Wisconsin CDL — General Knowledge Practice Test 8

1.Under Wisconsin's Implied Consent law, what happens if you refuse a requested test for alcohol or drugs?
Nothing, since the test is optionalA small fine onlyA 30-day suspensionYour operating privilege is revoked for at least a year
2.Why should a driver be cautious about ordinary cold medicines?
They can cause drowsiness that affects drivingThey raise your blood alcohol levelThey are always illegal for driversThey improve reaction time
3.What should be your principal method of controlling speed on a long downgrade?
The engine's braking effectConstant heavy use of the service brakesThe parking brakeShifting into neutral to coast
4.A B:C fire extinguisher is designed for which fires, and what should you never use on an electrical fire?
Wood and paper fires; never use foamMetal fires; never use dry chemicalOnly tire fires; never use sandElectrical and liquid fires; never use water on electrical
5.On packed snow, how much should you cut your speed?
By a half or moreBy about one fifthOnly slightlySpeed does not matter on snow
6.By about how much should you reduce speed on a wet road?
By about one tenthNot at allBy three quartersBy about one third
7.When the red lights at a crossing begin to flash, what must you do?
Speed up to clear the tracks firstStop and give the train the right of wayContinue if you do not see a trainStop only if a gate lowers
8.If you are convicted of a traffic violation in another jurisdiction, whom must you notify within 30 days, besides your employer?
Your motor vehicle licensing agencyThe other state's governorOnly the arresting officerYour insurance company only
9.What is true about antilock brakes (ABS) and stopping distance?
ABS always cuts stopping distance in halfABS does not necessarily shorten stopping distanceABS lets you follow more closelyABS replaces your normal brakes
10.If a truck must stop briefly in the travel lane to unload, how should the driver protect against a rear-end crash?
Stop as fast as possible to clear quicklyFlash the brake lights and avoid a sudden stopTurn off all lights to save powerWave following traffic around