Maryland CDL — General Knowledge Practice Test 2

1.At night, why are your turn signals and brake lights especially important?
They help you see farther down the roadThey are the main way to tell other drivers what you intend to do in the darkThey replace the need for headlightsThey keep the engine from overheating
2.With an engine fire, what should you avoid doing?
Opening the hood, which feeds the fire more oxygenTurning off the enginePulling off the roadNotifying emergency services
3.Within how many days must a CDL holder notify their employer after being convicted of a traffic violation (other than parking)?
Within 60 daysWithin 90 daysOnly at the next license renewalWithin 30 days
4.When you are stopped and a stopped bus is ahead, what hazard should you expect?
The bus reversing toward youPassengers crossing in front of or behind the bus who cannot see youThe bus turning left without a signalCargo falling from the bus roof
5.Why should you not brake while making a quick emergency turn?
Braking during a turn can lock the wheels and send you into a skidBraking makes the horn stop workingIt uses up the ABS too quicklyIt is illegal to brake while turning
6.When should heavy, slow-climbing vehicles stay in the right lane going uphill?
Only when passing another truckNever — the left lane is safer uphillOnly at nightWhen a heavy load is slowing them below the flow of traffic
7.Within how many minutes of stopping on a road or shoulder must you put out emergency warning devices?
Within 30 minutesWithin 10 minutesWithin 2 minutesWithin 1 hour
8.On a left turn with two turning lanes available, which lane should a large vehicle use?
The left-hand turn laneEither lane, whichever is shorterThe right-hand turn laneThe oncoming lane
9.Why can an empty cargo van be a problem for overhead clearance?
An empty van is always lower to the groundVan height never changes with the loadAn empty van sits higher than a loaded one, so it may not fit where it did when loadedOnly the width changes when empty
10.If a vehicle coming toward you has wandered into your lane, which direction is usually the best escape?
To the left, into the oncoming laneStraight ahead while braking hardTo the rightOnto the centerline and stop