SECTION 2 – DEFINITIONS
คำชี้แจง - ถ้าไม่กรอกทั้งชื่อ และนามสกุลของผู้ทำข้อสอบ ระบบจะไม่ตรวจข้อสอบให้ - ถ้าทำข้อสอบไม่ครบ ระบบจะไม่ตรวจข้อสอบให้ - เกณฑ์ตัดสินผ่านการทดสอบอยู่ที่ร้อยละ 90 หรือ 18 ข้อขึ้นไป
ทุกครั้งที่เข้าทำแบบทดสอบเสร็จสมบูรณ์ จะได้รับแต้มเข้าใช้งาน 1 แต้ม | ส่วนนี้จะทำการบันทึกข้อมูลเพื่อออกใบรับรอง หากทำแบบทดสอบผ่านเกณฑ์ที่กำหนด
แบบทดสอบนี้ มีจำนวนข้อสอบ 44 ข้อ หากต้องการเพิ่มจำนวนข้อ ให้เลือก เพิ่มจำนวนข้อเป็น 20 ข้อ 30 ข้อ 50 ข้อ

1. 2.44 A US barrel has a volume of? a. 55 US gallons b. 1 cubic meter c. 5 liters d. 42 US gallons 2. 2.39 How is list defined? a. The difference between the starboard draft and the port freeboard b. The leaning or inclination of a vessel expressed in degrees to port or starboard c. The average of the starboard draft and the port draft expressed in degrees port or starboard d. The difference between the forward and aft draft 3. 2.15 What is Total Observed Volume (TOV)? a. The total measured volume of all petroleum liquids, sediment and water, and free water at observed temperature b. The total measured volume of all petroleum liquids, sediment and water but excluding free water, at observed temperature c. The total volume of all petroleum liquids and sediment and water, corrected to a standard temperature by the appropriate volume correction factor for the observed temperature and density d. The total measured volume of all petroleum liquids excluding water and sediment, at observed temperature 4. 2.19 What is Total Calculated Volume (TCV)? a. GSV plus free water b. NSV plus free water c. GSV less sediment and water d. NSV plus sediment and water 5. 2.14 What is an emulsion? a. A heavy viscous liquid b. A heavy viscous liquid containing a large amount of entrained sediment c. An oil & water mixture that does not readily separate d. A layer of free water located above a heavy viscous petroleum product 6. 2.16 What is Gross Observed Volume (GOV)? a. The total measured volume of all petroleum liquids, sediment and water, and free water at observed temperature b. The total volume of all petroleum liquids and sediment and water, excluding free water, at observed temperature c. The total volume of all petroleum liquids excluding sediment and water and free water, at observed temperature d. The total volume of all petroleum liquids and sediment and water, excluding free water, corrected to a standard temperature by the appropriate volume correction factor for the observed temperature and density 7. 2.42 What is load on top? a. The shipboard practice of collecting water and water and oil mixtures resulting from ballasting and tank cleaning operations (usually in a slop tank) and subsequently loading cargo on top of it and pumping the mixture ashore at the discharge port. b. The act of commingling existing onboard quantity with cargo being loaded c. Answers a. and b. are correct d. Answers a., b. and c. are all wrong 8. 2.13 What is relative density? a. The ratio of the mass of a given volume of liquid at a stated temperature to the mass of an equal volume of pure water at a stated temperature b. The relative ability of a liquid to remain in a liquid state when cooled below standard freeze point c. A measure of the relative viscosity of a liquid d. The ratio of a given mass of a liquid when compared with its mass at 60 °F 9. 2.38 How is trim defined? a. The same as the draft b. The difference between the forward and aft draft c. The average of the forward draft, the amidships draft, and the aft draft d. The leaning of the vessel to one side 10. 2.37 How is draft defined? a. The vertical distance from the surface of the water to the keel of the ship b. The vertical distance from the deck of the ship to the surface of the water c. The vertical distance from the Plimsoll mark to the bottom of the ship d. The vertical distance from the Plimsoll mark to the deck 11. 2.11 What is the formula for density? a. Length divided by width b. Volume divided by temperature c. Mass divided by volume d. Mass divided by relative density 12. 2.27 What is the Reference Gauge Height of a tank? a. The distance from the tank top to the tank bottom b. The distance from the ullage hatch to the datum plate c. The distance from reference gauge point to the tank bottom or datum plate d. The distance from tank bottom to the ullage hatch 13. 2.35 What is the Total Observed Volume (TOV) defined as? a. The volume read from the strapping table b. The total measured volume of all petroleum liquids, sediment and water, and free water at observed temperature and pressure c. The volume read from the strapping table corrected for roof displacement d. The volume used to calculate a Vessel Experience Factor (VEF) 14. 2.08 What is clingage? a. The wedge shaped volume of oil remaining in a tank after discharge b. The non-liquid wedge-shaped volume of oil remaining in a tank after discharge c. The cargo that adheres to the internal vertical surfaces of a tank after it has been emptied. d. The ability of a liquid to cling to the inside surface of a container 15. 2.03 What is ballast? a. Water in the tanks of a vessel used for laundry and other sanitation purposes b. Any water on board a vessel in any tank c. Water that is used to clean cargo tanks d. Water that allows the vessel to maintain stability and to control stress and trim 16. 2.06 Which of the following are equivalent to a volume of one cubic metre? a. 264.172 US gallons b. 6.28981 US Barrels c. 1000 litres d. Answers a., b. and c. are all correct 17. 2.09 What is a datum plate? a. A level metal plate located directly under the reference gauge point to provide a fixed contact surface from which liquid depth measurement can be made. b. A metal plate located next to the gauging point on a tank indicating the reference gauge height. c. A metal plate located close to the gauging point on a tank listing all the relevant tank data d. A level metal plate located at the top of a gauge hatch on a tank from which the gauge height is measured. 18. 2.22 What is a floating roof tank? a. A tank in which the roof floats freely on the surface of the liquid contents at all levels. b. A tank in which the roof floats freely on the surface of the liquid contents except at low levels when the weight of the roof is supported by its legs. c. A tank in which the roof, supported by guide wires, can be adjusted to the required height for safe filling of the tank d. Answers a., b. and c. are all wrong 19. 2.30 What is ullage? a. The depth of the empty space above the liquid in a tank b. The height of the free water in a tank c. The length of an ullage tape d. The depth of the liquid in a tank 20. 2.23 What is the total volume of all material in a tank at the observed temperature called? a. Total Calculated Volume (TCV) b. Total Observed Volume (TOV) c. On Board Quantity (OBQ) d. Gross Observed Volume (GOV) ให้ตรวจสอบชื่อนามสกุลว่ากรอกครบหรือไหม่ พร้อมกับตรวจข้อสอบว่าเลือกทำครบทุกข้อหรือไม่ ไม่ครบไม่ตรวจนะครับ

1. จำนวนนับไม่เกิน 100,000

2. ชีวิตกับสิ่งแวดล้อม ม.ปลาย ชุดที่2

3. แบบทดสอบก่อนเรียนหน่วยการเรียนรู้ที่ 7 ม.2 การเลือกใช้บริการสุขภาพในชีวิตประจำวั

4. ประวัติศาสตร์ไทย ม.ปลาย ชุดที่4