Oil Tanker Competence

Support Level (Deck Crew).

This CES test is designed for support-level crew members working on oil tankers. It covers basic ship terminology, cargo area safety, assistance in cargo and mooring operations, use of personal protective equipment, and fundamental emergency procedures. The aim is to confirm essential knowledge required for safe daily duties under officer supervision.

Questions 60

Time Limit 59 min

Language English

Sample Questions

Here are some example questions from this quiz. Download the GYRO app to take the full test.

Question 1

Which of these actions should you take if your ship is successfully boarded by armed pirates?

A Fight back.

B Keep quiet and ignore any questions you're asked.

C Assure your captors that you're not planning an attack to overthrow them.

D Scream in fear and refuse to cooperate.

Question 2

A deep draught vessel sailing in a very narrow channel can develop a sudden sheer as it slows down. What could be the cause of this?

A The hydrodynamic interaction effects from the banks of the shallow water channel acts on the stern causing the vessel to sheer strongly.

B The vessel stopping shifts the pivot point forward and creates a turning moment and results in the ship swinging towards the bank.

C The large volume of water dragged behind the vessel continues to move forward and cause a strong turning moment on the stern of the vessel.

D The shallow water reduces the effectiveness of the rudder and when the vessel stops any applied rudder will become suddenly more effective.

Question 3

What is the result of a "high metacentric height"?

A The vessel will roll violently.

B The vessel will have a great bending moment.

C The vessel will roll slowly or be unstable.

D The vessel's tweendeck heights is too high.

Question 4

What is the disadvantage of using chemicals on an oil-spill on the water?

A It is difficult to apply chemicals if there is any wind.

B The water gets a white colour, which makes it easy to detect the oil-spill.

C It is difficult to apply the chemicals if the oil drifts away from the ship's side.

D The chemicals make it difficult to remove the oil from the water.

Question 5

When a character in the NAVTEX message sent is not received in the proper way:

A A closely resembling character will be printed.

B Nothing or a special character will be printed.

C Any other character will be printed.

D The message will not be printed at all until, with repeated transmission, it can be automatically compared and corrected.

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