Deck beams on a vessel are generally spaced at equal intervals and run（）.

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• Between the side frames on a vessel, support for the deck beams is provided by（）.

  A . stanchion B . brackets C . web frames D . deck stringer

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• The deck beam brackets of a transversely framed vessel resist（）.

  A . hogging stresses B . sagging stresses C . racking stresses D . shearing stresse

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• In the daytime，you see a large sailing vessel on the beam. You know that she is also propelled by machinery if she shows（）.

  A . a basket B . a black ball C . a black cone D . two black cone

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• Reinforcing frames attached to a bulkhead on a vessel are called（）.

  A . side longitudinals B . intercostals C . stiffeners D . bracket

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• Which of the following electric motors would be the safest and most reliable to use on the main deck of a vessel in foul weather conditions?（）

  A . Sealed motors B . Drip proof motors C . Enclosed motors D . Watertight motor

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• You are preparing to lubricate standing rigging on your vessel．When rigging a bosun’s chair on a stay with a shackle，（）.

  A . Connect the shackle to the bosun's chair with a hook B . Never allow the shackle pin to ride on the stay C . Run the gantline through the shackle and then make fast to the bosun's chair D . Tie the bitter end of the gantline to the shackle before shackling it to the bosun's chair

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• You are underway in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must（）.

  A . stop your engines B . sound two prolonged blasts of the whistle C . sound the danger signal D . slow to bare steerageway

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• In vessel construction, beam are transverse girders which provide support to（）.

  A . bulkheads B . deckhouse structures C . decks D . vertical frame

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• The deck loads on a ship are distributed through the deck beams to the（）.

  A . frames B . hull C . stringers D . plate

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• If an air compressor is used to supply compressed air to outlets throughout the engine room and on deck of a vessel, the system is known as the （）.

  A、combustion control air system B、supply air system C、ships service air system D、low pressure deck air system

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• Between the side frames on a vessel，support for the deck beams is provided by（）.

  A . stanchions B . brackets C . web frames D . deck stringer

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• Bulkheads which form part of the tanks on a vessel are stiffened to withstand（）.

  A . deck loads from above B . dynamic forces while afloat C . hydrostatic pressure D . over-pressurizatio

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• Two vessels meeting in a “head-on” situation are directed by the Rules to（）.

  A . alter course to starboard and pass port to port B . alter course to port and pass starboard to starboard C . decide on which side the passage will occur by matching whistle signals D . slow to bare steerageway

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• You are signing on a deck officer，who will be designated as one of the GMDSS operators，before sailing foreign．Which statement is TRUE（）.

  A . He/she must have an STCW certificate endorsed as“Valid for Service on Vessels Operating in the GMDSS System” B . He/she must present either an FCC-issued license or a Coast Guard-issued license C . You must consult the“List of Qualifications”on the reverse of his/her FCC-issued license D . His/her Merchant Mariners Document must have an added endorsement as “Radio Electronics Officer&rdquo

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• Deck beams on a ship are generally spaced at equal intervals and run（）.

  A . longitudinally B . vertically C . transversely D . intermittently

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• A deck beam does NOT（）.

  A . act as a beam to support vertical deck loads B . lessen the longitudinal stiffness of the vessel C . act as a tie to keep the sides of the ship in place D . act as a web to prevent plate wrinkling due to twisting action on the vessel

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• Bulkheads which from part of the tanks on a vessel are stiffened to withstand（）.

  A . deck loads from above B . dynamic forces while afloat C . hydrostatic pressure D . over-pressurizatio

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• A vessel has an amidships superstructure. Which location would be most suitable for on-deck stowage of automobiles?（）.

  A . On top of No.1 hatch B . Beside the hatches，forward of the midships house C . On top of the hatch immediately forward of the midships house D . On top of the hatch immediately aft of the midships house

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• The lifeboats on your vessel are stowed on cradles on deck and are handled by sheath-screw boom davits. Which of the following statements about launching a boat is TRUE?（）

  A . The boat should be hoisted a few inches clear of the cradle before cranking out the davits B . The inboard gripes should be cast off before the outboard gripes C . The outboard section of the cradle must be released D . The tricing pendants will automatically bring the boat alongside at the embarkation deck

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• You are anchoring in 16 fathoms of water．On a small to medium size vessel，the（）.

  A . Anchor may be dropped from the hawse pipe B . Anchor should be lowered to within 2 fathoms of the bottom before being dropped C . Scope should always be at least ten times the depth of the water D . Scope should always be less than 5 times the depth of the water

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• Public address system: loudspeakers in the vessel’s cabins, mess rooms, ETC., and on deck via which important information can bebroadcast from a central point, mostly from the navigation bridge defines（）.

  A . PP-system B . PA-system C . AP-system D . AA-system

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• In vessel construction，beams are transverse girders which provide support to（）.

  A . bulkheads B . deckhouse structures C . decks D . vertical frame

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• On which vessels are the officers and deck crew allowed to operate under a two-watch system on voyages of less than 600 miles? （）

  A . Towing vessels B . Offshore supply vessels C . Barges，when manned D . All of the above

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• A vessel has a strong wind on the port beam. This has the same affect on stability as __.

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