CDL CLASS B QUIZ 2 STUDY GUIDE 2026
TESTED QUESTIONS AND PRACTICE
SOLUTION GRADED A+
◉ 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
◉ What's your most important way to see the sides and rear of your
vehicle?
Answer: Mirrors
◉ What does "communicating" mean in safe driving?
Answer: Signaling your intentions
, ◉ Where should your reflectors be placed when stopped on a
divided highway?
Answer: 10 feet, 100 feet, and 200 feet toward the approaching
traffic
◉ What three things add up to total stopping distance?
Answer: perception distance, reaction distance, braking distance
◉ If you go twice as fast, will your stopping distance increase by
twice or four times?
Answer: Four times
◉ Empty trucks have the best braking. True or false?
Answer: FALSE. The brakes, tires, springs, and shock absorbers on
heavy vehicles are designed to work best when the vehicle is fully
loaded. Empty trucks require greater stopping distances because an
empty vehicle has less traction.
◉ What is hydroplaning?
Answer: Tires ""water-skiing"" across the road. Tires lose their
contact with the road and have little or no traction.
◉ What is "black ice?"
TESTED QUESTIONS AND PRACTICE
SOLUTION GRADED A+
◉ 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
◉ What's your most important way to see the sides and rear of your
vehicle?
Answer: Mirrors
◉ What does "communicating" mean in safe driving?
Answer: Signaling your intentions
, ◉ Where should your reflectors be placed when stopped on a
divided highway?
Answer: 10 feet, 100 feet, and 200 feet toward the approaching
traffic
◉ What three things add up to total stopping distance?
Answer: perception distance, reaction distance, braking distance
◉ If you go twice as fast, will your stopping distance increase by
twice or four times?
Answer: Four times
◉ Empty trucks have the best braking. True or false?
Answer: FALSE. The brakes, tires, springs, and shock absorbers on
heavy vehicles are designed to work best when the vehicle is fully
loaded. Empty trucks require greater stopping distances because an
empty vehicle has less traction.
◉ What is hydroplaning?
Answer: Tires ""water-skiing"" across the road. Tires lose their
contact with the road and have little or no traction.
◉ What is "black ice?"
