South Dakota CDL — General Knowledge Practice Test 6

1.South Dakota will not issue a CDL to a person who is behind on child support by what amount?
$500 or more, with no temporary option$2,500 or more, though a 30-day temporary license may be possible$1,000 or more, though a 6-month temporary license may be possibleAny amount at all, until a court clears the debt
2.What is the first step in correcting a drive-wheel braking skid, and what does it accomplish?
Brake harder, which shifts weight onto the front axleAccelerate, which pulls the trailer straightShift to a lower gear right away, which locks the drive wheels in line with the trailerStop braking, which lets the rear wheels roll again and keeps them from sliding
3.Which of these requires a South Dakota driver whose license was revoked or suspended to prove financial responsibility for the future?
A single conviction for speeding 10 mph over the limitTwo parking violations within one yearTwo reckless driving convictions within one yearOne conviction for following too closely
4.You realize you will arrive later than planned. What does the manual's advice on not becoming an aggressive driver say to do?
Make up the lost time on the next open stretch of highwaySkip your next rest breakMove to the left lane and stay thereBreathe deeply and simply accept that you will be late
5.At 55 mph on dry pavement, which part of total stopping distance is the longest, by the manual's figures?
Perception distance, at about 216 feetReaction distance, at about 142 feetBraking distance, at about 216 feetNone; the three parts are equal
6.Pavement markings ahead of a railroad crossing carry the same meaning as the advance warning sign. What do they consist of?
A solid red bar painted across both lanesThe word 'TRAIN' in yellow letters, repeated in each laneA row of white triangles pointing toward the driverAn 'X' with 'RR', and on two-lane roads a no-passing marking
7.At which level does the manual's table of BAC effects say most people lose consciousness and some die?
.15.30.40.50
8.The posted limit on a South Dakota two-lane road is 20 mph, and a stopped vehicle ahead is using yellow warning lights. To what speed must you slow?
10 mph15 mphA complete stop, held until the lights go out5 mph
9.Which of these is an outside-the-vehicle distraction on the manual's list?
Adjusting the climate controlsReading billboards or other road advertisementsTalking to a passengerPicking up something that fell onto the cab floor
10.With an engine fire, what does the manual say about the hood?
Open it fully to let the heat escape, then stand backKeep it closed if you can and shoot foam through the louvers or radiatorRemove it and set it well aside before you use the extinguisher on the engineOpen it and pour water directly on the engine