CDL General Knowledge Study Guide #11

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What should the wheel bearing seals be checked for? *

1 point

Color of paint used on cover

Cleanliness

Hub oil level and no leaks

Which of these is correct regarding brake shoes: *

1 point

Brake shoes should be larger than a quarter on the steering axle

Brake shoes should not be worn dangerously thin

Brake shoes should have the same thickness of a penny

You must drive on a slippery road. Which of these is a good thing to do in such a situation? *

1 point

Apply the brakes during turns

Slow down gradually

Use a smaller following distance

Measuring BAC (Blood Alcohol Concentration) is done by measuring a person's: *

1 point

Age

Height

Body Weight

When taking a break in the middle of your trip you should check: *

1 point

Critical items: windshield wiper blades, heater, and defroster

Call in and check with dispatch

Critical items such as: tires, brakes, and cargo tie-downs

Underloaded front axles can cause the following: *

1 point

Too much play in the steering wheel

Poor traction

Damage to the tires

All of these answers are correct

What items should be checked for safety on the steering column? *

1 point

Up to 1/4 of the steering parts may be broken

Steering arms should not have missing nut, bolts or cotter keys

Steering arms should not have mismatched, bent or cracked lug nuts

When inspecting mirrors and windshields for cracks, dirt, and illegal stickers, or other obstructions to your vision, you should: *

1 point

Look in the mirror to see if you look good

Clean and adjust as necessary

Not worry about any of it

When getting in to start the engine and inspect inside the cab you must: *

1 point

Make sure the parking brake is on and put the gearshift in neutral (or park if automatic)

Start the engine and listen for unusual noises

Both of these answers are correct

Overloading can have a bad effect on? *

1 point

Speed control

Steering

Braking

AII of these answers are correct

When checking lights you should: *

1 point

Make sure that the parking brake is set

Turn off the engine and take the key with you

Turn on the headlights and four way flashers

AII of these answers are correct

Cargo that is not loaded or secured properly can cause many problems. Which of these statements is true? *

1 point

Other highway users can hit or be hit by loose cargo

Loose cargo can cause injury to the driver or passengers during a quick stop or crash

Overloading can damage vehicle

All of these answers are true

You should have a minimum of __ tread on your steering tires *

1 point

1/4 inch

4/32 inch

2/32 inch

No matter how small the cargo is, it should have at least: *

1 point

6 tie downs

2 tie downs

1 tie down

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

1 point

One about 10 feet from the rear of the vehicle, one about 100 feet to the rear, and one about 100 feet from the front of the vehicle

One within 10 feet of the front of the vehicle, one about 200 feet from the front, and one about 100 feet to the rear

One within 10 feet of the rear of the vehicle, one about 100 feet to the rear, and one about 200 feet to the rear

What is the most important reason for doing a vehicle inspection? *

1 point

Federal and State regulations require you to inspect your vehicle

Safety for yourself and others

A vehicle defect found during inspection can save you problems later

AII of these answers are correct

You should check the following for looseness, sticking, damage, or improper settings: *

1 point

Steering wheel and transmission controls

Accelerator, brakes, and clutch pedals

Both of these answers are correct

Dry bulk tanks require special care because: *

1 point

The load can shift

They have a high center of gravity

Both of these are true

The biggest problem with a broken exhaust system is that it may let poison fumes into the vehicle's cab. *

1 point

True

False

Your truck has a dual air system and one of the systems loses its pressure. What will happen? *

1 point

The manual slack adjusters of the S-cam brakes will not be set properly

Brake drums will not be fully pressurized

Either the front or back brake will not be fully operational

There are three types of vehicle inspections, which of these is one of them? *

1 point

Brake pads should not have brake fluid on them

One missing leaf in a leaf spring can be dangerous

Brake shoes should be at least 1/32 inch thick

All of these answers are true

When preparing to do a pre-trip inspection you must check to see that the parking brakes are on and/or the wheels are chocked. *

1 point

True

False

As part of your pre-trip inspection you must: *

1 point

Check for poorly balanced weight

Check if cargo is secured

Check for overloads

All of these answers are correct

Which of these is a good driving rule for work zones? *

1 point

Turn on you flashers/hazard lights

Use your brake lights to warn drivers behind you

Drive slowly

AII of these answers are correct

The oil pressure gauge should come up to normal within how long after starting the engine? *

1 point

Minutes

Seconds

It does not matter

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