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Whenever you stop for a break during your trip, you should:
Which of these is the most important thing to remember about emergency braking?
Don’t lock the wheels.
The purpose of retarders is to:
Retard the speed.
Your vehicle has hydraulic brakes. 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?
Sometimes this works.
An en-route inspection should include checking:
Check the moving parts and the stuff that shouldn’t move.
Which of the following cannot be checked at the same time?
Some in the front and some in the rear.
Which of these statements about overhead clearance is true?
Heavy cargo can load you down.
Which of these will help keep an engine cool in hot weather?
Oil can dissipate heat too.
Which of these statements about managing space is true?
Large, heavy vehicles have long braking distances.
Which of these are proper uses of your brake lights?
Use brake lights as a warning.
You are driving on a two-lane road. An oncoming vehicle drifts into your lane and is headed straight for you. Which of the following should you do?
Escape to the right.
Which of these statements is true about warning other drivers of a stopped vehicle?
Line of sight should be more than 400 feet.
What does “axle weight” mean?
The ground feels it.
You must park on the side of a level, straight, undivided two-lane road. Where should you place the reflective triangles?
Place one close behind your vehicle.
Which of the following statements is true?
Nighttime is for sleeping.
Underloaded front axles can cause:
Less grip of the road.
Which of these is NOT a danger when an automatic transmission is forced into a lower gear at a high speed?
You’ll stay in control.
Which of these statements is true about drugs?
Avoid drugs that claim to keep you awake.
You do not have a Hazardous Materials endorsement on your commercial driver’s license. You are asked to deliver hazardous materials in a placarded vehicle.
No HazMat endorsement, no placards.
Which of the following should you NOT do in the event of hydraulic brake failure?
Use all your braking capabilities.
You can see a sign on a vehicle ahead of you. The sign is a red triangle with an orange center. What does the sign tell you about the vehicle?
It can obstruct traffic.
When caring for the injured at an accident scene, which of the following should you NOT do?
Try to keep the injured warm but not overheated.
Which of these statements is true about other drivers?
They don’t have CDLs.
Overloading can have a bad effect on:
It can make all driving tough.
The “load” means:
How much it can bear.
Why do dry bulk tanks require special care?
A couple of valid reasons.
Why should you signal continuously while turning?
You should schedule your driving for:
Trust your instincts.
Which of these describes how you should use the brake pedal on a steep downhill grade?
Vary your speed slightly.
Which of these statements about downshifting for a long downhill grade is true?
Downshift while you still can.
Which of these statements about driving in bad weather is FALSE?
Rain will wash stuff away.
Which of these statements about backing large vehicles is true?
Try not to.
Which of these statements about engine belts in hot weather is FALSE?
A loose belt can jeopardize your trip.
Which of the following is correct?
Don’t live dangerously.
Which of these statements is true about medicines used to treat the common cold?
Some patients take them at bedtime.
Which of the following is NOT a type of retarder?
No robots here; at least not yet.
Which of these statements is true about speed management?
Wet roads provide less traction.
Which of these is a good thing to do when driving at night?
Slow and steady.
As part of your pre-trip inspection, you must check for:
You’re responsible for the safety of your vehicle and its cargo.
Which of these statements about cold-weather driving is true?
In snow or sleet, you’ll need your windshield wipers.
Which of the following provide extra gears on some trucks?
Which of these statements about cargo loading is true?
Weight limits vary.
Which of these statements is true about brakes?
Friction causes heat.
When steering to avoid a crash, you should:
Turn quickly but not sharply.
Which of these is NOT caused by rough acceleration?
Rubber can take the force more easily.
Your truck 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?
CMVs can have long stopping distances.
Which of these statements about staying alert to drive is true?
There’s no quick fix.
Which of these is NOT a proper use of vehicle lights?
Use brake lights as a warning.
You are driving on a straight, level highway at 50 mph. There are no vehicles in front of you. Suddenly a tire blows out. What should you do first?
There’s something that you should NOT do first.
Which of the following statements about vehicle fires is true?
Many causes of fires.