Free practice test

Refinery Operator Practice Test

Check what you know about the refinery operator job with 15 free questions and instant explanations.

Updated By the Career Education Institute Curriculum Team
About this practice test

15 multiple-choice questions on refinery operator knowledge, safety and vocabulary. Submit to see your score and explanations, or open any question’s answer as you go. Nothing is saved or shared.

Question 1 of 15Distillation separates by:
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Answer: Boiling point. Products boil at different temperatures.

Question 2 of 15A turnaround is:
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Answer: A planned maintenance shutdown. Units shut down for work.

Question 3 of 15When gauging, stand:
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Answer: Upwind. Avoid vapors.

Question 4 of 15MOC stands for:
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Answer: Management of change. It reviews changes.

Question 5 of 15Hot work creates:
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Answer: Sparks or flames. It needs permits.

Question 6 of 15Which term matches this definition: “A system that burns released gases.”
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Answer: Flare. Flare: A system that burns released gases.

Question 7 of 15What does “Crude oil” mean?
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Answer: Unrefined petroleum.. Crude oil: Unrefined petroleum.

Question 8 of 15Which term matches this definition: “Separating by boiling point.”
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Answer: Distillation. Distillation: Separating by boiling point.

Question 9 of 15What does “Work permit” mean?
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Answer: Authorization for maintenance work.. Work permit: Authorization for maintenance work.

Question 10 of 15Which term matches this definition: “Measuring tank levels.”
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Answer: Gauging. Gauging: Measuring tank levels.

Question 11 of 15What does “PSM” mean?
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Answer: Process safety management.. PSM: Process safety management.

Question 12 of 15Which term matches this definition: “Work that creates sparks or flames.”
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Answer: Hot work. Hot work: Work that creates sparks or flames.

Question 13 of 15What does “Fractionator” mean?
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Answer: A column that separates products.. Fractionator: A column that separates products.

Question 14 of 15Which term matches this definition: “Product quality specification.”
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Answer: Spec. Spec: Product quality specification.

Question 15 of 15What does “MOC” mean?
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Answer: Management of change.. MOC: Management of change.

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