Pennsylvania CDL Practice Test: Double and Triples - Test 2022

Based on 2022 PA CDL Handbook
Number of questions: 30
Passing score: 80%
Acceptable number of errors: 6

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 Pennsylvania Commercial Driver 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 Pennsylvania DMV locations.

1. Coolant recovery containers permit you to ________.
A
Cool down the coolant.
B
Store extra coolant in case you run out of the main coolant.
C
None of the listed answers.
D
Check the coolant level while the engine is hot.
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