You are docking a vessel starboard side to with the assistance of two tugs.You are attempting to hold the vessel off by operating both tugs at right angles to the vessel and at full power.You must ensure that（）.

A . Both towheads will tend to drift apart，and the overtaking vessel will be slowed down B . Both towheads will tend to drift together，and the overtaking vessel will be slowed down C . Both towheads will tend to drift apart，and the overtaken vessel will be slowed down D . Both towheads will tend to drift together，and the overtaken vessel will be slowed dow

A . ballast deep tanks if they are slack B . transfer ballast athwarships C . pump out double bottoms D . fill double bottom from deep tank

A . Proceed on present course and speed since the vessel is stopped and making no way through the water B . Keep clear of the vessel because it has a diver down C . Attempt to call the vessel on VHF radiotelephone because someone on board requires medical assistance D . Approach with caution because the vessel is a fishing vessel and its nets are fouled on an obstructio

A . Lose headway without swinging B . Turn her bow toward the dock C . Turn her bow away from the dock D . Head into the wind，regardless of the side the wind is o

A、take avoiding action immediately upon determining that risk of collision exists B、immediately sound the danger signal C、take avoiding action only after providing the give-way vessel time to take action ,and determining that her action is not appropriate D、 hold course and speed until the point of extremis, and then sound the danger signal, taking whatever action will best avert collision

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

A . stop engines B . hold course and speed C . alter course to port D . sound the danger signal

A . crossing your course in the same direction B . crossing your course in opposite directions C . parallel to the pier from ahead D . setting you on the pier

A . logs must be kept in an orderly manner B . erasures are not allowed C . it must identify the vessel's name and official number D . All of the above

A . one blast，4 to 6 seconds in duration B . three blasts，4 to 6 seconds in duration C . one continuous blast until you are able to see around the bend D . one blast，8 to 10 seconds in duratio

A . Cross ahead of the stand-on vessel B . Make a large course change to starboard C . Slow your vessel D . Back your vessel

A . ballast deep tanks if they are slack B . transfer ballast athwartships C . pump out double bottoms D . fill double bottoms from deep tank

A、cross the channel as you are the stand-on vessel B、cross only if the vessel in the channel is approaching on your port side C、not cross the channel if you might impede the other vessel D、sound the danger signal

A . Open-bed containers may be used to transport hazardous materials if the cargo is properly secured B . A portable cargo tank of a flammable，cryogenic liquid may not be in transit for a period exceeding its marked rated holding time unless the liquid is inhibited C . A portable cargo tank containing a cryogenic liquid must be shipped on deck unless forced ventilation is provided to the tween-decks D . A container loaded with packages of tear gas would display a placard reading Irritant

A . Bow to the wind B . Beam to the wind C . Stern to the wind D . With the wind on the quarter

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

A . with the pin of the shackle riding on the stay B . with the pin of the shackle through the chair's bridle eye C . with a hook attaching the chair to the riding shackle D . connected to a second shackle on the chair

A . Yours is the give-way vessel because it is less than 30 meters long B . You shall not impede the safe passage of the tanker C . The tanker is the stand-on vessel because it is to port of your vessel D . The tanker is the stand-on vessel because it is the larger of the two vessel

A . bow and stern lines B . breast lines C . halyards D . war

A . ventilate the quarters as much as possible B . prepare to abandon ship C . close all ventilation to the quarters if possible D . attempt to put the fire out yourself before sounding the alarm

A．take avoiding action immediately upon determining that risk of collision exists B．immediately sound the danger signal C．take avoiding action only after providing the give-way vessel time to take action, and determining that her action is not appropriate D．hold course and speed until the point of e