CDL CLASS B QUIZ 2 EXAMPREP 2026
COMPLETE QUESTIONS AND ANSWERS
ALREADY PASSED
◉ What things should you check during a trip?
Answer: instruments, air pressure gauge, temp gauge, pressure
gauge, ammeter/voltmeter, mirrors, tires, cargo/ cargo covers,
lights.
◉ Name some key steering system parts.
Answer: steering wheel, tie rod, steering shaft, hydraulic fluid
reservoir, gear box, pitman arm, drag link, steering knuckle, spindle,
steering arm, power steering cylinder
◉ Name some suspension system defects.
Answer: spring hangers that allow movement of axle from proper
position, cracked or broken spring hangers, missing or broken leaves
in any leaf spring, leaking shock absorbers, air suspension systems
that are damaged and or leaking, any parts of the suspension or
frame that is cracked or broken
◉ What three kinds of emergency equipment must you have?
Answer: fire extinguisher, 3 reflective triangles, spare fuses
,◉ What is the minimum tread depth for front tires?
Answer: 4/32 inch
◉ For other tires?
Answer: 2/32 inch
◉ Why should you back toward the driver's side?
Answer: Better visibility
◉ If stopped on a hill, how can you start moving without rolling
back?
Answer: partly engage the clutch before you take your foot off the
brake, put on the parking brake whenever necessary to keep from
rolling back
◉ When backing, why is it important to use a helper?
Answer: There are blind spots you won't be able to see.
◉ What's the most important hand signal that you and your helper
should agree on?
Answer: STOP
, ◉ What are the two special conditions where you should downshift?
Answer: before starting down a hill, before entering a curve
◉ When should you downshift automatic transmissions?
Answer: when going down grades
◉ Retarders keep you from skidding when the road is slippery. True
or false?
Answer: FALSE. When your drive wheels have poor traction, the
retarder may actually CAUSE them to skid and should be turned off
whenever the road is wet, icy, or snow covered
◉ What are the two ways to know when to shift?
Answer: RPMs or speed
◉ How far ahead does the manual say you should look?
Answer: 12 to 15 seconds
◉ What are two main things to look ahead for?
Answer: Look for vehicles coming onto the highway, into your lane,
or turning. / Watch for brake lights from slowing vehicles
COMPLETE QUESTIONS AND ANSWERS
ALREADY PASSED
◉ What things should you check during a trip?
Answer: instruments, air pressure gauge, temp gauge, pressure
gauge, ammeter/voltmeter, mirrors, tires, cargo/ cargo covers,
lights.
◉ Name some key steering system parts.
Answer: steering wheel, tie rod, steering shaft, hydraulic fluid
reservoir, gear box, pitman arm, drag link, steering knuckle, spindle,
steering arm, power steering cylinder
◉ Name some suspension system defects.
Answer: spring hangers that allow movement of axle from proper
position, cracked or broken spring hangers, missing or broken leaves
in any leaf spring, leaking shock absorbers, air suspension systems
that are damaged and or leaking, any parts of the suspension or
frame that is cracked or broken
◉ What three kinds of emergency equipment must you have?
Answer: fire extinguisher, 3 reflective triangles, spare fuses
,◉ What is the minimum tread depth for front tires?
Answer: 4/32 inch
◉ For other tires?
Answer: 2/32 inch
◉ Why should you back toward the driver's side?
Answer: Better visibility
◉ If stopped on a hill, how can you start moving without rolling
back?
Answer: partly engage the clutch before you take your foot off the
brake, put on the parking brake whenever necessary to keep from
rolling back
◉ When backing, why is it important to use a helper?
Answer: There are blind spots you won't be able to see.
◉ What's the most important hand signal that you and your helper
should agree on?
Answer: STOP
, ◉ What are the two special conditions where you should downshift?
Answer: before starting down a hill, before entering a curve
◉ When should you downshift automatic transmissions?
Answer: when going down grades
◉ Retarders keep you from skidding when the road is slippery. True
or false?
Answer: FALSE. When your drive wheels have poor traction, the
retarder may actually CAUSE them to skid and should be turned off
whenever the road is wet, icy, or snow covered
◉ What are the two ways to know when to shift?
Answer: RPMs or speed
◉ How far ahead does the manual say you should look?
Answer: 12 to 15 seconds
◉ What are two main things to look ahead for?
Answer: Look for vehicles coming onto the highway, into your lane,
or turning. / Watch for brake lights from slowing vehicles
