General Knowledge 5

Which of these is a good thing to do when driving at night?

Keep your speed enough that you can stop within the range of your headlights
Watch directly at oncoming headlights briefly.
Keep your instrument lights full on
Use sunglasses to reduce headlight glare

For an average commercial vehicle “truck”, driving at 55 MPH on dry pavement, it will take about ______ to bring the commercial vehicle truck to a complete stop.

The length of a football field.
The length of a similar vehicle.
Twice the length of a similar vehicle.
Half the length of a football field

What should you do when steering to avoid a crash?

When turning quickly to avoid hitting a road hazard, you should always turn down the music because it can distract you and Be careful with misplaced coffee because it can spill and cause damage inside the truck.
When turning quickly to avoid colliding with a hazard in the roadway, you should always keep both hands on the steering wheel. You must have a firm grip on the wheel to be able to turn quickly.
turn on the lights, touch the horn to scare the other vehicle and make it react
None of the above

Bridge formulas

Permits less maximum axle weight for axles that are far together
Permits less maximum axle weight for axles that are closer together
Permits the same maximum axle weight for any distance between axles

When the hydraulic brakes failing while you are driving, the system won’t build up pressure and the brake pedal feel spongy,or it’ll move down. What action should be done in this case?

Push the brake pedal as hard as you can
Put the vehicle in neutral and pull the hand brake
Pump the brake pedal to get pressure

Where the senders should write the name of the hazard class of dangerous products

Only in the shipping documents.
Only on the diamond-shaped labels on the containers
On shipping documents and on diamond-shaped labels or special labels on the container
Only on special adjustment labels for containers.

Reacting a half instant slower because of distractions causes double the amount of crashes.

True
False

Which of these sentences about the pre-trip inspection is true?

Leave the key in the starter switch so you cannot loose it while you are under the truck
If you need to pull the cab, be sure there are no loosen things so they won't fall and break something
If you are parking on the street, you should not walk toward the oncoming traffic

What should you do when you see a dangerous obstacle ahead on the road?

Avoid it and return to your lane
Use your brake flash lights to warning someone else
Stop faster and move to one side of the road

When you brake jointly on slippery surfaces in a stepping stone without ABS, your wheels should never lock up.

False
True

You must ______ to prevent brake fading.

Choose a shift gear who keep your vehicle at safe speed on steeped downgrades.
Apply constant pressure to the brakes on steeped downgrades.
Coast on steeped downgrades.
All of the above.

What should you do if you have been driving for a long time and you are feeling tired?

Take a half-hour coffee stop and actually drink some coffee.
Take an over-the-counter drug that will keep you awake no matter what.
Push on until your next stop and rest for a little while.
Make an early stop and sleep or pull off the road and nap inmediatly

Truck scape ramps

It cannot be used by certain heavy vehicles
It is not for busses
Are made to avoid injuring to vehicles

The bridge formula is?

Permits less maximum axle weight for axles that are far together
The bridge formula is: W = 25000 ((LN/(N-1)) + 12N + 36). W = the overall gross weight of any two or more consecutive axles to the nearest 2500 lbs. L = the distance (in feet) between the outer axles in a group of two or more axles.
The bridge formula is: W = 500 ((LN/(N-1)) + 12N + 36). W = the overall gross weight of any two or more consecutive axles to the nearest 500 lbs. L = the distance (in feet) between the outer axles in a group of two or more axles.
The bridge formula is: W = 500 ((LN/(N-1)) +8923. W = the overall gross weight

The temperature gauge is unimportant at a pre-trip inspection

True
False

Which of the following statements is NOT true about an overloaded vehicle?

The vehicle will have to go very slowly in the updates
The vehicle can gain too much speed in low ratings.
The braking distance of the vehicle decreases
All of the above

The cut-out level and cut-in level for the air compressor governor are roughly what pressure per square inch (PSI)?

125 PSI and 100 PSI
150 PSI and 125 PSI
150 PSI and 100 PSI
100 PSI and 80 PSI

Which of these is a sign of a tire failure?

The steering wheel pulls to any side
Vibration
A loud bang?
All answers are correct

Which of these contains more alcohol?

A 12-ounce mug of beer with an alcohol content of 5% by volume
A 5-ounce glass of wine with an alcohol content of 12% by volume
A 1 1/2 ounce shot of 80-proof liquor
All the options contain the same amount of alcohol.

When the hydraulic brakes fail while you are driving, the system won’t build up pressure and the brake pedal feel spongy, or it’ll move down. What action should be done in this case?

Push the brake pedal as hard as you can
Put the vehicle in neutral and pull the hand brake
Pump the brake pedal to get pressure

What must be done when the spring brake low air pressure buzzer and warning light first come on?

Let the vehicle coast until the emergency braking system safely brings it to a stop.
Continue to the nearest convenient stopping point as the service braking system will retain enough functionality to drive safely for a short time.
Immediately use the emergency braking system.
Safely bring the vehicle to a stop while the service brakes are still functional.

Which of these sentences about driving in cold weather is true?

An engine cannot overheat when the weather is too cold
Exhaust system leaks are less dangerous in cold weather
Antifreeze and windshield wipers should be used

Which of these sentence about an equipment inspection is true

Distortioned Coil springs are safe when they are not broken
Suspension parts must be verify on all axles except the power unit
Axle clamps must be verify over each part where they are safety to the axle vehicle structure

Which of the following lists indicates the three types of equipment emergency that you should have in your bus?

Reflectors, extinguishers, and equipment to repair tires
Extinguisher, fuses, unless the bus is equipped with circuit breakers and reflectors
Hydraulic cat, extinguisher and road torches
First aid kit, fuses unless the bus is equipped with circuit breakers and extinguisher

What should you do before mountain driving?

Unlock the steering axle brakes
Carry tire chains in the truck
Know the escape ramps location on your route

Which don’t provide an extra change of span in some trucks?

Auxiliary transmissions
Automatic transmissions
Multi-speed rear axles

What is black ice?

Oil
Freshly paved tar
Clear ice
Fog or fog

Where and when is it better to get off gear?

After starting a hill.
After starting down a hill.
Before entering a curve.
Before accelerating

What is the correct placement of warning devices when parked on the shoulder of a one-way or divided highway?

At 10 feet, 100 feet, and 200 feet from the front of the vehicle
At 100 feet and 500 feet from the front of the vehicle
At 100 feet and 500 feet from the rear of the vehicle
At 10 feet, 100 feet, and 200 feet from the rear of the vehicle

You are driving on slippery ice. Your rear-drive wheels lock and you begin to skid. Which of these is the best action to make7?

Take your foot off the accelerator and press the brake.
Take your foot off the accelerator and press in the clutch.
Brake hard and pull of the road.
Shift neutral

If the radiator shutters freeze shut when driving in the winter, which of the following things will occur?

The brakes will freeze.
The engine may overheat and stop.
Carbon monoxide will get into your vehicle.
It will be harder to drive.

Choose if the state inspectors can check your bus or truck?

No, they can not.
Yes, but they cannot put it out of service for any reason.
Yes, and they can put it out of service for any reason.
No, but they can report you.

For an average commercial vehicle, being driven at 55 MPH on dry pavement it will take about ____ to bring the vehicle to a stop.”

The length of a vehicle.
The length of a football field.
Twice the length of the vehicle.
Half the length of a football field.

You have pressed the trailer supply valve. You shouldn’t move the tractor until the whole air system is

Between 60 and 80 psi
Empty
At normal pressure
Between 30 and 60 psi

Federal and state laws require that drivers study their vehicles.

False
True

When backing a tractor-trailer, in which manner do you turn the steering wheel to derive the trailer go to the left?

To the right.
To the left.

You should inspect the tires every __________________ when driving in a very hot climate.

One hour or every 50 miles
Two hours or every 100 miles
Three hours or every 150 miles
Four hours or every 400 miles

What should you do if you have been driving for a long time and you are feeling tired?

Take a half-hour coffee stop and actually drink some coffee.
Take an over-the-counter drug that will keep you awake no matter what.
Push on until your next stop and rest for a little while.
Make an early stop and sleep or pull off the road and nap inmediatly

What is the function you should make urgency plans when you shepherd a hazard?

You will have more time to act if you see hazards before they become emergencies.
So you will have a plan to communicate the risk.
Because all hazards turn into emergencies.
You will have less time to act if you see hazards before they become emergencies.

WHAT 3 KINDS OF EMERGENCY EQUIPMENT SHOULD YOU HAVE?

Flash light, tire gauge, tire inflation foam
First aid kit, bandage gauze, pain reliever
Fire extinguisher, spare electrical fuses, warning device
Exterior hazard light, cell phone, wheel chock

Which of the following statements is true when you are checking your wheels and rims for a pre-trip inspection?

A vehicle can be safely driven with one missing lug nut on a wheel.
Lock rings uneven can be used at the same vehicle.
Rust around wheel nuts may mean that they are loose.
Loose rings uneven can be used at the same vehicle.

Which of these is correct about take emergency actions or avoid a crash?

To turn fast, you must have to hold the steeren wheel tightly
Stopping is always the safest thing to do in an emergency
Generally you can stop faster than turn to avoid a obstacle

Which of these statements about specific types of cargo is true?

Oversize loads can be hauled without special permits during times when the roads are not busy. When liquids are hauled, the tank should always be loaded totally full. Unstable loads such as hanging meat or livestock require extra caution on curves.
Oversize loads can be hauled without special permits during times when the roads are not busy. When liquids are hauled, the tank should always be loaded totally full.
Oversize loads can be hauled without special permits during times when the roads are not busy. Loads that consist of liquids in bulk do not present vehicle handling problems because they are usually very heavy.
When liquids are hauled, the tank should always be loaded totally full.

A door brake lock system is located in some urban transit buses, this system:

They were found to actually reduce the stopping power of a truck
They are, but they are just automatic
Front brake limiting valves were not reliable and were sometimes responsible for brake failure
The braking systems of newer trucks are incompatible with front brake limiting valves

You see an accident on the road. The steps you take to prevent further damage or injury are: protect the area, care for the injured, and

Park your vehicle close to the accident
Notify authorities
Always move the severely injured person away from the accident
Keep the injured person cool

If you are not sure what to use to tinguish a hazardous materials fire you should

Use dirt
Wait for qualified firefighters
Use water

What is the best way to reduce vehicle speed when driving downhill?

Switch to a higher gear.
Change the gear before the slope and keep the pressure light and continuous on the brakes.
Apply heavy pressure on the brakes from time to time.
Change the gears to neutral

The traffic signs black and white says you should watch _____ ahead interim driving?

12 to 15 seconds, at highway speeds it is about a quarter of a mile.
15 to 20 seconds, at highway speeds it is about a half of a mile.
9 to 12 seconds, at highway speeds it is about a 3/4 of a mile.
5 to 8 seconds, at highway speeds it is about an 8th of a mile.

Which of these systems should receive more attention during an inspection in winter?

Suspension
Exhaust system
Steering

Which of these is not dangerous when an automatic transsmision shift into a lower gear at high speed?

Transmission damage
Steering wheel lose control
Retarder effect lose control

The “Bridge clearance heights manage” height to pass under a bridge can change due to the wear of the road, paving, dirt dusk, or abundant snow, is this true?

true
false
"Bridge clearance heights manage" never changes bridges are fixed to the soil with concrete
Bridges has an automatics system to change the Hight depending if the truck's needs

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