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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.

Питань 18

Час 9 min

Мова Англійська

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Питання 1

What is the “OBQ” quantity stands for?

A This is quantity of cargo in the ships tanks before loading.

B This is the quantity of cargo in the ships tanks after discharge.

C This is the quantity of fuel carrying in the FO tanks.

Питання 2

How to find Density in Air, if density in Vacuum was given by surveyor?

A Deduct 0.0011 from density in Vac.

B Add 0.0011 to density in Vac.

C Use ASTM table 6A.

Питання 3

What is kinematic viscosity of the oil cargo?

A Kinematic viscosity is a measure of a liquid internal resistance to flow under gravitational forces.

B Kinematic viscosity is ability of a liquid to flow under normal condition.

C Kinematic viscosity is point at which liquid stops flow under normal condition.

Питання 4

What is the purpose of drip trays located under the manifolds?

A To collect small spillages and leakages from the cargo manifolds.

B To provide additional cargo capacity.

C To make more comfortable access to the manifolds.

Питання 5

What is the minimum vapour flow of High Velocity PV valve?

A 30 m/sec.

B 20 m/sec.

C 50 n/sec.

Oil Tanker Operations – Advanced Competence & Safety

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