5. When required to work in an area where explosive gases may accumulate, you should use hand
tools which are ?

A

nonferrous

6. How should you signal the crane operator to lower the boom?

A

With arm extended and fingers closed, point thumb downward.

7. According to the regulations, what fire safety control feature is required in quick-closing shut off
valves?

A fusible link

A

carriage clamp screw is loosened

8. Before the longitudinal carriage feed of lathe is engaged, you must be certain the

A

Bitumastic

9. Which is a black tarlike' composition largely asphalt containing such other ingredients as rosin,
Portland cement, slaked lime, petroleum that is used as a protective coating in ballast and trimming
tanks, chain lockers, shaft alleys, etc .?

A

10. Which of the following statement(s) is/are FALSE regarding a twin pedestal crane set?

The cranes are powered by independent internal combustion power units.

A

11. Which statement about the ventilation of bulk coal is TRUE?

A

Coal should be surface ventilated only.

12. In order to prevent overheating of the packing in the stern tube stuffing box, what should you do ?

the gland is properly adjusted to permit a slight leakage of sea water

A

spontaneous combustion

13. The process that occurs when heat is generated by a chemical reaction within a substance and
continues to a point of ignition is known as

A

14. When must the Master of a vessel log the position of load line marks in relation to the surface of
the water in the Official Logbook?

A

Prior to getting underway

15. Which of the following is an outside area on a vessel's hull from bow to stern between certain
waterlines to which special air, water, and grease-resisting paint is applied?

A

Boot topping

The filters and strainers should be check frequently

16. After installing a new hydraulic pump in a system, what special attention should be given to the hydraulic system?

A

A

17. The maximum theoretical stress that can be developed on a guy in a yard and stay rig is limited by the ?

lifting capacity of the winch

Safety

18. You are requisitioning stores for your tank vessel. What type of matches are permitted aboard?

A

inherent characteristics

19. Certain cargoes must be segregated because of their

A

20. If a leak is suspected in a tube heat exchanger, what would be the first to checked ?

A

Tightness of flared tubeend

Bevel Open

21. What is the term applied where one flange of a bar is bent to form an obtuse angle with the other flange?

A

pallet

22. The best way to lift many small articles aboard your vessel is to use with a ?

A

23. Which of the following statements is/are TRUE regarding crane operations?

A

The crane operator and signalman must be familiar with hand signals.

24. Corrosive liquids and acids should have which kind of label?

White and black

A

25. What should be done if localized scoring is discovered on the pump shaft sleeve during routine
maintenance inspection?

A

Correct the cause of the scoring and install a new shaft sleeve

Jews/' harp

26. What part of the ground tackle is the most likely to develop fractures due to extensive anchor use?

A

Slew travel limits

27. Pedestal cranes have limit switches to restrict the movement of which function?

A

A

28. Which can be prevented only by segregating two lots of cargo into separate holds?

Contamination of a food cargo by an odorous cargo

Galvanizing

29. The process of using zinc, a metal that is resistant to atmospheric corrosion when using as coating
for protecting steel is called.

A

A

30. How can the error be corrected when writing in the official log book?

Cross out the error with a single line and rewrite the entry correctly

Asbestos

31. A kind of non-metallic minerals that can withstand very high temperatures and unaffected by steam,
petrol paraffin, fuel oil and lubricants, is the .

A

32. You must shore up the collision bulkhead due to solid flooding forward. The bulkhead approximates an
inverted triangle. The center of pressure of the shores on the bulkhead should be located

A

approximately halfway up the bulkhead

for that sailor to feed the hauling. Part through a bosuns chair hitch

33. The normal and safest way for a sailor to be lowered in a bosun's chair when descending vertically is ?

A

loading rate should be decreased

34. To avoid shock pressures in the fuel oil filling hoses while you are topping off tanks, the

A

35. Which one of the following method of unloading a low pressure air compressor at start- up is
accomplished by ?

A

using a temporarily opened cylinder clearance pocket

36. Which is a piece of plate adjoining the hawse hole, to prevent the chafing of the hawser against the
cheek of a ship's bow?

A

Bolster plate

37. Which is a roof like canopy of canvas suspended above a vessel's decks, bridges, etc., for protection
against sun and weather?

A

Awning

38. The midships house of your break bulk ship is constructed with an interior stair tower from the main
deck to the bridge. Under what circumstances may the doors from each deck to the stair tower be kept
open when underway?

They may be kept open if they can be automatically closed from the bridge.

A

Maintain the proper water level at all times

39. The most important rule for the safe operation of boiler is to

A

Bow lines

40. What is the curve representing vertical sections parallel to the central longitudinal vertical plane of the bow end of a ship?

A

41. When there is excessive formation of frost in the evaporator coils, what should happen?

reduce efficiency of refrigerating plant

A

42. Which safety precaution(s) should be observed during crane operations?

Using the proper slings or other lifting devices during cargo operations

A

Secure the boiler fires

43. If the water level cannot be ssen in the lower part of the boiler gage glass, which of the following
actions must be carried out immediately?

A

44. How should you signal the crane operator to lower the boom and raise the load?

A

Extend arm with thumb pointing downward and flex finger in and out.

45. What would be prima facie evidence of unseaworthiness?

A

Overloading

Equalizing beam

46. Which piece(s) of equipment is/are required to "twin-up" 30-ton pedestal cranes aboard a crane vessel?

A

47. A chain bridle is used when towing astern because it ?

provides an effective catenary and absorbs shock due to its weight

A

A

48. Who should be notified prior to starting up a crane?

The engine room

Bevel closed

49. What is the term applied where one flange of a bar is bent to form an acute angle with the other flange?

A

50. Which of the following is a hatchway or opening in a deck provided with a set of steps or ladders
leading from one deck level to another for the use of personnel?

Companionway

A

51. Which statement concerning the lashings of containers with solid bar or wire rope lashings is TRUE?

A

Stack weights should be less when using a solid bar lashing as compared to a wire lashing.

allow the sediments and water to settle

52. Why is it necessary to transfer fuel oil to the settling tanks, for what purposes ?

A

53. How should you signal the crane operator to move slowly?

Use one hand to give any motion signal, and place the other hand motionless in front of the hand
giving the motion signal.

A

Refrigerated fruit that is ripening

54. Which cargoes require strips of common building lathe as dunnage in order to carry away heat
generated by the cargo?

A

55. Which of the following is a structure built up around a mast from the deck to support the heel bearings
of booms and to provide proper working clearances when a number of booms are installed on or around
one mast?

Boom table

A

56. In preparation for receiving chilled reefer cargo, the reefer space has been precooled for over twentyfour hours. Loading may
begin when the space has been cooled to a temperature between .

28A°F (-2AC) and 40A°F (4AC)

57. Which part of a conventional cargo gear rig provides for vertical control and positioning of a boom?

A

Topping lift

58. What is an accidental grounding of a vessel ?

A

stranding

59. Which space(s) is(are) NOT exempt when measuring gross tonnage?

A

Cargo holds

prevent the user from closing the tool with too much force

60. Why does many of the micrometers are equipped with a rachet stop at the end of the timble?

A

61. How is the minimum bursting pressure for each cargo hose assembly determined?

A

four times the sum of the relief valve setting and the static head

62. When fueling, it is important to ground the ship with regard to static electricity. Therefore, you must
connect the?

A

bonding cable before the fuel hose has been connected

Kinetic energy

63. Which of the following states that the energy existing in a system as a result of relative forces of two or
more objects?

A

A

64. Which action(s) are included in crane operations?

Luff, slew, and hoist operations

65. The driving forced of heat transfer by conduction is best described by the

A

temperature difference between hot and cold regions

66. Containers of flammable solids should be conspicuously labeled by the shipper with a

A

red and white label

67. What guide the information on the treatment of illness, which are of a general nature and not
predominantly concerned with chemical poisoning may be found?

A

MFAG

bleed of all stored energy from the accumulators

68. Before doing any work on a hydraulic system equipped with accumulators, you should

A

69. Routine maintenance on a Central Control Room hermitically sealed air conditioning unit should
include .

A

changing the air filter

70. On a vessel proceeding from a very cold to a warm climate with a cargo of a nonhygroscopic nature in
the holds, which is TRUE?

There is danger of heavy cargo sweat if outside air is introduced by ventilation.

A

71. Which of the following is a block having two sheaves of different diameters, placed in the same plane
one above the other?

Block Fiddle

72. When you are securing a steam - reciprocating pump, which valves should you leave open ?

Steam cylinder drain valve

A

73. To insure proper seating when closing a valve on a tank, what position should the valve be in?

closed, opened a half turn, and then closed again

Billboard

74. Which is an inclined platform, fitted at the intersection of the forward weather deck and the shell, for
stowing an anchor?

A

75. What is a smooth, tapered pin, usually of wood, used to open up the strands of a rope for splicing ?

A

fid

76. What is a joint formed when two steel plates are placed end-to-end ?

A

butt