CDL General Knowledge Study Guide #9

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Which of these statements is true about other drivers? *

1 point

Mail or delivery truck drivers do not pose a hazard

Drivers using turn signals can be trusted to turn in the direction they indicate

Short-term or daily rental truck drivers are often not used to the limited vision and pose a hazard

A helper should be used to help back your vehicle: *

1 point

When you have a trailer

Whenever possible

When you need to back on a curved path

What will help keep an engine cool in hot weather? *

1 point

Driving faster to force more air into the radiator

Running the air conditioner

Making sure the engine has the right amount of oil

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

1 point

Take a cold shower

Wait for it to wear off

Drink coffee

"Implied consent" means when you sign the driver's license application form, you: *

1 point

Understand that you may drink alcohol now before driving

Give your consent to be tested for alcohol in your blood

Give your consent for your vehicle to be inspected for alcohol

If you have a heavy load that is slowing you down on an upgrade you should: *

1 point

Exit the roadway until traffic is lighter

Drive on the shoulder so that others can pass easily

Shift into a lower gear

The best drivers are those who watch and prepare for hazards. This is called being: *

1 point

Objective

Offensive

Defensive

Which of these statements is true about drugs? *

1 point

The use of alcohol or drugs can lead to collision and/or arrest

A driver can use any prescription drug while driving

Certain prescription drugs are allowed to reduce fatigue

Which of these will happen if a tire blows out at highway speeds? *

1 point

A rapid drop in speed to below 20 mph

A loud hissing sound

A vibrating feeling

Which of these statements is true about bad weather driving conditions? *

1 point

When the temperature drops, bridges will freeze before roadways

The road becomes more slippery as rain continues than when the rain began

Driving conditions become more dangerous as the temperature rises

Which of the following best describes how sleep debt can be paid off? *

1 point

Overcome it with willpower and non-sleep aids

It will go away by itself over a period of time

It can only be paid off by sleeping

Convex curved mirrors: *

1 point

Make objects appear larger than they really are

Make objects appear closer than they really are

Show a wider area than other mirrors

You should use your mirrors to check: *

1 point

Your blind spots only

If your running lights are working properly

Where the rear of your vehicle is while you make turns

Which of these statements is true about warning other drivers of a stopped vehicle? *

1 point

Move the red reflective triangle back if the driver's vision is obscured to within 500 feet

Keep the vehicle’s taillights on to warn other drivers

Put out your emergency warning devices within five minutes

To prevent "brake fade" you should: *

1 point

Select a gear that will keep your vehicle to a safe speed on steep downgrades

Apply constant hard pressure on the brakes

Coast down hills that are not very steep inclines

What should you do if a car coming towards you at night keeps its high beams on? *

1 point

Flash your high beams at the other driver

Slow down and look straight ahead in your lane

Look to the right edge of your lane or the right edge of the road

The braking effect of the engine is greatest when the engine is__ the governed RPM's and the transmission is in the __gears. *

1 point

Above, lower

Below, higher

Near, lower

In your mirror you see a car approaching from the rear. The next time you check your mirror you don't see the car. To change lanes you should: *

1 point

Wait until you are sure the car isn't in your blind spot

Ease into the other lane slowly so the other car can get out of the way

Assume the car left the roadway and change lanes as normal

The purpose of retarders is to: *

1 point

Help slow the vehicle while driving and reduce brake wear

Apply extra braking power to the non-drive axles

Help prevent skids and reduce brake wear

It is important to shift gears correctly to keep: *

1 point

Control of the vehicle

The engine warm

The engine oil flowing

Which of these is especially true about your tires in hot weather? *

1 point

You should check tire mounting and air pressure before driving

If a tire that is too hot to the touch; you should hose it down with water

A small amount of air should be let out to keep air pressure steady

You should signal continuously while turning because: *

1 point

You need both hands on the wheel to turn safely

It is illegal to turn off your signal before completing a turn

Most vehicles have self-canceling signals

When driving through roadway work zones, you should: *

1 point

Reduce speed only if workers are close to the roadway

Turn on your parking lights

Watch for sharp pavement drop-offs

Which of these statements is true regarding the use of drugs while driving? *

1 point

Prescription drugs are allowed as long as the doctor says the drugs will not affect safe driving ability

No prescription or non-prescription drugs are allowed at any time for any reason

Use of amphetamines, like "speed" is allowed as long as you are using the drugs to stay wake

Which of these statements is NOT true about backing a heavy vehicle? *

1 point

You should use a helper and communicate with hand signals

You should back slowly until you slightly bump into the dock

You should back and turn toward the driver's side whenever possible

A copy of your responses will be emailed to the address you provided.

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