Nebraska CDL — General Knowledge Practice Test 6

1.How should you control your speed as you approach a railroad crossing?
Hold highway speed so you clear the tracks quicklySpeed up once you can see the crossbuckMatch the speed of the vehicle aheadKeep it low enough to stop short of the tracks if a stop becomes necessary
2.At an accident, a qualified person is already helping the injured. What should you do?
Take over the first aidMove the injured to the roadsideLeave the scene right awayStay out of the way unless you are asked to assist
3.A Nebraska driver who already holds a CDL with no E restriction upgrades the license by testing in a truck with an automatic transmission. What happens?
No E restriction is added, because the driver already held a CDL without itThe E restriction is added to the upgraded licenseThe upgrade is refused until the test is repeated in a manual-transmission vehicleThe E restriction is added but removed after one year
4.Before entering an expressway on the road test, what are you expected to do after checking traffic and signaling?
Blend smoothly into the correct traffic laneStop at the end of the ramp and wait to be waved inMove at once to the far left laneSpeed up beyond the limit to claim a gap
5.Nebraska's Z restriction bars a driver from CMVs with full air brakes. By what name does the manual say the braking system behind this restriction is commonly known?
Hydraulic surge brakesAir over hydraulicElectric trailer brakesSpring brakes
6.A flatbed trailer has an empty 1,500-gallon storage container tank temporarily attached. The tank was not built for transportation. Under Nebraska's definition, is this a tank vehicle?
Yes, any tank of 1,000 gallons or more makes it oneYes, unless the tank is rated under 119 gallonsNo, an empty storage tank of that kind on a flatbed is not considered a tank vehicleOnly if the load crosses a state line
7.After you start the engine during an inspection, how should the coolant temperature gauge behave?
It should jump to normal within secondsIt should climb gradually into the normal operating rangeIt should stay at zero until the vehicle movesIt should read above normal until the engine warms
8.You notice signs of fatigue while driving. If you do not stop to sleep for the night, what does the manual suggest?
Open the window and keep goingTake a nap of 15 to 20 minutesDrink coffee and drive another hourTurn up the radio
9.Why does the manual list shoppers as a hazard?
They often carry packages that block the sidewalkThey drive only at nightThey are often looking for stores or into store windows instead of watching trafficThey usually park legally
10.In states that have move-over laws, how does the manual say drivers are told about them?
Notices are printed on each CDLCarriers must brief drivers every yearSigns are posted on the roadwaysFlashing beacons mark each mile