Ace Your DMV Written Test with our Guaranteed Cheat Sheet.
Cheat Sheet

Pennsylvania CDL Permit Test - Double

Number of questions: 20
Passing score: 16
Directions: This endorsement is required if the driver will pull two or three trailers. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Commonwealth of Pennsylvania Commercial Driver’s Manual. Questions come from chapter covering: Doubles and Triples. The Double/Triple endorsement can be used with the Class A CDL.
You have made error so far
Passing grade —
4 or fewer errors
advertising
1.
Coupling can be tested by a driver:
Placing their fingers inside the coupling mechanism.
Pulling against the pin of the second semi-trailer.
Placing glue over the fifth wheel.
Releasing the orange lever in the cab.
2.
When loading or unloading a tank that is divided by bulkheads, the person loading the tank should be mindful of:
Equal weight distribution.
Other vehicles.
The placement of the nozzle.
Insects coming out of the tank.
3.
A doubles or triple combination should be driven:
Faster than other vehicles.
On the shoulder of a road.
While using emergency flashers.
More carefully than other vehicles.
4.
Doubles and triples are:
More stable than straight trucks.
Most likely to turn over due to the "crack-the-whip" effect.
Easier to drive than other vehicles.
Less likely to be affected by wind than other vehicles.
5.
A converter dolly that has ABS can be identified:
By a blue sticker.
By an orange sticker.
By a yellow lamp on the left side of the dolly.
By a blue lamp on the left side of the trailer.
6.
When connecting a converter dolly to the rear trailer, the trailer height should be:
Higher than the center height of the fifth wheel.
Lower than the center height of the fifth wheel.
The same height as the fifth wheel.
About shoulder height.
7.
The pre-trip inspection of a double or triple combination vehicle:
Should take less time than the inspection of a straight truck.
Should take more time than the inspection of a straight truck.
Should be done by someone other than the driver.
Should be done only once a week.
Our Latest Videos
Ace Your DMV Written Test
Get your Cheat Sheet Now!

Wait, before you go

Ace your DMV Written Test with our Guaranteed Cheat Sheet.

  • Cheat Sheets Save Time
  • Cheat Sheets pass on your first try