CDL QUIZ General Knowledge Flashcards
1. What is the most important reason for doing a vehicle inspections?
Safety is the most important reason
- What things should you check during a trip?
Tires, wheels and rims. Brakes, Lights and relfectors, Brake and electrical connections to trailer, Trailer coupling devices, Cargo securement, devices
- Name some key steering system parts.
Steering Wheel, Tie Rod, Gear Box, Drag link, Spindle, Sterring Shaft, Pitman Arm
- What three kinds of emergency equipment must you have?
Fire extinguisher, Spare electrical fuses, Warning Devices (warning triangles)
- What is the minimum tread depth for front tire? For other tires?
You must have at least 4/32 inch on front tires and 2/32 inch of other tires
- Name some things you should check on the front of your vehicle during the walk around inspection.
Front axle, steering system, windsheild, lights & reflectors
- What should wheel bearing seals be checked for?
leaks
- How many red reflective triangles should you carry?
Three (3)
- How do you test hydraulic brakes for leaks?
Pump the brake three times, then hold the brake for five seconds
- Why put the starter switch key
Prevent theft during inspection
Why should you back toward the driver’s side?
Easier for to see
If stopped on a hill, how can you start moving without rolling back?
Lightly release clutch to prevent rollback or use the handbreak
When backing, why is it important to use a helper?
you cannot see everything behind your vehicle
What’s the most important hand signal that you and the helper should agree on?
Stop
What are the two special conditions where you should downshift?
Before starting downhill, before entering a curve
When should you downshift automatic transmissions?
Before starting downhill to take advantage of engine breaking power
Retarders keep you from skidding when the road is slippery. True or False?
FALSE
What are the two ways to know when to shift?
Tachometer and the Speed Limit
How far ahead does the manual say you should look?
12 to 15 seconds
What are two main things to look for ahead?
vehicles coming onto the highway, into your lane, or turning. Brake lights from slowing vehicles.
What’s your most important way to see the sides and rear of your vehicle?
Check your mirrors regularly.
What does “communicating” mean in safe driving?
Signaling what you intend to do
Where should you place reflectors when stopped on a divided highway?
place warning devices 10 feet, 100 feet, and 200 feet toward the approaching traffic
What three things add up to total stopping distance?
Perception Distance + Reaction Distance + Braking Distance = Total Stopping Distance