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Welcome to ABYC’s Marine Engines & Fuel Systems Certification Pre-Test! This quiz is intended to let you get a feel for the types and complexity of the questions on our professional level certification exams. While scoring well on this pretest is not a prerequisite for taking a class, your score should give an indication of whether you’re ready for the complete course. There are 15 questions in this quiz and we would recommend passing it with at least 12 correct answers before continuing on to the certification course.

Marine Engines and Fuel Systems Pre-Test

Name
Exhaust systems produce a dangerous gas. The gas is:
The function of the thermostat is to:
Which component is used to transfer heat from engine coolant to seawater in a closed cooling system?
To adjust the control cable, the technician should:
The purpose of the neutral safety switch is to:
When replacing a metal fuel tank with a plastic tank, each of the following is an installation requirement EXCEPT:
Air is mixed with very fine particles of gasoline through the process of:
A dirty air filter may cause:
Which of the following components is used in a wet-exhaust system installed below the waterline?
During operation of the boat, a technician notes an oil slick at the exhaust outlet. This most likely indicates that:
Premature failure of a pump drive belt may be caused by:
An average charging circuit voltage on a 12-volt lead acid system is:
Compared to gasoline, diesel fuel is more suscetible to:
The most frequent cause of diesel engine problems is due to:
What color smoke indicates excessive lube oil consumption?

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