SECTION 4 - MARINE MEASUREMENT
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แบบทดสอบนี้ มีจำนวนข้อสอบ 89 ข้อ หากต้องการเพิ่มจำนวนข้อ ให้เลือก เพิ่มจำนวนข้อเป็น 20 ข้อ 30 ข้อ 50 ข้อ
1. 4.55 What is the preferred method for preparing composite samples from vessel tanks?
    a. On board as long as every cargo tank contains the same cargo
    b. On board, using equal volumes from each tank
    c. In a laboratory, in proportion to the volume in each tank
    d. In a laboratory when S&W and API Gravity are the only tests needed
2. 4.50 When non-liquid material covers the whole bottom of a tank, trim corrections are applicable.
    a. True
    b. False


3. 4.17 It has been determiend that ROB material is non-liquid and can only be measured from one gauge point. In order to calculate the volume of ROB, it should be assumed that the ROB is lying evenly across the bottom of the tank.
    a. True
    b. False


4. 4.32 If a vessel is being gauged in a swell the minimum number of dips per tank should be?
    a. One
    b. As many as necessary until two identical readings are obtained
    c. Three and then averaged
    d. At least five, taken over the period of the motion, recorded and then averaged
5. 4.85 The best way to prove the liquid/non liquid nature of ROB/OBQ is to have a sample
    a. True
    b. False


6. 4.28 If the Master refuses to allow manual vessel measurements to be taken in accordance with inspection instructions , what should the inspector do?
    a. Contact the principals immediately, via the inspection company office if appropriate
    b. Issue a letter of protest to the vessel
    c. Comply with the Master s instructions
    d. Answers a., b. and c. are all correct
7. 4.24 What components may be included in OBQ?
    a. Free water
    b. Non-liquid material
    c. Liquid material
    d. Any combination of the above
8. 4.52 What is the definition of list?
    a. A piece of paper showing the names of all on board personnel
    b. The inclination or leaning of the vessel away from the upright
    c. The correction required when the vessel is not on even keel
    d. The position of the tank contents when the vessel is down by the head
9. 4.51 Which of the following conditions must be present for trim corrections to apply?
    a. Tank contents must touch all four bulkheads
    b. Tank contents must be non liquid
    c. Tank contents must not contact the forward bulkhead
    d. Answers a. and b. are correct
10. 4.21 If you are only able to gauge the vessel s tanks from one location and the ROB is non-liquid, what should you use to obtain a volume?
    a. A wedge table or formula
    b. A trim corrected innage
    c. An uncorrected innage
    d. A trim corrected ullage
11. 4.10 Once sea valves are sealed by an independent inspector, the vessel staff should not operate those valves during custody transfer without consulting with the inspector.
    a. True
    b. False


12. 4.65 What should the number of areas in a cargo tank to be wall washed be based upon?
    a. The last cargo
    b. The tank capacity
    c. The amount of wall wash medium you have
    d. The age of the vessel
13. 4.57 Using the Imperial system of measurement; what size are draft mark numbers?
    a. 12 inches high
    b. 9 inches high
    c. 6 inches high
    d. 3 inches high
14. 4.09 The term simultaneous ballasting or deballasting means?
    a. The vessel is transferring ballast from one ballast tank to another
    b. The vessel is taking on or pumping off ballast in more than one tank at a time
    c. The vessel is transferring ballast while cargo is being pumped
    d. The Chief Officer has been authorized to pump ballast ashore
15. 4.35 API MPMS Chapter 17.4/ISO 8697 does not address the issue of pumpability.
    a. True
    b. False


16. 4.07 The vessel s master states that he will load 15,000 MT of a product. Your instructions state that a maximum of 13,000 MT should be loaded. What will be your course of action?
    a. Assume the vessel s master has more up to date information
    b. Contact your principal for instructions.
    c. Help to calculate the stop gauge to be certain the ship is not overloaded.
    d. Leave the decision to the terminal.
17. 4.30 When portable electronic gauging equipment is used on board a marine vessel, which of the following considerations needs to be addressed?
    a. The equipment used must securely fit the vapour control valve.
    b. The vessel s tank capacity tables must have been adjusted to accommodate the vapour control valve location and reference heigh
    c. The equipment should be grounded
    d. Answers a., b. and c. are all correct
18. 4.29 If possible, should you seal a vessel s cargo system sea-valves or any equivalent connection to the ballast system prior to loading?
    a. No
    b. Yes


19. 4.84 It is acceptable for an inspector to sign Dry Certificates, Vessel Cleanliness certificates showing that cargo tanks are suitable for the intended cargo, ROB certificates with pumpability statements, and pumping logs.
    a. True
    b. False


20. 4.62 Which standard covers pre-loading inspection of vessels tanks?
    a. EI HM 4
    b. ISO 3170
    c. API MPMS Chapter 17.8
    d. Answers a., b. and c. are all wrong
21. 4.73 It is not necessary to prepare a blank of the wall wash liquid if it is supplied by a certified Laboratory.
    a. True
    b. False


22. 4.44 What is the main reason for taking draft readings on fully-loaded vessels at the loading port?
    a. To be used at the discharge port in case of a cargo variance
    b. To enable calculation of trim or list corrections if needed
    c. To compare with draft readings at the discharge port
    d. To ensure adequate cargo drainage
23. 4.76 Which of the following is most likely to require a tankentry inspection?
    a. Petrochemicals
    b. Jet fuel
    c. Diesel fuel
    d. Heavy fuel oil
24. 4.68 Should a wall wash be performed on a wet tank surface?
    a. Yes
    b. No


25. 4.06 What is the first thing you must do when you board a marine vessel?
    a. Report to the person in charge
    b. Have the tanks open, ready to gauge and sample
    c. Always take samples first
    d. Always take gauges first
26. 4.40 Is the holding of a key meeting prior to an inspection required to comply with Industry Standards
    a. Yes
    b. No


27. 4.67 When carrying out a wall wash test of a vessel s cargo tank a number of discoloured areas, tank coating breaks and exposed sections on the tank surface are noted. If these areas are greater than 20% of the tank s surface area, what action should be taken?
    a. The areas should be washed and the wall washings included with those from the rest of the tank
    b. The areas should be noted on the inspection report but should not be washed
    c. The areas should be washed and the wall washings from these areas kept in a separate bottle
    d. The areas can be ignored
28. 4.60 When the metric system is used; what size are draft numbers?
    a. 6 inches high
    b. 6 centimetres high
    c. 12 centimetres high
    d. 10 centimetres high
29. 4.15 It is important when measuring ROB and OBQ to remember that?
    a. Liquid material is usually ullaged.
    b. Non-liquid material must be innaged.
    c. Vessel trim will have an effect on liquid quantities
    d. Answers a., b. and c. are all correct
30. 4.26 What is the amount of material found in a tank prior to loading called?
    a. Slops
    b. On Board Quantity (OBQ)
    c. Bunkers
    d. Remaining On Board (ROB)
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