Free practice test

Commercial Diver Practice Test

Check what you know about the commercial diver 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 commercial diver 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 15A tender:
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Answer: Supports divers topside. Role.

Question 2 of 15The bends are:
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Answer: Decompression sickness. Hazard.

Question 3 of 15An umbilical:
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Answer: Supplies air and comms. Equipment.

Question 4 of 15Never skip:
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Answer: Decompression stops. Safety.

Question 5 of 15ROV stands for:
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Answer: Remotely operated vehicle. Equipment.

Question 6 of 15Which term matches this definition: “Time underwater.”
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Answer: Bottom time. Bottom time: Time underwater.

Question 7 of 15What does “Standby diver” mean?
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Answer: Ready rescue diver.. Standby diver: Ready rescue diver.

Question 8 of 15Which term matches this definition: “Hose bundle to the diver.”
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Answer: Umbilical. Umbilical: Hose bundle to the diver.

Question 9 of 15What does “Saturation diving” mean?
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Answer: Living at pressure.. Saturation diving: Living at pressure.

Question 10 of 15Which term matches this definition: “Decompression schedule.”
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Answer: Dive table. Dive table: Decompression schedule.

Question 11 of 15What does “Surface-supplied air” mean?
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Answer: Air from the surface.. Surface-supplied air: Air from the surface.

Question 12 of 15Which term matches this definition: “Welding in water.”
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Answer: Wet welding. Wet welding: Welding in water.

Question 13 of 15What does “Bends” mean?
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Answer: Decompression sickness.. Bends: Decompression sickness.

Question 14 of 15Which term matches this definition: “Topside support diver.”
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Answer: Tender. Tender: Topside support diver.

Question 15 of 15What does “ROV” mean?
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Answer: Remotely operated vehicle.. ROV: Remotely operated vehicle.

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