Michigan CDL — General Knowledge Practice Test 9

1.What is the best advice for driving in fog?
Do not drive; pull off into a rest area until visibility improvesUse high beams for more lightSpeed up to get through itFollow closely behind another vehicle's taillights
2.When is it safe to remove the radiator cap on a pressurized cooling system?
Any time the engine is runningRight after stopping the engineWhile the coolant is boilingOnly after the system has cooled
3.The four-digit identification number for a hazardous material is preceded by which letters?
'HM' or 'DG''US' or 'MI''NA' or 'UN''ID' or 'RQ'
4.A CMV driver convicted of a traffic violation (other than parking) must notify the employer in writing within what period?
24 hours30 days of the conviction60 daysThe next business day
5.Within how many feet of an oncoming vehicle should you dim your high beams?
250 feet500 feet100 feet1,000 feet
6.Which drinks contain roughly the same amount of alcohol?
A 12-oz 5% beer, a 5-oz glass of 12% wine, and a 1.5-oz shot of 80-proof liquorA beer plus two shotsThree glasses of wine and a beerA shot and a 24-ounce beer
7.Reaching how many points within a two-year span can lead to a required Driver Assessment re-examination?
6 or more8 or more12 or more20 or more
8.If your vehicle catches fire, where should you pull off and stop?
In an open spot, clear of buildings, trees, brush, and other vehiclesAt the nearest service stationDirectly under an overpassIn a crowded parking lot
9.Approaching a work zone or a stopped emergency vehicle, if changing lanes is unsafe, what should you do?
Maintain your highway speedStop in your laneSlow down and pass cautiously at a safe speed for conditionsSound your horn and speed past
10.Tires other than the front ones must have at least what tread depth in every major groove?
4/32 inch1/16 inch2/32 inch3/32 inch