At 55 miles-per-hour it takes about 6 seconds to stop a fully loaded truck and the braking distance is...

About the length of a football field or 100 yards.

Which of these describes how you should use the brake pedal on a steep downhill grade?

Brake until you are 5 MPH below your "safe speed."

The most common cause of serious vehicle skids is:

Driving too fast for road conditions.

When using turn signals, which of the following should be avoided?

Signal just before you start to make a turn.

When is the road likely to be more slippery?

When it has just begun to rain.

What is the reason the exhaust system should be checked?

A leaking exhaust system can allow poisonous fumes into the cab.

Which of the following statements about stopping distances is NOT true?

Brakes, tires, springs and shocks are work best when the truck is empty.

If you must stop on the shoulder of the road, you should place warning devices at all of the following places except...

On the other side of a divided highway.

If you do not have a HAZMAT endorsement on your CDL, under what conditions may you legally haul hazardous materials?

If the load does not require placards.

Concerning night driving, which statement is true?

Most heavy vehicle accidents occur between midnight and 6 a.m.

Upon conviction of a traffic violation you should notify your employer within 30 days if...

The violation occurred in either a commercial or personal vehicle.

For a commercial vehicle driven at 55 MPH on dry pavement it will take about ____ to bring the vehicle to a stop?

The length of a football field.

When backing up, try to AVOID...

Backing toward the right (passenger) side.

When making a left hand turn you should always...

Wait until you reach the center of the intersection before you turn.

Which of the following statements about alcohol is true...

A few beers are the same as a few shots of whiskey or glasses of wine.

If you are convicted of a traffic violation in a state other than the one that issued your CDL...

you must notify your home state of the conviction.

Which of the following is NOT true when driving through a curve?

You should brake during the curve.

Maintain good visual alertness by...

shifting your attention between the mirrors and the road ahead.

Which of the following statements about overhead space is true?

The weight of the cargo changes a truck's height.

can lower the maximum axle weight limit.

To correct a drive-wheel braking skid you should...

Release the brake and steer/counter-steer.

Which one of the following is true about shifting gears?

Shift at the best RPM range for your vehicle.

In the event of a tire failure you should...

Stay off the brake and hold the steering wheel firmly.

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

Unstable loads such as livestock require extra caution on curves.

The following statements about an engine overheating are TRUE EXCEPT...

Antifreeze is only used in colder temperatures.

What is the first thing to do if your vehicle catches fire while driving?

Pull off the road and park in an open area.

Speed up smoothly and gradually and avoid jerking.

Safe drivers maintain space around their vehicles for the following reasons except...

In case you need to test your brakes.

When making an emergency stop on the highway...

put on your four-way flashers until your warning devices are in place.

In the event of an accident you should remember to do the following EXCEPT...

Move the victims out of the way immediately.

Overloading your trailer can result in the following EXCEPT...

It can help you go through snow better.

How much space should you maintain in front of you at highway speeds?

Seven seconds for a 60-foot vehicle.

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General Knowledge Quiz - 1

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Questions 60

Answers

1
At 55 miles-per-hour it takes about 6 seconds to stop a fully loaded truck and the braking distance is...
About two truck lengths.
About two car lengths.
About 1/4 mile.
About the length of a football field or 100 yards.
2
If you try to downshift while coming down a mountain, you might...
lose traction.
wear out the clutch.
get stuck in neutral.
damage the engine.
3
Which of these describes how you should use the brake pedal on a steep downhill grade?
Brake until you are 5 MPH below your "safe speed."
With stronger pressure as the vehicle goes downhill.
Light, pumping action. Gradually increase pressure if speed increases.
Light, steady pressure all the way down the grade.
4
The most common cause of serious vehicle skids is:
Driving too fast for road conditions.
Over inflated tires.
Poorly designed roads.
Poorly adjusted brakes.
5
If you are asked to haul a placarded load and you do not have HAZMAT endorsements you should...
Obtain written approval from your dispatcher.
Take the placards offthe vehicle.
Refuse to take the load.
Obtain written approval from the DOT official.
6
A vehicle marked at the rear with a red triangle having an orange center...
Is a farm vehicle.
May stop at any time.
Is hauling hazardous materials.
Is moving slowly.
7
When using turn signals, which of the following should be avoided?
Signal when you want to change lanes.
Signal just before you start to make a turn.
Signal when you are merging into traffic.
Signal before you exit.
8
When is the road likely to be more slippery?
After a hard rain.
When it has just begun to rain.
After it has been raining lightly for 30 minutes.
After the rain has ended.
9
What is the reason the exhaust system should be checked?
A leaking exhaust system can be caused by snow and rain.
A leaking exhaust system can promote poor fuel mileage.
A leaking exhaust system can allow poisonous fumes into the cab.
A leaking exhaust system can hamper your visibility.
10
All drivers who need a CDL must take the...
air brakes test.
general knowledge test.
combination vehicles test.
chauffeur's license test.
11
Which of the following statements about stopping distances is NOT true?
Trucks traveling on ice or snow require greater stopping distances.
Trucks traveling at higher speeds require greater stopping distances.
Brakes, tires, springs and shocks are work best when the truck is empty.
Empty trucks require more stopping distances because of less traction.
12
Every time you park your vehicle and shut the engine off you should:
Do all of these.
Apply the parking brake.
Turn the steering wheel as far to the left as you can.
Leave it in gear (if it has a manual transmission).
13
If you must stop on the shoulder of the road, you should place warning devices at all of the following places except...
About 100 feet behind your vehicle.
On the other side of a divided highway.
About 100 feet in front of your vehicle.
Within ten feet of the front or rear corners.
14
If you do not have a HAZMAT endorsement on your CDL, under what conditions may you legally haul hazardous materials?
When you will remain within your state.
If the load does not require placards.
If your dispatcher feels it is an emergency situation.
When a DOT official approves the load.
15
Concerning night driving, which statement is true?
If you become sleepy, drink enough coffee to keep you awake.
Most heavy vehicle accidents occur between midnight and 6 a.m.
Most hazards are easier to see at night because of the extra lighting.
Most people are more alert at night.
16
Upon conviction of a traffic violation you should notify your employer within 30 days if...
The violation was for parking in a restricted area.
The violation occurred in a commercial vehicle.
The violation occurred in either a commercial or personal vehicle.
The violation occurred in your personal vehicle.
17
A commercial motor vehicle (CMV) is defined as...
A vehicle transporting 16 or more passengers.
A vehicle with a gross weight over 26,001 lbs.
Any of these.
A vehicle transporting hazardous materials.
18
What is the best thing to do if you are tired?
Plan your trips for the middle of the night to avoid traffic.
Get enough sleep.
Drink plenty of coffee to stay awake.
Take pills to keep you alert.
19
Suspension systems...
Keep the steering wheel tight.
Keep the brake drums from failing.
Keep the load secure.
Keep the axles in place.
20
You should downshift...
when the speedometer or tachometer indicates that it's necessary.
before entering a sharp curve.
before starting down a steep hill.
All of these.
21
For a commercial vehicle driven at 55 MPH on dry pavement it will take about ____ to bring the vehicle to a stop?
The length of a football field.
The length of a vehicle.
Half the length of a football field.
Twice the length of the vehicle.
22
When backing up, try to AVOID...
Backing toward the left (driver's) side.
Backing toward the right (passenger) side.
Having someone help/guide you.
Pulling ahead to reposition your trailer.
23
Normal engine temperature ranges from...
165 to 185 degrees Fahrenheit.
100 to 250 degrees Fahrenheit.
Any temperature over 100 degrees Fahrenheit.
180 to 250 degrees Fahrenheit.
24
Which of these can cause the vehicle to skid?
Not enough weight on the drive axles.
Turning too sharply.
Over acceleration.
All of these.
25
When making a left hand turn you should always...
Pull into the intersection in case the light turns before you are through.
Wait for a small gap in traffic and accelerate.
Wait until you reach the center of the intersection before you turn.
Start in the left-hand lane if there are two turning lanes.
26
Which of the following statements about alcohol is true...
Fresh air will help you sober up.
If you eat before you drink you won't get as drunk.
A few beers are the same as a few shots of whiskey or glasses of wine.
Drinking coffee will help you stay sober.
27
If you are convicted of a traffic violation in a state other than the one that issued your CDL...
you must notify your home state of the conviction.
that state will notify your home state.
it's nobody's business but your own.
it doesn't go on your record.
28
Which of the following is NOT true when driving through a curve?
You should be in agear that allows you to accelerate during the curve.
You should brake during the curve.
You should slow down before the curve.
The higher your center of gravity is, the easier it is to roll over.
29
Maintain good visual alertness by...
looking ahead as far as you can see.
keeping a close eye on the road behind you.
fixing your eyes on the road in front of you.
shifting your attention between the mirrors and the road ahead.
30
Which of the following statements about overhead space is true?
The weight of the cargo changes a truck's height.
Warning lights are always installed on low bridges and overpasses.
The heights posted at bridges are usually accurate.
An empty van is lower than a loaded one.
31
If you refuse to take an alcohol test, you may be disqualified because of...
reasonable cause law.
none of the above.
implied consent law.
higher standard ofcare law.
32
Bridge laws...
apply only to bridges in California.
control traffic on a bridge.
determine the maximum legal axle weight.
can lower the maximum axle weight limit.
33
When the roads are wet, icy, or snow covered...
be ready to turn the retarder on if you start to skid.
turn the retarder off.
use your retarder for braking as much as possible.
use the retarders maximum setting for better traction.
34
To correct a drive-wheel braking skid you should...
Release the brake and steer/counter-steer.
Pump the brake.
Steer in the opposite direction.
Accelerate quickly!
35
Which one of the following is true about shifting gears?
Allow the engine tachometer to rev into the highest range possible.
Shift at the best RPM range for your vehicle.
Ignore how the engine sounds.
Remain in neutral as ong as possible.
36
In the event of a tire failure you should...
Accelerate quickly until you find a place to pull over.
Pump the brakes until you come to a stop.
Disengage the clutch so you are in neutral gear.
Stay off the brake and hold the steering wheel firmly.
37
Which of these statements about certain types of cargo is true?
Loads of liquids in bulk are not problems because they are heavy.
Oversize loads can be hauled without permits when the roads are not busy.
When liquids are hauled, the tank should always be loaded totally full.
Unstable loads such as livestock require extra caution on curves.
38
The following statements about an engine overheating are TRUE EXCEPT...
Antifreeze is only used in colder temperatures.
Never leave the engine running if it is overheating.
If you can touch the radiator cap, it is probably cool enough to open.
It is not possible to safely drive without radiator fluid.
39
Rust around wheel nuts often means that...
it's been raining a lot lately.
the nuts are loose.
it's nothing to worry about.
the nuts are broken.
40
Tires should be replaced...
When the tread separates.
If the tread depth on your front tires is less than 4/32 deep.
All of these.
When there are broken valve stems.
41
What is the first thing to do if your vehicle catches fire while driving?
Pull off the road and park in an open area.
Open the door and jump out of the vehicle.
Find a service station to pull into.
Open the hood and let the flames die down.
42
When accelerating...
Speed up smoothly and gradually and avoid jerking.
Do not engage the clutch before you take your foot off the brake.
Always use the parking brake to slow down.
"Hammer down" when your wheels start to spin.
43
Safe drivers maintain space around their vehicles for the following reasons except...
In case you must stop suddenly.
In case you need to test your brakes.
In case there is an obstacle in the road.
In case there are cars following too closely.
44
When making an emergency stop on the highway...
blow your horn to alert motorists.
put on your four-way flashers until your warning devices are in place.
place a red flag from the rear of your vehicle.
put on your four-way flashers until you're back on the road.
45
If traffic is moving at 35 MPH although the speed limit is 55, the safest speed for your vehicle is most likely:
35 MPH.
45 MPH.
55 MPH.
25 MPH.
46
The best way to warn the drivers behind you that you are slowing down is to...
Blow your horn.
Turn on your emergency flashers.
Flash your bright lights.
Tap your brakes.
47
In the event of an accident you should remember to do the following EXCEPT...
Move the victims out of the way immediately.
Stop any bleeding and keep the victims warm.
Notify authorities.
Protect the area.
48
Overloading your trailer can result in the following EXCEPT...
It can increase stopping distances.
It can increase speed on downgrades.
It can help you go through snow better.
It can slow you down on upgrades.
49
How much space should you maintain in front of you at highway speeds?
Three seconds for a 60-foot vehicle.
Seven seconds for a 60-foot vehicle.
Ten seconds for a 60-footvehicle.
Five seconds for a 60-foot vehicle.
50
Which is NOT part of the pre-trip inspection...
Check air seat adjustments.
Check horn(s).
Check engine oil level.
Check seat belt fastener.
51
Which of these statements about backing a heavy vehicle is true?
All of these are true.
You should use a helper and communicate with hand signals when possible.
Backing is always dangerous.
You should back and turn toward the driver's side whenever possible.
52
Truck escape ramps:
Should not be used unless you have tried other ways to save your vehicle.
Any of these.
Are designed to protect vehicles from damage.
Cannot be used by certain types of heavy vehicles.
53
Which of the following statements about downshifting is NOT true?
Downshift when you get to the bottom of a hill.
Downshift before entering a curve.
Downshift before starting down a hill.
Downshift before climbing a hill.
54
The best time to test your parking brake is...
When the vehicle is traveling on the highway.
When the vehicle is going down a hill.
When the vehicle is moving slowly.
When the vehicle is parked.
55
When should you wear seat belts?
Only in states where it is required by law.
Any time you are in a moving vehicle.
Only when traveling on a highway.
Only when engaged in interstate commerce.
56
When going down a hill you should always...
Be in the right gear before starting down the hill.
Use higher gears when you have a heavy load.
Put heavy pressure on the brakes to allow the drums to cool.
Allow the brakes to heat up for better stopping power.
57
Your vehicle is going down a long hill and your brakes begin to fail. What should you do?
Downshift.
Put the gears in neutral.
Look for an escape ramp or an escape route.
Pump the brake pedal.
58
Your vehicle’s battery box must have...
at least one loose wire for grounding.
enough fluid to work properly.
at least two batteries.
a secure cover.
59
Signaling other drivers when it's safe for them to pass is...
an unsafe practice.
a great aid to highway safety.
required.
a common courtesy drivers should extend to each other.
60
How often should you check your cargo?
After every break you take during driving.
All of these
Every 150 miles orevery three hours.
Within the first 50 miles after beginning a trip.

General Knowledge Quiz - 1 Flashcards | StudBud