Washington DC CDL Practice Test: Double and Triples - Test 5 2024
Based on
2024 DC CDL Handbook
Instruction: To obtain this endorsement for pulling two or three trailers, applicants must pass a 15-question test. And to pass the test, applicants must score at least 80%. Test questions are from the DC CDL Handbook. The Double/Triple trailers endorsement can be used with the Class A CDL. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Washington DC DMV locations.
1. The pressure in the service line indicates ______.
A
There is a traffic signal ahead.
B
Speeding is not allowed.
C
Continue at your current speed.
D
You must stop ahead.