CDL Practice Test | Complete Questions And Answers 50 Miles ✔✔If you are transporting a cargo you must inspect its securement within what
Amber ✔✔Side marker reflectors which are not at the rear of the vehicle must be what distance of starting a trip?
color?
Safety ✔✔The most important reason for inspecting your vehicle before traveling is...?
Wipe each one clean ✔✔As you check your signal lights, you should...?
It can poison the driver ✔✔What is the main problem which a broken exhaust system
For leaks ✔✔Why should you look under your vehicle at the beginning of your pretrip can cause?
inspection?
None of them (retreaded tires, Regrooved tires, or recapped tires) ✔✔Which of these is
Amber ✔✔What is the proper color at the front of a vehicle for parking, clearance and permitted for use on the front wheels of the bus?
identification lights?
By grabbing it ✔✔When checking the steering system, it must be tested...?
3 minutes ✔✔Air pressure for your brakes should build from 50 to 90 psi within what
time?
The ABS is not working properly ✔✔If a yellow light on the left rear of the trailer stays
on when you switch the engine on, this means...?
Looseness ✔✔If lock nuts on your wheels have streaks of rust, this may indicate...?
4/32 ✔✔Every major groove on the front tires of a commercial vehicle must have a
50 miles ✔✔If you are transporting a cargo you must inspect its securement within what tread depth of at least?
distance of starting a trip?
Stay IN PLACE ✔✔If your vehicle has hydraulic brakes, you should pump the brake
Safety ✔✔The most important reason for inspecting your vehicle before traveling is...? pedal three times and then apply firm pressure for five seconds. The pedal should...?
It can poison the driver ✔✔What is the main problem which a broken exhaust system 2 inches ✔✔On a 20 inch steering wheel, there should not be more than how much
can cause? play?
None of them (retreaded tires, Regrooved tires, or recapped tires) ✔✔Which of these is 5 mph ✔✔To check the stopping action of your service brakes, you should test them at
permitted for use on the front wheels of the bus? about...?
Amber ✔✔Side marker reflectors which are not at the rear of the vehicle must be what Any of these colors: Yellow, Amber, or Red ✔✔Rear turn signals should be which of
color? these colors?
Wipe each one clean ✔✔As you check your signal lights, you should...? At all times ✔✔When you are on the road, you must fasten your seatbelt...?
For Leaks ✔✔Why should you look under your vehicle at the beginning of your pretrip The engine compartment ✔✔The second step of a pre-trip inspection should be to
inspection? check...?
Amber ✔✔What is the proper color at the front of a vehicle for parking, clearance and 3 ✔✔As part of your safety equipment, your vehicle should have how many red
identification lights? reflective triangles?
3 Minutes ✔✔Air pressure for your brakes should build from 50 to 90 psi within what Stop Immediately ✔✔If your oil pressure is below the indicated limit, you should...?
time?
Amber or White ✔✔Front facing turn signals must be what color?
Looseness ✔✔If lock nuts on your wheels have streaks of rust, this may indicate...?
, Neutral ✔✔Before starting the engine on a manual vehicle you should make sure your One block ✔✔In city driving, you should be planning ahead for a distance of about...?
gearshift is in...?
Nine and Three ✔✔You should hold the steering wheel firmly when driving with your
Either every 150 miles or three hours, whichever comes first ✔✔After your first in trip hands in which of these clock positions?
inspection of the securement of your cargo, you must make regular additional
inspections...? One block ✔✔In city driving, you should be planning ahead for a distance of about...?
In any area (on the spokes, on the edge of the rim, near the hub) ✔✔Wheels or rims are Nine and Three ✔✔You should hold the steering wheel firmly when driving with your
unsafe if they have been welded...? hands in which of these clock positions?
Red ✔✔Side marker lights must be what color at the rear of the vehicle? Backing towards the drivers side ✔✔The best vision of where you are going when
reversing is obtained by...?
The last vehicle inspection report ✔✔What paperwork should you check before
beginning your pretrip inspection? Smaller and further away than they are ✔✔If your vehicle has curved (also called
convex, fisheye, spot, bugeye) mirrors, you must remember that objects will appear...?
¼ ✔✔A vehicle must be placed out of service if what fraction of the leaves in any spring
assembly on the suspension are broken? Flashing your break lights ✔✔If you are about to slow down, you should warn drivers
behind by...?
All ( Smell, Hearing, Vision) ✔✔Which of these senses should be used during a trip to
check for problems? 500 Ft ✔✔You must place a warning device over the brow of a hill or around a curve if
you are stopped and a person coming from that direction would not have a clear view of
2/32 of an inch ✔✔All tires other than the front tires of a commercial vehicle must have your vehicle from how far away?
a minimum tread depth of...?
10, 100, and 200 feet ✔✔On a one way or divided highway, warning devices should be
When the engine is close to idle ✔✔On a manual vehicle, when you apply the brakes placed at what intervals towards the approaching traffic?
you should push the clutch in...?
Tachometer ✔✔If you change gear according to your engine speed, you should monitor
216 feet ✔✔Once the brakes are applied to a heavy vehicle traveling at 55 mph on dry your...?
pavement, it will take around how long to stop?
Your four way emergency flashers ✔✔If you have to pull off the road and stop at the
At all times ✔✔When passing another vehicle, pedestrian or bicyclist, you should side, you should turn on...?
assume that they don't see you...?
Walk around your vehicle ✔✔Before you reverse, you should...?
Pull straight forward ✔✔When you park a large vehicle, try to leave it so that when you
leave you will...? The lowest reverse gear ✔✔When reversing, you should always try to use...?
12 to 15 seconds ✔✔As you drive, you should be looking ahead to the place where you 10 minutes ✔✔If you are forced to stop on a road or the shoulder, you must deploy your
will be in...? emergency warning devices within what time of stopping?
¾ to 1 second ✔✔How long does it take the average alert driver to hit the brakes once 419 ft ✔✔The total minimum distance your vehicle will travel between a hazard
s/he has identified a hazard? appearing and coming to a complete stop from 55 mph in ideal conditions is...?
Under no circumstances ✔✔You should signal other drivers to pass...?
Amber ✔✔Side marker reflectors which are not at the rear of the vehicle must be what distance of starting a trip?
color?
Safety ✔✔The most important reason for inspecting your vehicle before traveling is...?
Wipe each one clean ✔✔As you check your signal lights, you should...?
It can poison the driver ✔✔What is the main problem which a broken exhaust system
For leaks ✔✔Why should you look under your vehicle at the beginning of your pretrip can cause?
inspection?
None of them (retreaded tires, Regrooved tires, or recapped tires) ✔✔Which of these is
Amber ✔✔What is the proper color at the front of a vehicle for parking, clearance and permitted for use on the front wheels of the bus?
identification lights?
By grabbing it ✔✔When checking the steering system, it must be tested...?
3 minutes ✔✔Air pressure for your brakes should build from 50 to 90 psi within what
time?
The ABS is not working properly ✔✔If a yellow light on the left rear of the trailer stays
on when you switch the engine on, this means...?
Looseness ✔✔If lock nuts on your wheels have streaks of rust, this may indicate...?
4/32 ✔✔Every major groove on the front tires of a commercial vehicle must have a
50 miles ✔✔If you are transporting a cargo you must inspect its securement within what tread depth of at least?
distance of starting a trip?
Stay IN PLACE ✔✔If your vehicle has hydraulic brakes, you should pump the brake
Safety ✔✔The most important reason for inspecting your vehicle before traveling is...? pedal three times and then apply firm pressure for five seconds. The pedal should...?
It can poison the driver ✔✔What is the main problem which a broken exhaust system 2 inches ✔✔On a 20 inch steering wheel, there should not be more than how much
can cause? play?
None of them (retreaded tires, Regrooved tires, or recapped tires) ✔✔Which of these is 5 mph ✔✔To check the stopping action of your service brakes, you should test them at
permitted for use on the front wheels of the bus? about...?
Amber ✔✔Side marker reflectors which are not at the rear of the vehicle must be what Any of these colors: Yellow, Amber, or Red ✔✔Rear turn signals should be which of
color? these colors?
Wipe each one clean ✔✔As you check your signal lights, you should...? At all times ✔✔When you are on the road, you must fasten your seatbelt...?
For Leaks ✔✔Why should you look under your vehicle at the beginning of your pretrip The engine compartment ✔✔The second step of a pre-trip inspection should be to
inspection? check...?
Amber ✔✔What is the proper color at the front of a vehicle for parking, clearance and 3 ✔✔As part of your safety equipment, your vehicle should have how many red
identification lights? reflective triangles?
3 Minutes ✔✔Air pressure for your brakes should build from 50 to 90 psi within what Stop Immediately ✔✔If your oil pressure is below the indicated limit, you should...?
time?
Amber or White ✔✔Front facing turn signals must be what color?
Looseness ✔✔If lock nuts on your wheels have streaks of rust, this may indicate...?
, Neutral ✔✔Before starting the engine on a manual vehicle you should make sure your One block ✔✔In city driving, you should be planning ahead for a distance of about...?
gearshift is in...?
Nine and Three ✔✔You should hold the steering wheel firmly when driving with your
Either every 150 miles or three hours, whichever comes first ✔✔After your first in trip hands in which of these clock positions?
inspection of the securement of your cargo, you must make regular additional
inspections...? One block ✔✔In city driving, you should be planning ahead for a distance of about...?
In any area (on the spokes, on the edge of the rim, near the hub) ✔✔Wheels or rims are Nine and Three ✔✔You should hold the steering wheel firmly when driving with your
unsafe if they have been welded...? hands in which of these clock positions?
Red ✔✔Side marker lights must be what color at the rear of the vehicle? Backing towards the drivers side ✔✔The best vision of where you are going when
reversing is obtained by...?
The last vehicle inspection report ✔✔What paperwork should you check before
beginning your pretrip inspection? Smaller and further away than they are ✔✔If your vehicle has curved (also called
convex, fisheye, spot, bugeye) mirrors, you must remember that objects will appear...?
¼ ✔✔A vehicle must be placed out of service if what fraction of the leaves in any spring
assembly on the suspension are broken? Flashing your break lights ✔✔If you are about to slow down, you should warn drivers
behind by...?
All ( Smell, Hearing, Vision) ✔✔Which of these senses should be used during a trip to
check for problems? 500 Ft ✔✔You must place a warning device over the brow of a hill or around a curve if
you are stopped and a person coming from that direction would not have a clear view of
2/32 of an inch ✔✔All tires other than the front tires of a commercial vehicle must have your vehicle from how far away?
a minimum tread depth of...?
10, 100, and 200 feet ✔✔On a one way or divided highway, warning devices should be
When the engine is close to idle ✔✔On a manual vehicle, when you apply the brakes placed at what intervals towards the approaching traffic?
you should push the clutch in...?
Tachometer ✔✔If you change gear according to your engine speed, you should monitor
216 feet ✔✔Once the brakes are applied to a heavy vehicle traveling at 55 mph on dry your...?
pavement, it will take around how long to stop?
Your four way emergency flashers ✔✔If you have to pull off the road and stop at the
At all times ✔✔When passing another vehicle, pedestrian or bicyclist, you should side, you should turn on...?
assume that they don't see you...?
Walk around your vehicle ✔✔Before you reverse, you should...?
Pull straight forward ✔✔When you park a large vehicle, try to leave it so that when you
leave you will...? The lowest reverse gear ✔✔When reversing, you should always try to use...?
12 to 15 seconds ✔✔As you drive, you should be looking ahead to the place where you 10 minutes ✔✔If you are forced to stop on a road or the shoulder, you must deploy your
will be in...? emergency warning devices within what time of stopping?
¾ to 1 second ✔✔How long does it take the average alert driver to hit the brakes once 419 ft ✔✔The total minimum distance your vehicle will travel between a hazard
s/he has identified a hazard? appearing and coming to a complete stop from 55 mph in ideal conditions is...?
Under no circumstances ✔✔You should signal other drivers to pass...?
