Oil Tanker Competence

Oil Tanker Operations – Advanced Competence & Safety

This advanced test evaluates the professional knowledge required for senior deck officers serving on oil tankers. It covers MARPOL and ISGOTT requirements, crude oil washing (COW), inert gas and ODME systems, cargo measurement and calculation, static electricity precautions, toxic vapour control, and safe cargo operations. The test is intended to verify management-level competence and decision-making during complex tanker operations.

Questions 18

Time Limit 9 min

Language English

Sample Questions

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

Question 1

What is “Doping”?

A Is when cargoes are treated with small quantities of specialized additives and fluids, liquid markers, anti-static agents and lubricants, during loading or before leaving the port.

B Is process of cargo sampling from the manifold.

C Is process of tank cleaning with chemicals.

Question 2

How to recognize the Primary (dirty) and Secondary (clean) slop tank?

A The Primary Slop tank is identified by the ODME returning line and the decanting line suction near the bottom (~1m). The Secondary Slop tank's decanting line discharge half volume.

B Primary (dirty) slop can be recognized by suction pipe for ODME.

C Secondary (clean) slop can be recognized by ODME returning line.

Question 3

Which ASTM tables are generally used for Crude Oils?

A Table 6A, 54A.

B Tables 6B, 54B.

C Tables 5C, 54C.

Question 4

What is the SOLAS requirements regarding the ventilation air change ration for cargo Pump Room Fans?

A At least 20 air changes per hour.

B At least 5 air changes per hour.

C At least 10 air changes per hour.

Question 5

All portable hoses used for supply liquid to portable tank cleaning machines should be tested for electrical continuity before use. What maximum resistance is allowed?

A No more than 6 ohms per metre length.

B No more than 3 ohms per metre length.

C No more than 10 ohms per metre length.

Oil Tanker Operations – Advanced Competence & Safety

Take This Quiz. Download the GYRO app to take this quiz and track your progress.