CDL Pennsylvania Test Bank | 170 i,- i,- i,- i,- i,- i,-
Questions with Verified Answers | 100% i,- i,- i,- i,- i,- i,-
Correct | Latest 2025/2026. i,- i,- i,-
What three kinds of emergency equipment must you have?
i,- i,- i,- i,- i,- i,- i,- i,- i,-i,- i,-
Fire extinguisher(s).
i,-
• Spare electrical fuses (unless equipped with circuit breakers).
i,- i,- i,- i,- i,- i,- i,- i,-
• Warning devices for parked vehicles (for example, three (3)
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
reflective warning triangles). i,- i,-
What is the minimum tread depth for front tires? For other tires?
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-i,-
Front 4/32 Other 2/32
i,- i,- i,- i,-
Name some things you should check on the front of your vehicle
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
during the walkaround inspection.
i,- condition of front axle:
i,- i,- i,-i,- i,- i,- i,- i,-
• condition of windshield:
i,- i,- i,-
• Lights and reflectors:
i,- i,- i,-
What should wheel bearing seals be checked for?
i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- Leaks
How many red reflective triangles should you carry?
i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- Three (3) i,-
,How do you test hydraulic brakes for leaks?
i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- pump the brake i,- i,- i,-
pedal three times. then apply firm
i,- i,- i,- i,- i,-
pressure to the pedal and hold for five seconds.
i,- i,- i,- i,- i,- i,- i,- i,-
Why put the starter switch key in your pocket during the pre-trip
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
inspection? For your safety i,-i,- i,- i,- i,-
Why should you back toward the driver's side?
i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- So that you
i,- i,- i,-
can see better
i,- i,-
What is the most important reason for doing a vehicle
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
inspection? Safety is the most important reason you inspect
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
your vehicle, safety for yourself and for other road users.
i,- i,- i,- i,- i,- i,- i,- i,- i,-
What things should you check during a trip?
i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- Instruments.
• Air pressure gauge (if you have air brakes).
i,- i,- i,- i,- i,- i,- i,- i,-
• temperature gauges.
i,- i,-
• Pressure gauges.
i,- i,-
• Ammeter/voltmeter.
i,-
• mirrors.
i,-
• tires.
i,-
,• cargo, cargo covers.
i,- i,- i,-
• Lights.
i,-
• Etc.
i,-
What are the key steering system parts.
i,- i,- i,- i,- i,- i,- i,-i,- i,- Steering wheel i,-
Tie rod i,-
Steering Shaft i,-
Steering Arm i,-
Power steering cylinder i,- i,-
Name some suspension system defects.
i,- Spring hangers that
i,- i,- i,- i,-i,- i,- i,- i,- i,-
allow movement of axle from proper position.
i,- i,- i,- i,- i,- i,-
• cracked or broken spring hangers.
i,- i,- i,- i,- i,-
• missing or broken leaves in any leaf spring. If one-fourth or
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
more are missing, it will put the vehicle "out of
i,- i,- i,- i,- i,- i,- i,- i,- i,-
service," but any defect could be dangerous.
i,- i,- i,- i,- i,- i,- i,-
• Broken leaves in a multi-leaf spring or leaves that have shifted
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
so they might hit a tire or other part.
i,- i,- i,- i,- i,- i,- i,- i,-
• Leaking shock absorbers.
i,- i,- i,-
• torque rod or arm, u-bolts, spring hangers or other axle
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
positioning parts that are cracked, damaged i,- i,- i,- i,- i,-
or missing.
i,-
, • Air suspension systems that are damaged and/or leaking.
i,- i,- i,- i,- i,- i,- i,- i,- i,-
• Any loose, cracked, broken or missing frame members.
i,- i,- i,- i,- i,- i,- i,- i,-
If stopped on a hill, how can you start moving without rolling
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
back? Partly engage the clutch before you take your right
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
foot off the brake. i,- i,- i,-
What is the most important hand signal that you and the helper
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
should agree on? Stop i,- i,- i,-i,- i,-
What are the two special conditions where you should downshift?
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
i,-Before starting down a hill; Before entering a curve
i,- i,- i,- i,- i,- i,- i,- i,- i,-
When should you downshift automatic transmissions?
i,- i,- i,- i,- i,- i,-i,- i,- when i,-
going down grades i,- i,-
retarders keep you from skidding when the road is slippery. true
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
or False? (false) retarders help slow a vehicle, reducing the
i,- i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
need for using your brakes. they reduce brake wear and give you
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
another way to slow down. i,- i,- i,- i,-
What are the two ways to know when to shift?
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- RPM and Road i,- i,- i,-
Speed
Questions with Verified Answers | 100% i,- i,- i,- i,- i,- i,-
Correct | Latest 2025/2026. i,- i,- i,-
What three kinds of emergency equipment must you have?
i,- i,- i,- i,- i,- i,- i,- i,- i,-i,- i,-
Fire extinguisher(s).
i,-
• Spare electrical fuses (unless equipped with circuit breakers).
i,- i,- i,- i,- i,- i,- i,- i,-
• Warning devices for parked vehicles (for example, three (3)
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
reflective warning triangles). i,- i,-
What is the minimum tread depth for front tires? For other tires?
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-i,-
Front 4/32 Other 2/32
i,- i,- i,- i,-
Name some things you should check on the front of your vehicle
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
during the walkaround inspection.
i,- condition of front axle:
i,- i,- i,-i,- i,- i,- i,- i,-
• condition of windshield:
i,- i,- i,-
• Lights and reflectors:
i,- i,- i,-
What should wheel bearing seals be checked for?
i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- Leaks
How many red reflective triangles should you carry?
i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- Three (3) i,-
,How do you test hydraulic brakes for leaks?
i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- pump the brake i,- i,- i,-
pedal three times. then apply firm
i,- i,- i,- i,- i,-
pressure to the pedal and hold for five seconds.
i,- i,- i,- i,- i,- i,- i,- i,-
Why put the starter switch key in your pocket during the pre-trip
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
inspection? For your safety i,-i,- i,- i,- i,-
Why should you back toward the driver's side?
i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- So that you
i,- i,- i,-
can see better
i,- i,-
What is the most important reason for doing a vehicle
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
inspection? Safety is the most important reason you inspect
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
your vehicle, safety for yourself and for other road users.
i,- i,- i,- i,- i,- i,- i,- i,- i,-
What things should you check during a trip?
i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- Instruments.
• Air pressure gauge (if you have air brakes).
i,- i,- i,- i,- i,- i,- i,- i,-
• temperature gauges.
i,- i,-
• Pressure gauges.
i,- i,-
• Ammeter/voltmeter.
i,-
• mirrors.
i,-
• tires.
i,-
,• cargo, cargo covers.
i,- i,- i,-
• Lights.
i,-
• Etc.
i,-
What are the key steering system parts.
i,- i,- i,- i,- i,- i,- i,-i,- i,- Steering wheel i,-
Tie rod i,-
Steering Shaft i,-
Steering Arm i,-
Power steering cylinder i,- i,-
Name some suspension system defects.
i,- Spring hangers that
i,- i,- i,- i,-i,- i,- i,- i,- i,-
allow movement of axle from proper position.
i,- i,- i,- i,- i,- i,-
• cracked or broken spring hangers.
i,- i,- i,- i,- i,-
• missing or broken leaves in any leaf spring. If one-fourth or
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
more are missing, it will put the vehicle "out of
i,- i,- i,- i,- i,- i,- i,- i,- i,-
service," but any defect could be dangerous.
i,- i,- i,- i,- i,- i,- i,-
• Broken leaves in a multi-leaf spring or leaves that have shifted
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
so they might hit a tire or other part.
i,- i,- i,- i,- i,- i,- i,- i,-
• Leaking shock absorbers.
i,- i,- i,-
• torque rod or arm, u-bolts, spring hangers or other axle
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
positioning parts that are cracked, damaged i,- i,- i,- i,- i,-
or missing.
i,-
, • Air suspension systems that are damaged and/or leaking.
i,- i,- i,- i,- i,- i,- i,- i,- i,-
• Any loose, cracked, broken or missing frame members.
i,- i,- i,- i,- i,- i,- i,- i,-
If stopped on a hill, how can you start moving without rolling
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
back? Partly engage the clutch before you take your right
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
foot off the brake. i,- i,- i,-
What is the most important hand signal that you and the helper
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
should agree on? Stop i,- i,- i,-i,- i,-
What are the two special conditions where you should downshift?
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
i,-Before starting down a hill; Before entering a curve
i,- i,- i,- i,- i,- i,- i,- i,- i,-
When should you downshift automatic transmissions?
i,- i,- i,- i,- i,- i,-i,- i,- when i,-
going down grades i,- i,-
retarders keep you from skidding when the road is slippery. true
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
or False? (false) retarders help slow a vehicle, reducing the
i,- i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
need for using your brakes. they reduce brake wear and give you
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
another way to slow down. i,- i,- i,- i,-
What are the two ways to know when to shift?
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-i,- i,- RPM and Road i,- i,- i,-
Speed
