Wisconsin CDL — General Knowledge Practice Test 6

1.The advance warning sign posted ahead of a public rail crossing has what shape and color?
A red octagon with white lettersA blue rectangle with a white symbolA green diamond with white letteringA round yellow sign with black markings
2.Under Wisconsin's move-over law, what are you doing when you change lanes for a stopped emergency vehicle?
Claiming priority over the emergency vehicleIgnoring the incident to keep traffic movingYielding the right of way to the emergency vehicleWaiting for a police signal to proceed
3.Dynamite, fireworks and ammunition are grouped in which hazard class?
Class 6Class 2Class 1Class 9
4.At speeds below 40 mph, how much following distance does the manual's rule call for?
One second for every 10 feet of vehicle lengthOne second per axleTwo seconds regardless of lengthOne car length per 10 mph
5.What fine can a driver face for a first offense of operating a commercial vehicle without a CDL?
$50 to $100$200 to $600$1,000 to $2,000$2,500 to $10,000
6.Regarding overhead clearance, how does an empty cargo van compare with a loaded one?
An empty van is lower than a loaded oneAn empty van is the same heightAn empty van rides higher than a loaded oneLoad has no effect on height
7.What color is the ABS malfunction lamp used to warn of a fault?
RedGreenBlueYellow
8.You stop where a hill or curve keeps drivers from seeing your vehicle within 500 feet. How do you adjust the rear warning device?
Move the rear triangle back toward the obstruction, up to 500 feetRemove the rear triangle entirelyKeep all triangles within 10 feetPlace the rear triangle on the roof
9.What is the best practice for the timing of a turn signal before you turn?
Wait until you begin the turnSignal only if traffic is presentSignal early, well before the turnTap the signal once and cancel it
10.What does federal rule require of a commercial driver regarding the safety belt?
It is optional on short tripsIt is needed only above 45 mphIt is required only in the cityIt must be worn whenever the vehicle is driven