield. You should:

When driving at night, you should use your low beams when an oncoming vehicle is within how many feet?

When driving through a work zone, you should:

Backing of a commercial vehicle is:

The center of gravity of a load:

To prevent brake fade, you should:

When you are parked on the side of the road at night, you must: