General Knowledge Eng 18

How often while on the road must you stop to inspect your cargo?

Every 3 hours or 150 miles
Every 6 hours or 300 miles
Before and after your trip
Everytime time I want

What is the “gross combination weight” (GVW)?

Weight of cargo, plus weight of drivers and passengers
The maximum weight specified by the manufacturer that a vehicle can hold
Weight of trailer plus weight of cargo
Weight of power unit, plus trailer, plus cargo

Name a situation where legal maximum weight may not be safe.

Mountain traveling
Crossing bridges
Overloading
Transporting hazardous materials

What can happen if you don’t have enough weight on the front axle?

Your front end will hydroplane
Can cause poor traction
Will cause "fishtailing"
Will damage shock absorbers

What is the minimum number of tie downs for a 20 foot load?

At least one tie down for every 20 feet
At least two tie downs for every 10 feet
At least one tie down for every 5 feet
At least one tie down for every 10 feet

What is the minimum number of tie downs for any flatbed load?

1
2
3
4

Name 1 basic reason for covering cargo on an open road.

Protect cargo from theft
Insurance requirements
Protect the cargo from weather
State law requirements

What must you check before transporting a sealed load?

Cargo is secured inside container
Container is locked
Check that you don’t exceed height restrictions
Check that you don’t exceed weight restrictions

Stab braking should not be used on vehicles:

Equipped with air brakes
Hauling hazardous materials
Towing trailers
Equipped with anti-lock brakes

What should you always do when traveling down a long downgrade?

Apply brakes when your vehicle exceeds the safe speed by 5 mph
Use stab braking
Use the braking effect of the engine
Apply trailer brakes

Bridge formulas are designed to:

Permit less maximum axle weight for axles that are farther apart
Permit less maximum axle weight for axles that are closer together
Permit same maximum axle weight for any axle spacing
Same formula used to total the GVWR

Which statement is true?

You can always trust other drivers to turn in the direction they are signaling
Drivers with rental trucks are often not used to driving a large vehicle and may be more dangerous
Owner-operator driving their own truck can overload if the truck has space in the trailer
owner operator doesn't need to check out the truck every 3 hours when the truck is brand new

The first offense for driving a commercial vehicle under the influence of drugs or alcohol will cause you to lose your CDL for:

6 months
2 years
1 year
3 years

Your vehicle will be placed “out of service” if this many leaves are broken or missing?

Any at all
One third of total number
One half of total number
One fourth of total number

Can your truck or bus be inspected by federal inspectors?

Yes
Only to the point of entry
Yes, but cannot place you out of service
Yes, and can also place you out of service

Can I use over-the-counter medication when operating a CMV?

Yes, but only take half a dose
Should not be used because it can make you sleepy
Yes, but only during daylight hours
As long as the dispatcher say’s it is ok.

Which of these statements is True?

You should use your high beams from 7 pm til 7 am
Most drivers are more alert at night than during the day
Many accidents occur between 12 am and 6 am
Hazards are easier to see at night

Which statement is True about rear drive-wheel braking skids?

When pulling a trailer, the trailer can push the towing vehicle sideways.
The locked wheels have more traction than the ones that are rolling.
It is not a cause of jackknifing.
The vehicles front wheels will slide sideways.

Which of these can you NOT check at the same time?

Clearance lights and 4 way flashers
Taillights and clearance lights
Headlights and clearance lights
Brake lights, 4 way flashers and turn signal

Which of the following will occur after you start your engine?

Manifold exhaust indicator gauge will rise to 190 degrees.
The water temperature gauge will rise to normal operating temp.
In 10-15 minutes the air pressure gauge will rise to normal.
In 4-5 minutes the oil pressure gauge will rise to normal.

If your vehicle is 40 feet long and you are traveling 50 mph, what is the safe following distance?

3 seconds
4 seconds
7 seconds
5 seconds

You can be placed out of service if your Blood Alcohol Concentration is:

1.0% or higher
Any amount detectable
.03% or higher
.04% or higher

What should you do when you see a hazard in the road in front of you?

Turn on your 4 way flashers to warn other drivers
Stop in the roadway, set out triangles and go to the back of your vehicle to flag down drivers
Stop quickly and exit the roadway if possible
Steer and counter-steer around the hazard

Why should you conduct a pre-trip inspection?

To see if you can add more freight to your load
To make sure the vehicle is safe to operate
To avoid being placed out of service
To add time to your logbook

What happens when a tire blows out at highway speed?

The low air pressure alarm will come on
You will hear a loud hissing sound coming from your tire
You will feel a vibration
There will be an immediate drop in speed

Which of these statements is True about tire pressure?

You should reduce air pressure in warmer weather
You do not have to check the air pressure in a pre-trip inspection
The air pressure in the tire increases when the temperature rises
All of the above

You should use your horn:

When changing lanes
To help you avoid a collision
When a car gets in your way
To make a deer move away from the roadside

Convex mirrors will:

Show a wider view than flat mirrors
Make objects appear closer than they actually are
Make objects appear smaller than they actually are
Make objects appear larger than they actually are

What type of fire will water extinguish?

Tire
Gasoline
Diesel
Electrical

If you are traveling down a long grade and your brakes start to get weak, you should:

Pump the brake pedal
Downshift and continue
Stop as quickly as possible
Continue to the bottom, then stop and check the brakes

Why is it important to shift gears properly?

To keep the engine at the proper temperature
To keep the radiator cool
To keep the oil flowing through the crankcase
To help maintain control of the vehicle

The parking brake should be tested while the vehicle is?

Moving slowly.
Moving at highway speed.
Parked
Going downhill.

With low-beam headlights on, you can see

250 feet ahead
200 feet ahead
150 feet ahead
300 feet ahead

Which of these conditions can produce a skid?

Over steering
Over braking
Driving too fast
All of the above

What should you do if you are being tailgated?

Slam on your brakes
Turn on your 4 way flashers
Increase following distance
Motion for the driver to pass

When should you use controlled braking?

If the vehicle is equipped with anti-lock braking
Only use with hydraulic brakes
You need to stop quickly
To keep the vehicle in a straight line when braking

Which of the following is True when driving in cold weather?

Use anti-freeze in your windshield washer fluid
Use bleach on your tires to increase traction
If the temp is below freezing, the engine will not freeze
Exhaust leaks are not a concern

When drinking alcohol, which is affected first?

Judgment and self control
Kidney control
Coordination
Muscle control

When backing to a dock, which of the following is NOT True?

Always back toward the drivers side if possible
Use a helper and hand signals
Back slowly until you bump the dock
Before starting the reverse maneuver until you find the loading dock, get off the truck and study the area and its surroundings.

What is controlled braking?

Used if the vehicle does not have anti-lock brakes
Applying brake firmly, but not enough to lock up
Applying brake to lock up, then releasing and reapplying
Applying brake to lock the wheels up

What should you do when traveling through a construction zone?

Only reduce speed if you see a worker near the road
Watch for holes in the road and drop offs
Stop before entering, then proceed in low gear
Go as quickly as possible to avoid congestion

When your brakes are wet, it is very easy to:

Hydroplane if traveling faster than 30 mph
Hydroplane
Overheat your brakes
Jackknife the trailer

If you are stopped on the shoulder of the road on a divided highway, you must:

Place reflective triangles or flares within 10 minutes of stopping
Flag down the next passing motorist and request assistance
Wait for road-side assistance
Turn off your vehicle

The maximum speed limit for a school bus on a highway is:

50 mph
55 mph
45 mph
65 mph

Texas has some roads where the truck speed limit is 85 mph.

True
False

When conducting a pre-trip inspection of the steering system, you would not inspect:

Missing nuts, bolts or other parts on the steering box
Leaking shock absorbers
Power steering hoses, pumps and fluid level
Power steering fluid leaks

Before entering a curve, you should:

Slow down to a safe speed and downshift before entering the curve
Up-shift and accelerate before entering the curve
Come to a stop before entering the curve
Continue with our speed

You must come to a full stop at railroad crossings:

Always
When carrying passengers or hazardous cargo
At night
If the crossing is unmarked

You may not drive for more than hours following your last period of 8 consecutive hours off duty.

6
8
10
12

About of all fatal crashes involve drinking drivers.

One-third
One-half
One-quarter
Two-thirds

When you double your speed, it takes times as much distance to stop your vehicle.

3
2
4
5

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