1. 2.03 What is ballast?1) a. Water in the tanks of a vessel used for laundry and other sanitation purposes
2) b. Any water on board a vessel in any tank
3) c. Water that is used to clean cargo tanks
4) d. Water that allows the vessel to maintain stability and to control stress and trim
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2. 2.27 What is the Reference Gauge Height of a tank?1) a. The distance from the tank top to the tank bottom
2) b. The distance from the ullage hatch to the datum plate
3) c. The distance from reference gauge point to the tank bottom or datum plate
4) d. The distance from tank bottom to the ullage hatch
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3. 2.40 How is free water defined?1) a. The layer of water present in the tank that is not suspended in the oil
2) b. Any water found on the bob with water paste
3) c. Any water found using the tank gauging equipment
4) d. Any water that is trim corrected
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4. 2.05 What does the abbreviation S&W stand for?1) a. Sand and Water
2) b. Sediment and Waste
3) c. Scale and Water
4) d. Sediment and Water
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5. 2.43 What is a wall wash test?1) a. The activity of rinsing the wall of a tank with a solvent and obtaining a sample of the previous product(s) to determine compatibility with the product to be loaded
2) b. The activity of rinsing a tank with clean, fresh water following tank cleaning to ensure that the product to be loaded will not be contaminated
3) c. The activity of washing the walls of a tank to remove all traces of the product previously contained in the tank
4) d. Answers a., b. and c. are all wrong
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