CDL General Knowledge Tests

8/18/2019 CDL General Knowledge Tests

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CDL General Knowledge Test 1

(Q.1) Which of the following statements about overhead space is true?

A. The heights posted at bridges are usually accurate

B. The weight of the cargo changes a truck's height (Correct Answer)

C. Warning lights are always installed on low bridges and overpasses

D. An empty van is lower than a loaded one

(Q.2) n the event of an accident you should remember to do the following !"C!#T$$$

A. %ove the victims out of the way immediately (Correct Answer)

B. #rotect the area

C. &otify authorities

D. top any bleeding and keep the victims warm

(Q.3) Which of the following statements about downshifting is &T true?

A. ownshift before starting down a hill

B. ownshift before entering a curve

C. ownshift when you get to the bottom of a hill (Correct Answer)

D. ownshift before climbing a hill

(Q.4) Tires should be replaced$$$


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A. When the tread separates

B. When there are broken valve stems

C. f the tread depth on your front tires is less than *+,- deep

D. All of the above (Correct Answer)

(Q.5) At .. miles/per/hour it takes about 0 seconds to stop a fully loaded truck and the brakingdistance is$$$

A. About the length of a football field or 122 yards (Correct Answer)

B. About 1+* mile

C. About two truck lengths

D. About two car lengths

(Q.6) A commercial motor vehicle (C%3) is defined as$$$

A. A vehicle with a gross weight over -04221 lbs$

B. A vehicle transporting ha5ardous materials

C. A vehicle transporting 10 or more passengers


(Q.7) uspension systems$$$

A. 6eep the load secure

B. 6eep the a7les in place (8our Answer)

C. 6eep the brake drums from failing

D. 6eep the steering wheel tight

(Q.8) 9ow often should you check your cargo?

A. Within the first .2 miles after beginning a trip

B. !very 1.2 miles or every three hours

C. After every break you take during driving (8our Answer)


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(Q.9) 8our vehicle is going down a long hill and your brakes begin to fail$ What should you do?

A. #ump the brake pedal

B. ownshift

C. #ut the gears in neutral

D. :ook for an escape ramp or an escape route (Correct Answer)

(Q.10) When accelerating$$$

A. Always use the parking brake to slow down

B. o not engage the clutch before you take your foot off the brake

C. peed up smoothly and gradually and avoid ;erking (Correct Answer)

D.


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(Q.1) When using turn signals4 which of the following should be avoided?

A. ignal ;ust before you start to make a turn (Correct Answer)

B. ignal when you want to change lanes

C. ignal before you e7it (8our Answer)

D. ignal when you are merging into traffic

(Q.2)

What is the reason the e7haust system should be checked?

A. A leaking e7haust system can allow poisonous fumes into the cab (Correct Answer)

B. A leaking e7haust system can promote poor fuel mileage

C. A leaking e7haust system can be caused by snow and rain

D. A leaking e7haust system can hamper your visibility

(Q.3) f you must stop on the shoulder of the road4 you should place warning devices at all of the

following places e7cept$$$

A. Within ten feet of the front or rear corners

B. About 122 feet behind your vehicle

C. About 122 feet in front of your vehicle

D. n the other side of a divided highway (Correct Answer)

(Q.4)

Which of the following statements about stopping distances is &T true?

A. !mpty trucks re=uire greater stopping distances because they have less traction

B. Trucks traveling on ice or snow re=uire greater stopping distances

C. >rakes4 tires4 springs and shocks are designed to work best when the truck is empty (Correct

Answer)

D. Trucks traveling at higher speeds re=uire greater stopping distances


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(Q.5) afe drivers maintain space around their vehicles for the following reasons e7cept$$$

A. n case you must stop suddenly

B. n case there are cars following too closely

C. n case there is an obstacle in the road

D. n case you need to test your brakes (Correct Answer)

(Q.6) n the event of a tire failure you should$$$

A. tay off the brake and hold the steering wheel firmly (Correct Answer)

B. #ump the brakes until you come to a stop

C. Accelerate =uickly until you find a place to pull over

D. isengage the clutch so you are in neutral gear

(Q.7) When is the road likely to be more slippery?

A. After a hard rain

B. After it has been raining lightly for ,2 minutes

C. When it has ;ust begun to rain (Correct Answer)

D. After the rain has ended

(Q.8) Which of the following is &T true when driving through a curve?

A. 8ou should slow down before the curve

B. 8ou should break during the curve (Correct Answer )

C. The higher your truck's center of gravity is4 the easier it is to roll over

D. 8ou should be in a gear that allows you to accelerate during the curve


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A. When the vehicle is parked (Correct Answer)

B. When the vehicle is going down a hill

C. When the vehicle is moving slowly

D. When the vehicle is traveling on the highway

(Q.2) The best way to warn the drivers behind you that you are slowing down is to$$$

A. >low your horn

B. Turn on your emergency flashers

C. Tap your brakes (Correct Answer)

D. lash your bright lights

(Q.3) 9ow much space should you maintain in front of you at highway speeds?

A. even seconds for a 02 foot vehicle (Correct Answer)

B. ive seconds for a 02 foot vehicle

C. Ten seconds for a 02 foot vehicle

D. Three seconds for a 02 foot vehicle

(Q.4) The following statements about an engine overheating are T@B! !"C!#T$$$

A. Antifree5e is only used in colder temperatures (Correct Answer)

B. f you can touch the radiator cap with your bare hand4 it is probably cool enough to open$

C. t is not possible to safely drive without radiator fluid

D. &ever leave the engine running if it is overheating

(Q.5) When going down a hill you should always$$$

A. Bse higher gears when you have a heavy load


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B. Allow the brakes to heat up for better stopping power

C. >e in the right gear before starting down the hill (Correct Answer)

D. #ut heavy pressure on the brakes to allow the drums to cool

(Q.6) What is the best thing to do if you are tired?

A. rink plenty of coffee to stay awake

B. Take pills to keep you alert

C. #lan your trips for the middle of the night to avoid traffic

D. et enough sleep (Correct Answer)

(Q.7) When backing up the tractor trailer4 try to A3$$$

A. >acking toward the right (passenger) side (Correct Answer)

B. >acking toward the left (driver's) side

C. #ulling ahead to reposition your trailer

D. 9aving someone help+guide you

(Q.8) Which is &T part of the pre/trip inspection$$$

A. Check engine oil level

B. Check horn(s)

C. Check air seat ad;ustments (Correct Answer)

D. Check seat belt fastener

(Q.9) Which one of the following is true about shifting gears?

A. @emain in neutral as long as possible

B. Allow the engine tachometer to rev into the highest range possible


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C. gnore how the engine sounds

D. hift at the best @#% range for your vehicle (Correct Answer)

(Q.10) When making a left hand turn you should always$$$

A. Wait until you reach the center of the intersection before you turn (Correct Answer)

B. tart in the left hand lane if there are two turning lanes

C. #ull into the intersection in case the light turns before you are through

D. Wait for a small gap in traffic and accelerate

CDL General Knowledge Test 4

(Q.1) f you are asked to haul a placarded load and you do not have 9AD%AT endorsements

you should$$$


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A. btain written approval from your dispatcher

B. btain written approval from the T official

C. @efuse to take the load (Correct Answer)

D. Take the placards off the vehicle

(Q.2) Bpon conviction of a traffic violation you should notify your employer within ,2 days if$$$

A. The violation occurred in your personal vehicle

B. The violation occurred in a commercial vehicle

C. The violation was for parking in a restricted area

D. >oth A E > (Correct Answer)

(Q.3) 8ou're pulled over for weaving all over the lanes$ f you refuse to take an alcohol sobriety

test4 you may be dis=ualified ;ust as if you W!@! driving under the influence(B)$ This is because$$$

A. higher standard of care law

B. reasonable cause law

C. implied consent law (Correct Answer)

D. none of the above

(Q.4) f you are convicted of a traffic violation in a state other than the one that issued your

C:$$$

A. you must notify your home state of the conviction (Correct Answer)

B. that state will notify your home state

C. it's nobody's business but your own

D. it doesn't go on your record

(Q.5) verloading your trailer can result in the following !"C!#T$$$


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A. t can slow you down on upgrades

B. t can increase stopping distances

C. t can help you go through snow better (Correct Answer)

D. t can increase speed on downgrades

(Q.6) f you do not have a 9AD%AT endorsement on your C:4 under what conditions may you

legally haul ha5ardous materials?

A. f your dispatcher feels it is an emergency situation

B. f the load does not re=uire placards (Correct Answer)

C. When you will remain within your state

D. When a T official approves the load

(Q.7) All drivers who need a C: must take the $$$

A. air brakes test

B. combination vehicles test

C. chauffeur's license test

D. general knowledge test (Correct Answer)

(Q.8) Which of the following statements about alcohol is true$$$

A. f you eat before you drink you won't get as drunk

B. rinking coffee will help you stay sober (8our Answer)

C. resh air will help you sober up

D. A few beers are the same as a few shots of whiskey or glasses of wine (Correct Answer)

(Q.9) When making an emergency stop on the highway$$$


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A. put on your four/way flashers and keep them on until you're back on the road

B. put on your four/way flashers and keep them on until your warning devices are in place(Correct Answer)

C. place a red flag from the rear of your vehicle

D. blow your horn to alert motorists

(Q.10) Concerning night driving4 which statement is true?

A. %ost people are more alert at night

B. %ost heavy vehicle accidents occur between midnight and 0 a$m$ (Correct Answer)

C. %ost ha5ards are easier to see at night because of the e7tra lighting

D. f you become sleepy4 drink enough coffee to keep you awake until you get to yourdestination

CDL General Knowledge e!" 5

Corre#"


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Q.1)

A vehicle marked at the rear with a red triangle having an orange center$$$

A.

s hauling ha5ardous materials

B.

s moving slowly (8our Answer)

C.

s a farm vehicle

D.

%ay stop at any time

Corre#"

Q.2)f you try to downshift while coming down a mountain4 you might$$$

A.

damage the engine

B.

wear out the clutch

C.

get stuck in neutral (8our Answer)

D.

lose traction

$n#orre#"

Q.3)

%aintain good visual alertness by$$$

A.

fi7ing your eyes on the road in front of you

B.

looking ahead as far as you can see (8our Answer)

C.

keeping a close eye on the road behind you

D.


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shifting your attention between the mirrors and the road ahead (Correct Answer)

$n#orre#"

Q.4)

@ust around wheel nuts often means that$$$

A.

the nuts are loose (Correct Answer)

B.

the nuts are broken

C.

it's been raining a lot lately (8our Answer)

D.

it's nothing to worry about$n#orre#"

Q.5)

When the roads are wet4 icy4 or snow covered$$$

A.

use your retarder for braking as much as possible

B.

turn the retarder off (Correct Answer)

C.

use the retarders ma7imum setting for better traction (8our Answer)

D.

be ready to turn the retarder on if you start to skid

$n#orre#"

Q.6)

ignaling other drivers when it's safe for them to pass is$$$

A.

a great aid to highway safety (8our Answer)

B.

re=uired

C.

an unsafe practice (Correct Answer)


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D.

a common courtesy drivers should e7tend to each other

$n#orre#"

Q.7)

8our vehicles battery bo7 must have$$$

A.

at least two batteries (8our Answer)

B.

enough fluid to work properly

C.

at least one loose wire for grounding

D.

a secure cover (Correct Answer)

$n#orre#"

Q.8)

&ormal engine temperature ranges from$$$

A.

1F2 to -.2 degrees ahrenheit

B.

122 to -.2 degrees ahrenheit (8our Answer)

C.

10. to 1F. degrees ahrenheit (Correct Answer)

D.

Any of the above4 as long as it's over 122 degrees ahrenheit

$n#orre#"

Q.9)

8ou should downshift$$$

A.

before starting down a steep hill (8our Answer)

B.

when the speedometer or tachometer indicates that it's necessary


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C.

before entering a sharp curve

D.

All of the above (Correct Answer)

$n#orre#" Q.10)>ridge laws$$$

A.

control traffic on a bridge

B.

determine the ma7imum legal a7le weight (8our Answer)

C.apply only to bridges in California

D.

can lower the ma7imum a7le weight limit (Correct Answer)


$n#orre#"

Q.1)


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The most common cause of serious vehicle skids isG

A.

riving too fast for road conditions$ (Correct Answer)

B.

#oorly designed roads$ (8our Answer)

C.

#oorly ad;usted brakes$

D.

ver inflated tires$

$n#orre#"

Q.2)

Which of these statements about backing a heavy vehicle is true?

A.

>acking is always dangerous$

B.

8ou should back and turn toward the driver's side whenever possible$ (8our Answer)

C.

8ou should use a helper and communicate with hand signals whenever possible$

D.

All of the above are true$ (Correct Answer)

Corre#"

Q.3)

Truck escape rampsG

A.

Cannot be used by certain types of heavy vehicles$

B.

Are designed to protect vehicles from damage$ (8our Answer)

C.

hould not be used unless you have first tried all other ways to save your vehicle after brake

failure$

D.


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All of the above$

$n#orre#"

Q.4)

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

A.

versi5e loads can be hauled without special permits during times when the roads are not busy$

B.

When li=uids are hauled4 the tank should always be loaded totally full$

C.

Bnstable loads such as hanging meat or livestock re=uire e7tra caution on curves$ (Correct

Answer)

D.:oads that consist of li=uids in bulk do not present vehicle handling problems because they are

usually very heavy$ (8our Answer)

$n#orre#"

Q.5)

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

A.

@elease the brake when you are . %#9 below your safe speed4 then let your speed come back upto your safe speed and repeat braking again4 (bring you speed down . %#9 below your safe

speed) (Correct Answer)

B.

With stronger pressure as the vehicle goes downhill$ (8our Answer)

C.

:ight4steady pressure all the way down the grade$

D.

:ight4 pumping action$ radually increase pressure if speed increases$

$n#orre#"

Q.6)

8ou are driving a vehicle that could safely be driven at .. %#9 on an open road$ >ut traffic is

now heavy4 moving at ,. %#9 although the speed limit is ..$ The safest speed for your vehicle

in this situation is most likelyG

A.

.. %#9


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B.

*. %#9

C.

,. %#9 (Correct Answer)

D.

-. %#9 (8our Answer)

Corre#"

Q.7)

or an average commercial vehicle4 being driven at .. %#9 on dry pavement it will take about

HHHH to bring the vehicle to a stop$

A.

The length of a vehicle$

B.

9alf the length of a football field$

C.

Twice the length of the vehicle$

D.

The length of a football field$ (8our Answer)

$n#orre#"

Q.8)

!very time you park your vehicle and shut the engine off you shouldG

A.

:eave it in gear (if it has a manual transmission)$

B.

Apply the parking brake$ (Correct Answer)

C.

Turn the steering wheel as far to the left as you can$

D.

o all the above$ (8our Answer)

$n#orre#"

Q.9)

When should you wear seat belts?


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A.

nly in states where it is re=uired by law$

B.

Any time you are in a moving vehicle$ (Correct Answer)

C.

nly when engaged in interstate commerce$

D.

nly when traveling on a highway$ (8our Answer)

$n#orre#"

Q.10)

Which of these can cause the vehicle to skid?

A.

&ot enough weight on the front a7le$

B.

ver acceleration$

C.

Turning too sharply$ (8our Answer)

D.

All of the above$ (Correct Answer)


$n#orre#"


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Q.1)

What is counter steering?

A.

Bsing the steering a7le brakes to prevent over steering$

B.

teering in the opposite direction from what other drivers e7pect you to do$ (8our Answer)

C.

Turning the wheel in the opposite direction after steering to avoid a traffic emergency$ (Correct

Answer)

D.

Turning the steering wheel counter clockwise$

$n#orre#" Q.2)8ou do not have a ha5ardous materials endorsement on your commercial driverIs license$ Whencan you drive a vehicle hauling ha5ardous materials?

A.

&ever (8our Answer)

B.

nly when the shipment will not cross state lines$

C.

nly when the vehicle does not re=uire placards$ (Correct Answer)

D.

nly when a person who has the ha5ardous materials endorsement rides in the vehicle$

$n#orre#"

Q.3)

8ou are driving a new truck with a manual transmission$ What gear will you probably have touse to take a long downhill grade?

A.

A lower gear that you would use to climb the hill$ (Correct Answer)

B.

The same gear you would use to climb the hill$

C.


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A higher gear that you would use to climb the hill$ (8our Answer)

D.

&oneG newer trucks can coast down hills$

Corre#"

Q.4)While driving4 you see a small (1 foot s=uare) cardboard bo7 ahead in your lane$ 8ou shouldG

A.

teer around it when it is safe to do so$ (8our Answer)

B.

9it it with your vehicle to knock it off the road$

C.

>rake hard to avoid hitting it$

D.

top and direct traffic around it$

$n#orre#"

Q.5)

Where or when should you test the stopping action of your service brakes?

A.

At a special brake testing center only$

B.

When the vehicle is traveling downhill without a load$ (8our Answer)

C.

When the vehicle is moving at about . %#9$ (Correct Answer)

D.

n a parking lot when the vehicle is not moving$

Corre#"

Q.6)

tab brakingG

A.

hould never be used$

B.

nvolves locking the wheels$ (8our Answer)


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B.

Bsed whenever it is safe and legal to do so$ (8our Answer)

C.

Turned on when an oncoming driver does not dim his or her lights$

D.

All of the above$

Corre#"

Q.10)

When roads are slippery4 you shouldG

A.

top and test the traction while going up hills$

B.

rive alongside other drivers$

C.

ecreases the distance that you look ahead of your vehicle$

D.

%ake turns as gently as possible (8our Answer)


$n#orre#"


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Q.1)

Which one of these is not part of the check of the engine compartment done for a pre trip

inspection?

A.Worn wiring insulation$ (8our Answer)

B.

!ngine oil level$

C.

Condition of belts and hoses$

D.

3alve clearance$ (Correct Answer)

Corre#" Q.2)Which of these statements about brakes is true?

A.

>rake drums cool very =uickly when the vehicle is moving very fast$

B.

>rakes have more stopping power when they get very hot$

C.

The heavier a vehicle or the faster it is moving4 the more heat the brakes have to absorb to stop it$(8our Answer)

D.

All of the above$

$n#orre#"

Q.3)

8ou are traveling down a long4 steep hill$ 8our brakes get so hot that they fail$ What should youdo?

A.

#ump the brake pedal$

B.

own shift$

C.


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:ook for an escape ramp or escape route$ (Correct Answer)

D.

All of the above4 simultaneously if possible$ (8our Answer)

$n#orre#"

Q.4)What should you do when your vehicle hydroplanes?

A.

@elease the accelerator$ (Correct Answer)

B.

tart stab braking$

C.

Counter steer hard$

D.

Accelerate slightly$ (8our Answer)

%nan!wered

Q.5)

Which of these is a sign of tire failure?

A.

steering that feels heavy$

B.

3ibration$

C.

A loud bang$

D.


%nan!wered

Q.6)

Bnder loaded front a7les can cause the followingG

A.

Too much play in the steering wheel

B.

#oor traction$


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C.

amage to the tires$

D.

All of the above (Correct Answer)%nan!wered

Q.7)

According to the driver's manual4 why should you limit the use of your horn?

A.

t wears down the battery$

B.

t can startle other drivers$ (Correct Answer)

C.

The horn is not a good way to let others know you're there$

D.

8ou should keep both hands tightly gripping the steering wheel$

%nan!wered

Q.8)

Which of these can help you stay alert while driving?

A.

Taking short breaks before you are drowsy$ (Correct Answer)

B.

6eeping the cab warm$

C.

Taking over/the/counter cold medicine$

D.

cheduling trips during hours that you are normally asleep$

%nan!wered

Q.9)

8our vehicle is in a traffic emergency and may collide with another vehicle if you do not take

action$ Which of these is a good rule to remember at such a time?

A.

topping is always the safest action in a traffic emergency$


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B.

pen the door and ;ump out if you have time$

C.

9eavy vehicles can almost always turn more =uickly than they can stop$ (Correct Answer)

D.

:eaving the road is always more risky than hitting another vehicle$

%nan!wered

Q.10)

Which of these statements about drinking alcohol is true?

A.

ome people are not affected by drinking$

B.

A few beers have the same effect on driving as a few shots of whiskey$ (Correct Answer)

C.

Coffee and fresh air can sober a person up$

D.

All of the above$



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Corre#"

Q.1)

Cargo inspectionsG

A.hould be performed after every break you take while driving$ (8our Answer)

B.

Are only needed if ha5ardous materials are being hauled

C.

&ot the responsibility of the driver$

D.

hould be performed every 0 hours or ,22 miles$

Corre#" Q.2)The proper way to hold a steering wheel is at clock positions HHHH and HHHH$

A.

0 and 1-

B.

, and J (8our Answer)

C.

*G,2 and KG,2

D.

1G,2 and 12G,2

$n#orre#"

Q.3)

8our brakes can get wet when you drive through a heavy rain$ What can this cause when the

brakes are applied?

A.

:ack of braking power (8our Answer)

B.

Trailer ;ackknife

C.

Wheel lockup


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D.


Corre#"

Q.4)

8ou should use your mirrors to checkG

A.

Traffic gaps before you merge$

B.

The condition of the tires and cargo$

C.

Where the rear of your vehicle is while you make turns$

D.

All of the above$ (8our Answer)

Corre#"

Q.5)

Which of these is a good rule to follow when driving at night$

A.

6eep your instrument lights bright$

B.

:ook directly at oncoming headlights only briefly$

C.

6eep your speed slow enough that you can stop within the range of your headlights$ (8ourAnswer)

D.

Wear sun glasses

Corre#"

Q.6)

8ou are starting your vehicle in motion from a stop$ As you apply power to the drive wheels4they start to spin$ 8ou shouldG

A.

Take your foot off the accelerator and apply the brakes$

B.


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#ress harder on the accelerator$

C.

Take your foot off the accelerator$ (8our Answer)

D.Try a lower gear$

Corre#"

Q.7)

The key principle in balancing cargo weight is to keep the loadG

A.

n the side away from most traffic

B.

>alanced in the cargo area (8our Answer)

C.

To the front

D.

To the rear

$n#orre#"

Q.8)

9ow do you test hydraulic brakes for leaks?

A.

%easure the free play in the pedal with a ruler$

B.

With the vehicle stopped4 pump the pedal three times4 apply firm pressure for . seconds4 then

hold and see if the pedal moves$ (Correct Answer)

C.

tep on the brake pedal and the accelerator at the same time and see if the vehicle moves$

D.

%ove the vehicle slowly and see if it stops when the brake is applied$ (8our Answer)

$n#orre#"

Q.9)

Which of these statements about using mirrors is true?

A.


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There are blind spots that your mirrors cannot show you$ (Correct Answer)

B.

8ou should check your mirrors twice for a lane change$

C.8ou should look at a mirror for several seconds at a time$ (8our Answer)

D.

Conve7 mirrors make things look closer than they really are$

%nan!wered

Q.10)

A vehicle is loaded with very little weight on the drive a7le$ What may result?

A.

amage to drive a7le tires$

B.

A need to disconnect the steering a7le brakes$

C.

>etter handling$

D.

#oor traction (Correct Answer)



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$n#orre#"

Q.1)

To avoid a crash4 you had to drive onto the right shoulder$ 8ou are now driving at *2 %#9 on theshoulder$ 9ow should you proceed?

A.

6eep moving at the present speed and steer very gently back onto the pavement$ (8our Answer)

B.

teer sharply onto the pavement and counter steer when both back wheels of your vehicle are on

the road$

C.

>rake hard to slow the vehicle4 then steer sharply onto the road$

D.Come to a complete stop4 if possible4 before continuing back onto the road$ (Correct Answer)

$n#orre#"

Q.2)

8ou must park on the side of a level4 straight4 two lane road$ Where should you place the three

reflective triangles?

A.

ne within 12 feet of the rear of the vehicle4 one about 122 feet to the rear4 and one about -22feet to the rear$

B.

ne within 12 feet of the front of the vehicle4 one about -22 feet from the front4 and one about

122 feet to the rear$

C.

ne within 12 feet of the rear of the vehicle4 one about 122 feet to the rear4 and one about 122

feet from the front of the vehicle$ (Correct Answer)

D.

ne about .2 feet from the rear of the vehicle4 one about 122 feet to the rear4 and one about 122

feet from the front of the vehicle$ (8our Answer)

$n#orre#"

Q.3)

Which of these statements about downshifting is true?

A.

When you down shift for a curve4 you should do so before you enter the curve$ (Correct Answer)


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B.

When double clutching4 you should let the @#%'s decrease while the clutch is released and theshift lever is in neutral$ (8our Answer)

C.When you down shift for a hill4 you should do so after you start down the hill$

D.

All of the above$

$n#orre#"

Q.4)

8ou are driving in the right lane of a four lane4 undivided road4 you come over a hill and find acar stopped ahead in your lane$ 8ou do not have room to stop4 and the hill blocks your view to

the rear$ Which of these is most likely the best action to take?

A.

teer to the right$ (Correct Answer)

B.

Bse hard braking and brace for collision$ (8our Answer)

C.

teer into the left lane$

D.

teer into the oncoming lanes$

$n#orre#"

Q.5)

The road you are driving on becomes very slippery due to black ice$ Which of these is a good

thing to do in such a situation?

A.

Apply the brakes often to keep the linings dry$

B.

own shift to stop$

C.

rive at a varying speed$ (8our Answer)

D.

top driving and park where it is safe to do so$ (Correct Answer)

$n#orre#"


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Q.6)

Which of these statements about drugs is true?

A.

A driver can use any prescription drug while driving

B.

Amphetamines (pep pills or bennies) can be used to help the driver stay alert$

C.

Bse of drugs can lead to accidents and+or arrest$ (Correct Answer)

D.

All of the above$ (8our Answer)

Corre#"

Q.7)Which of these statements about managing space is true?

A.

maller vehicles re=uire more space to stop than larger ones$

B.

When the road is slippery4 you should keep much more space in front of your vehicle$ (8our

Answer)

C.

%any accidents are caused by drivers keeping too much space in front of their vehicles$

D.

All of the above$

Corre#"

Q.8)

To correct a rear wheel (drive wheel) braking skid4 you shouldG

A.

Apply more braking pressure to the brake pedal

B.

@elease brakes and accelerate$

C.

Apply more pressure to the brake pedal and steer+counter steer$


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D.

@elease the brakes and steer+counter steer$ (8our Answer)

$n#orre#"

Q.9)

Which of these is the most important things to remember about emergency braking?

A.

f the wheels are skidding you cannot control vehicle$ (Correct Answer)

B.

isconnecting steering a7le brakes will help keep your vehicle in a straight line during

emergency braking$

C.

&ever do it without down shifting first$ (8our Answer)

D.

t wears brake linings$

Corre#"

Q.10)

While driving4 ice builds up on your wipers and they no longer clean the windshield$ 8ou shouldG

A.

6eep driving4 and spray the windshield with washer fluid$

B.

6eep driving4 and reach out the window and knock the ice off$

C.

#ull over in a safe place and remove the ice$ (8our Answer)

D.

6eep driving4 and turn your defroster on$



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Q.1)

9ow should you hold your hands on the steering wheel?

A.

&ear the bottom of the wheel

B.

pposite sides of the wheel (8our Answer)

C.

&ear the top of the wheel

D.

ne hand on the steering wheel and one on the shifter

$n#orre#"

Q.2)

riving at night is more dangerous because of the following !"C!#T$$$

A.

%ost people are less alert at night due to fatigue

B.

9eadlights often cause glare which can blind drivers

C.

Traffic lights are less visible than in the day (Correct Answer)

D.

There are more drunk drivers at night (8our Answer)

Corre#"

Q.3)

When driving in heavy traffic you should travel$$$

A.

At a speed consistent with the flow of traffic (8our Answer)

B.

ive mph less than automobiles regardless of posted limits

C.

n the left lane when possible to avoid heavy lanes of traffic


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D.

n the right lane to avoid passing

Corre#"

Q.4)

When making a right hand turn you should always$$$

A.

teer into the left lane first so you can make the corner

B.

@ush through the intersection so you can get out of the way of traffic

C.

>ack up to make the driver behind you move back

D.6eep the rear of your vehicle close to the curb (8our Answer)

Corre#"

Q.5)

The following are all probable signs of a tire blowout !"C!#T$$$

A.

A loud bang

B.

3ibration of the vehicle

C.

The smell of smoke (8our Answer)

D.

A thumping sound

$n#orre#"

Q.6)

f you find that you are being tailgated4 you should$$$

A.

Luickly change lanes to avoid an accident (8our Answer)

B.

lash your brake lights to warn the tailgater

C.


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ecrease the distance between you and the tailgater

D.

ncrease the distance in front of you4 if possible (Correct Answer)

$n#orre#"

Q.7)To correct a drive wheel acceleration skid you should$$$

A.

top accelerating and push in the clutch (Correct Answer)

B.

ownshift

C.

#ump the brake (8our Answer)

D.

Accelerate =uickly

$n#orre#"

Q.8)

When driving at highway speeds4 you should look 1-/1. seconds ahead which is$$$

A.

At least 122 yards

B.

At least half a mile (8our Answer)

C.

At least a =uarter of a mile (Correct Answer)

D.

At least one tractor trailer length

$n#orre#"

Q.9)

Water can be used to e7tinguish which of the following fires?

A.

Tires (Correct Answer)

B.

!lectrical fire


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C.

asoline fire (8our Answer)

D.

Chemical fireCorre#"

Q.10)

Which of the following statements about your mirrors is true?

A.

8ou cannot see your tires

B.

8ou should be able to see any cars overtaking you

C.

8ou should be able to see any vehicles behind your trailer

D.

ome ob;ects may appear smaller in your mirrors (8our Answer)


Corre#"


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Q.1)

Which of the following are causes of vehicle fires$$$

A.

All of the above (8our Answer)

B.

hort circuits

C.

river smoking

D.

pilled fuel

$n#orre#"

Q.2)9ydroplaning can occur when you drive through water or slush$ f you e7perience hydroplaning

you should$$$

A.

:ightly tap your brakes to slow down

B.

@elease the accelerator and push in the clutch (Correct Answer)

C.

teer hard to the right (8our Answer)

D.

peed up to get through the water =uickly

$n#orre#"

Q.3)

The best way to put out a fire is to$$$

A.

et as close as possible and spray the flames

B.

tand downwind and spray the flames (8our Answer)

C.

tand upwind and spray the base of the fire (Correct Answer)


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D.

top spraying as soon as the flames disappear

$n#orre#"

Q.4)

>y law4 you must have your vehicle's lights on$$$

A.

one half hour after sunset until one half hour before sunrise (Correct Answer)

B.

unless street lights are lit

C.

only when there's not enough natural light to see clearly (8our Answer)

D.none of the above

$n#orre#"

Q.5)

f you're re=uired to keep a log of your time$$$

A.

you may bring it up to date once a week

B.

any 9WA agent may inspect it (Correct Answer)

C.

you may assign your co/driver to fill it out and sign it for you (8our Answer)

D.

you should add an hour when you cross a time 5one

$n#orre#"

Q.6)

A front wheel skid is usually caused by$$$

A.

riving too fast for conditions

B.

:ack of tread on the front tires

C.


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Cargo improperly loaded (8our Answer)

D.

All of the above (Correct Answer)

Corre#"

Q.7)#rogressive shifting means$$$

A.

downshifting at lower rpm as you reach the lower gears

B.

downshifting at higher rpm as you reach the lower gears

C.

upshifting at lower rpm as you reach the higher gears

D.

upshifting at higher rpm as you reach the highest gears (8our Answer)

Corre#"

Q.8)

f your vehicle doesn't pass a roadside inspection$$$

A.

it can be declared rake) is designed to$$$

A.

Bse engine power to slow down the vehicle (Correct Answer)

B.

Apply braking power to the steering wheel


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C.

Work only with manual transmissions

D.

Work when you accelerateCorre#"

Q.10)

&ormal oil pressure while idling is$$$

A.

10. to 1F. degrees ahrenheit

B.

,2 to K. psi

C.

,2 to ,. psi

D.

. to 1. psi (8our Answer)


$n#orre#"


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Q.1)

The legal si5e and weight distribution limits$$$

A.

should be your guide

B.

are not changed by adverse conditions (8our Answer)

C.

does not ensure safe operations in adverse conditions (Correct Answer)

D.

are changed by the states depending upon the season

$n#orre#"

Q.2) &ormal clutch travel is$$$

A.

less than one inch

B.

about one or two inches (Correct Answer)

C.

more than two inches (8our Answer)

D.

it changes and can't be measured

$n#orre#"

Q.3)

The parking brake should be tested while the vehicle isG

A.

%oving slowly$

B.

%oving at highway speed$

C.

oing downhill$ (8our Answer)

D.


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#arked (Correct Answer)

Corre#"

Q.4)

tate law can regulate$$$

A.

the weight of your vehicle4 but not the cargo

B.

the weight of the cargo4 but not your vehicle

C.

both your vehicle and cargo weights (8our Answer)

D.

neither weightsN the federal government regulates legal weightsCorre#"

Q.5)

A drivers trip log4 if re=uiredG

A.

%ay be brought up to date once a week$

B.

%ay be written in pencil

C.

%ust be shown immediately when an officer re=uests it$ (8our Answer)

D.

All of the above$

$n#orre#"

Q.6)

f you are being tailgated4 you shouldG

A.

ignal the tailgater when it is safe to pass$

B.

peed up$

C.

lash your brake lights$ (8our Answer)


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D.

ncrease the space in front of you$ (Correct Answer)

$n#orre#"

Q.7)

f you are stopped at a rest area and found to have a >AC (>lood Alcohol Concentration) of $2-you willG

A.

>e n trouble with the dispatcher

B.

>e placed out of service for -* hours (Correct Answer)

C.

>e placed out of service for *F hours (8our Answer)

D.

>e placed out of service for K- hours

$n#orre#"

Q.8)

>locking used to prevent cargo movement$$$

A.

is secured to the cargo compartment floor (Correct Answer)

B.

is secured to the cargo itself

C.

is secured to the cargo and to the walls (8our Answer)

D.

must be placed every , feet

$n#orre#"

Q.9)

When should the pre/trip inspection report from the last driver be reviewed?

A.

uring your pre/trip inspection (Correct Answer)

B.

oesn't have to be reviewed


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C.

nce per week (8our Answer)

D.

nce a month$n#orre#"

Q.10)

rive tire tread must be at least$$$

A.

1+* inch (8our Answer)

B.

-+,- inch (Correct Answer)

C.

1+- inch

D.

*+,- inch



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$n#orre#"

Q.1)

9ow far should a driver look ahead of the vehicle while driving?

A.

0/J seconds (8our Answer)

B.

J/1- seconds

C.

1-/1. seconds (Correct Answer)

D.1F/-1 seconds

$n#orre#"

Q.2)

Which of these statements about cargo loading is true?

A.

tate laws dictate legal weight limits$ (Correct Answer)

B.

light overloading of a vehicle can make its brakes work better$ (8our Answer)

C.

f the shipper loads cargo4 the driver is not responsible for overloading$

D.

The legal ma7imum weight allowed by a state can be considered safe for all driving conditions$

Corre#"

Q.3)

Which of these statements about staying alert to drive is true?

A.

f you must stop to take a nap4 it should be at a truck stop or other public area never on the side

of the road$

B.

A half/hour break for coffee will do more to keep you alert that a half/hour nap$


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C.

The only thing that can cure fatigue is sleep$ (8our Answer)

D.

There are drugs that can overcome being tired$

$n#orre#" Q.4)@etardersG

A.

Allow you to disconnect the steering a7le brakes$

B.

Cannot be used on interstate highways$ (8our Answer)

C.Work better at very low rpms$

D.

Can cause the vehicle to skid when the road is slippery$ (Correct Answer)

$n#orre#"

Q.5)

8ou are driving a *2 foot vehicle at *. %#9$ riving conditions are ideal (dry pavement4 good

visibility)$ What is the least amount of space that you should keep in front of your vehicle to be

safe?

A.

- seconds

B.

, seconds (8our Answer)

C.

* seconds

D.

. seconds (Correct Answer)

$n#orre#"

Q.6)

8ou are driving on a two lane road$ An oncoming driver drifts into your lane and is headedstraight for you$ Which of these is generally the best action?

A.


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teer to the right (Correct Answer)

B.

teer onto the left shoulder

C.9ard braking (8our Answer)

D.

teer into the oncoming lane

Corre#"

Q.7)

The amount of li=uid to load into a tank depends onG

A.

The weight of the li=uid$

B.

The legal weight limits$

C.

The amount of li=uid will e7pand in transit$

D.

All of the above (8our Answer)

$n#orre#"

Q.8)

Which of these statements about marking a stopped vehicle is true?

A.

The vehicle's tail lights should be kept on to warn other drivers$

B.

f a hill or curve keeps drivers behind you from seeing the vehicle within .22 feet4 the rearreflective triangle should be moved back down the road to give ade=uate warning$ (Correct

Answer)

C.

8ou do not need to put out reflective triangles unless the vehicle will be stopped for ,2 minutes

or more$ (8our Answer)

D.

All of the above$

$n#orre#"


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Q.9)

Which of these statements about using turn signals is true?

A.

When turning4 you should signal early$ (Correct Answer)

B.

8ou do not need to use your signal when changing lanes on a four lane highway$ (8our Answer)

C.

8ou should use your turn signal to mark your vehicle when it is pulled off the side of the road$

D.

When turning4 you should cancel the signal ;ust before you make the turn$

Corre#"

Q.10)8ou should avoid driving through deep puddles or flowing water$ >ut if you must4 which of these

steps can help keep your brakes working?

A.

Applying hard pressure on both the brake pedal and accelerator after coming out of the water$

B.

ently pressing the brake pedal while driving through the water$ (8our Answer)

C.

Turning on your brake heaters$

D.

riving through =uickly$



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$n#orre#"

Q.1)

Which of these is a good rule to follow when using a fire e7tinguisher?

A.stay downwind of the fire$

B.

6eep it as close to the fire as possible$

(8our Answer)

C.

Aim at the base of the fire$ (Correct Answer)

D.

All the above$$n#orre#"

Q.2)

The first step to take if your vehicle catches fire while driving isG

A.

9ead for the nearest service station$

B.

et the vehicle off the road and stop in an open area$ (Correct Answer)

C.

#ark in the shade of a building$ (8our Answer)

D.

mmediately open the door and ;ump out$

$n#orre#"

Q.3)

Which of these statements about double clutching and shifting is true?

A.

f you miss a gear while up/shifting4 you must bring the vehicle to a stop$

B.

ouble clutching should only be used with a heavy load (8our Answer)

C.

8ou can use the tachometer to tell you when to shift$ (Correct Answer)


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D.

ouble clutching should not be used when the road is slippery$

$n#orre#"

Q.4)

The center of gravity of a loadG

A.

s only a problem if the vehicle is overloaded$

B.

hould be kept as high as possible$ (8our Answer)

C.

Can make a vehicle more likely to tip over on curves$ (Correct Answer)

D.

All of the above$

Corre#"

Q.5)

ry bulk tanks re=uire special care becauseG

A.

The load can shift

B.

They have a high center of gravity

C.

>oth of the above (8our Answer)

D.

&one of the above

$n#orre#"

Q.6)

Which of these statements about cold weather driving is true?

A.

n snow storms4 wiper blades should be ad;usted so that they do not make direct contact with thewindshield$

B.

!7haust system leaks are less dangerous in cold weather$


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C.

There is no need to worry about engine overheating when the weather is very cold$ (8ourAnswer)

D.Windshield washer antifree5e should be added to the washer reservoir$ (Correct Answer)

$n#orre#"

Q.7)

8ou are checking your tires for a pre trip inspection$ Which of these statements is true?

A.

Tires of mismatched si5es should not be used on the same vehicle$ (Correct Answer)

B.

@adial and bias/ply tires can be used together on the same vehicle$

C.

ual tires should be touching each other$ (8our Answer)

D.

-+,- inch tread depth is safe for the front tires$

$n#orre#"

Q.8)

8ou are testing the stopping action of service brakes on a hydraulic system$ Which of these canmean there is a problem?

A.

The brake pedal goes to the floor

B.

topping action is delayed$

C.

The vehicle pulls to one side when the brake pedal is pressed$ (8our Answer)

D.


$n#orre#"

Q.9)

The most important reason for being alert to ha5ards is soG

A.


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8ou will have time to plan your escape if the ha5ard becomes an emergency$ (Correct Answer)

B.

Accident reports will be accurate$

C.:aw enforcement personnel can be called$

D.

8ou can help impaired drivers$ (8our Answer)

Corre#"

Q.10)

s it legal to drive with one fourth of a vehicles leaf springs broken or missing?

A.

t doesn't make any difference as long as you drive slow$

B.

8es

C.

&o (8our Answer)

D.

&one of the above$

CDL General Knowledge Tests

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Transcript of CDL General Knowledge Tests