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Crew Evaluation CBT Test Online on Tank Cleaning 2, Principles of Tank Cleaning (CD-4102)

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Welcome to the website where you can pass online the CES CBT CD-4102 test on the subject «Tank Cleaning 2, Principles of Tank Cleaning». Practice like this will help you as a marine specialist improve your knowledge with the help of online studying and appraisal practice. CES based on practical information and marine specialists experience.

CES tests developed for evaluating seaman basic knowledge by Seagull Company (rebranded as «OTG»), is an evaluating online-tool, used for revealing any professional preparation needed in specific fields of knowledge, defined by STCW.

CES tests have proven themselves as good tools for the selection and recruitment process, as well as advancing the level of knowledge of the current officers and crew. Ocean Technologies Group use various subjects for question creation, which includes:

  • Crowd and Crisis Management;
  • Integrated Navigation System (INS);
  • Ballast water management;
  • Handling and Stowage;
  • Vessel operation management and safety;
  • Marine engineering;
  • Maintenance and repair, etc.

Current test contains Seagull CES questions on the subject «Tank Cleaning 2, Principles of Tank Cleaning». Those questions can be used for competence verification specialist capable of preventing accidental situations related with transporting safety, or also for self-examination.

«Tank Cleaning 2, Principles of Tank Cleaning» subject includes theoretical and practical information about advanced training for work on any type of vessel. This training delves into the intricate processes and safety protocols necessary for effective tank cleaning operations. The curriculum covers a range of topics, from understanding the chemical properties of various cleaning agents to the practical applications of these agents in real-world scenarios. One of the core components is the study of the chemical reactions that occur during the cleaning process, which is essential for ensuring the efficiency and safety of the operation. Additionally, the training includes detailed instructions on how to handle different types of contaminants and the best practices for removing them without damaging the vessel’s structure. The importance of adhering to environmental regulations and safety standards is also a focal point, emphasizing the need for responsible and sustainable tank cleaning practices. Furthermore, the training provides insights into the latest technological advancements and tools used in the industry, preparing trainees for the challenges of modern maritime operations. Successful completion of test equips individuals with the expertise needed to manage and execute complex tank cleaning operations effectively and responsibly on any type of vessel.

On this site Crew Evaluation System Test on the subject «Tank Cleaning 2, Principles of Tank Cleaning» contains 12 questions you need to answer with no possibility to go back to previous question. Therefore, we recommend carefully reading each question and making decision with no hurry. In case you have some difficulty answering, you have also possibility to request a hint.

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Amount of questions: 12.

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Chemical reaction is supported by:
Heat.
Low dew point.
The presence of hydrocarbons.
The presence of oxygen.
If you want to prepare the tank by ventilation only the vapour pressure must normally be more than:
5 kpa.
0,5 Bar.
5 mB.
500 mB.
The most common reason for tank cleaning is:
Facilitate gas freeing – tank entry.
Prepare cargo tanks for carriage of the next cargo.
Prevent build-up of cargo residues.
To protect the environment.
The tank washing principle wet-in-wet means:
Before cleaning with chemicals you must flush the cargo tank bottom.
Cleaning of cargo lines must be done simultaneously with washing of cargo tanks.
Initial tank washing shall start as soon as possible to avoid cargo residues to dry up.
It is not possible to ventilate the tanks due to a high dew-point.
The viscosity of a liquid depends on the:
Temperature of the liquid.
Acid value of the liquid.
Flash point of the liquid.
Vapour pressure of the liquid.
What is a wall wash test?
A test to determine the presence of contamination on the bulkheads.
A test to determine that the coating is fully cured.
A test to determine the passive layer in Stainless steel tanks.
A test to examine the thickness of epoxy coating.
What is an inhibitor?
A chemical used to remove smell.
A chemical added to products which can polymerize.
A chemical with freezing point below -25 °C.
A cleaning chemical for cleaning water sensitive cargoes.
What is the most common reason for performing crude oil wash?
To avoid contamination of the next cargo.
To comply with the Volatile Organic Compound Management Plan.
To prevent cargo sludge building up.
To make it easier to ventilate the tank.
What is the pour point?
The lowest temeprature where it is possible to remove the product by ventilation.
The lowest temperature at which the product can be ignited.
The lowest temperature where the product can give off vapour.
The lowest temperature at which a liquid will flow.
What will be the normal pressure when cleaning with dual nozzle tank cleaning machines?
4-6 bar.
6-8 bar.
8-10 bar.
10-12 bar.
You are discharging Fuel Oil with a Specific Gravity of 0,85 direct to the sea. What will you expect to happen?
The oil will be diluted by the sea water.
The oil will float.
The oil will evaporate.
The oil will sink.
You are going to wash cargo tanks after unloading Heavy Fuel Oil with a pour point of 43 °C. What should be the initial washing water temperature?
35 °C.
45 °C.
60 °C.
80 °C.

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Октябрь, 18, 2024 318 0
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