CDL medical certificates must be renewed every:
a) Year
b) Two Years
c) Four years CORRECT ANSWER b) Two Years
What should you do when you are
... [Show More] driving at night?
a) Make sure you are driving slow enough so you can stop within the range of your headlights in an emergency
b) Roll down your windows so that the fresh air will help keep you awake
c) If you are sleepy, drink coffee or other caffeine products CORRECT ANSWER a) Make sure you are driving slow enough so you can stop within the range of your headlights in an emergency
What are three things that add up to the total stopping distance for your truck or bus?
a) Attention distance, Reaction distance, slowing distance
b) Observation distance, response distance, braking distance
c) Perception distance, reaction distance, braking distance CORRECT ANSWER c) Perception distance, reaction distance, breaking distance
You are checking your steering and exhaust systems in a pre-trip inspection. Which of these problems, if found, should be fixed before the vehicle is driven?
a) Oil on the rod
b) Black smoke from the exhaust pipe
c) Steering wheel play of more than 10 percent (2'' on a 20'' steering wheel) CORRECT ANSWER c) Steering wheel play of more than 10 percent (2'' on a 20'' steering wheel)
The purpose of retarders is to:
a) Apply extra braking power to the non-drive vehicles
b) Help prevent skids
c) Help slow the vehicle while driving and reduce brake wear CORRECT ANSWER c) Help slow the vehicle while driving and reduce brake wear
Which of these is especially true about your tires in hot weather?
a) You should check tire mounting and air pressure before driving
b) If the tire is too hot to touch, you should hose it down with water
c) A small amount of air should be let out so air pressure remains steady CORRECT ANSWER a) You should check tire mounting and air pressure before driving
Which of these is usually true about driving in tunnels?
a) Headlights are required by law
b) There may be strong winds when exiting
c) Speeds are limited to 30 MPH or less CORRECT ANSWER b) There may be strong winds when exiting
When driving through work zones, you should:
a) Reduce speed only if workers are close to the roadway
b) Turn on your parking lights
c) Watch for sharp pavement drop-off CORRECT ANSWER c) Watch for sharp pavement drop-off
A pre-trip inspection should be completed:
a) At least once a week
b) If any problems occurred the last time the vehicle was operated
c) Before operating the vehicle CORRECT ANSWER c) Before operating the vehicle
Water can be safely used on which of these fires?
a) Electrical
b) Gasoline
c) Neither of the above CORRECT ANSWER c) Neither of the above
What should you do when your vehicle hydroplanes?
a) Start stab braking
b) Release the accelerator
c) Accelerate slightly CORRECT ANSWER b) Release the accelerator
If you are stopped on a one-way or divided highway, you should place reflective triangles at:
a) 10 feet, 100 feet, 200 feet toward approaching traffic
b) 25 feet, 100 feet, 250 feet toward approaching traffic
c) 50 feet, 100 feet, 300 feet toward approaching traffic CORRECT ANSWER a) 10 feet, 100 feet, 200 feet toward approaching traffic
You are driving a new truck with a manual transmission. What gear will you probably have to use to take a long, steep, downhill grade?
a) The same gear you would use to climb the hill
b) A lower gear than you would use to climb the hill
c) A higher gear than you would use to climb the hill CORRECT ANSWER b) A lower gear than you would use to climb the hill
Which of the following is the correct term for a long commercial vehicle's tendency to swing wide on turns?
a) Sidetracking
b) Off tracking
c) Fishtailing CORRECT ANSWER b) Off tracking
Which of these is true about your overhead clearance?
a) Paving the road does not affect the clearance height under bridges or overpasses
b) The weight of cargo can change the height of your vehicle
c) Warnings are always posted for low clearance areas like bridges and overpasses CORRECT ANSWER b) The weight of cargo can change the weight of your vehicle
When you are parked at the side of the road at night, you must?
a) Warn others by turning on your 4-way emergency flashers
b) Put your warning devices out within 15 minutes
c) Use your left turn signal lights to give warning to other drivers CORRECT ANSWER a) Warn others by turning on your 4-way emergency flashers
If you need to leave the road in a traffic emergency, you should:
a) Try to get all wheels of the pavement
b) Avoid braking until your speed has dropped to about 20 MPH
c) Avoid the shoulder because most shoulders will not support a large vehicle CORRECT ANSWER b) Avoid braking until your speed has dropped to about 20 MPH [Show Less]