1、You should conduct a sector search under which of the following circumstances?
A、A、The search target is sighted and then lost
B、
B、More than one vessel is available for a search
C、
C、The search object is a target that will be readily detected by radar
D、
D、AN aircraft is available to assist a surface vessel
2、A race track turn would be better than a Williamson turn in recovering a man overboard if .
A、A、the man has been missing for a period of time
B、
B、the sea water is very cold and the man is visible
C、
C、there is thick fog
D、
D、the wind was from astern on the original course
3、A twin-screw vessel can clear the inboard propeller and maneuver off a pier best by holding a(n) .
A、A、forward spring line and going slow ahead on the inboard engine
B、
B、after spring line and going slow astern on the outboard engine
C、
C、forward spring line and going slow ahead on both engines
D、
D、forward spring line and going slow a
4、You may BEST turn a twin-screw vessel about，to the right，in a narrow channel by using _.
A、A、both engines ahead and helm
B、
B、one engine only
C、
C、port engine ahead and the starboard engine astern
D、
D、both engines astern and use helm
5、A vessel fitted with twin screws is easier in ______ than a vessel with single screw．
A、A、turning maneuver
B、
B、course setting
C、
C、position fixing
D、
D、regulating speed
6、Your ship is dead in the water with the rudder amidships. As the right-handed screw starts to turn ahead，the bow will tend to go ________.
A、A、to starboard
B、
B、to port
C、
C、straight ahead
D、
D、as influenced by the tide and sea
7、A vessel travelling down a narrow channel, especially if the draft is nearly equal to the depth of water, may set off the nearer side. This effect is known as .
A、A、smelling the bottom
B、
B、squatting
C、
C、bank suction
D、
D、bank cushion
8、A single-screw vessel going ahead tends to turn more rapidly to port because of propeller____.
A、A、discharge course
B、
B、suction current
C、
C、sidewise(横斜的)force
D、
D、thrust
9、In a following sea, a wave has overtake your vessel and thrown the stern to starboard .to continue along your original course, you should___
A、A、 more right rudder
B、
B、use more left rudder
C、
C、increase speed
D、
D、decrease speed
10、In ballasting to survival draft .while in transit, due to extreme wind and wave loads, thrusters or propulsion, if available, should be used to___
A、A、reduce windward mooring tensions
B、
B、maintain vessel heading
C、
C、maximize accelerations
D、
D、increase speed of advance
11、The side of a ship which is farther from the wind is ______
A、A、fairway side
B、
B、open sea side
C、
C、lee side
D、
D、roadstead side
12、The key factors to consider when approaching a casualty vessel or survivors are ________1.If a lee side protection is require。2. The rate of drift of the casualty vessel or survivors. 3. The rate of drift of the rescue vessel.
A、A、1 and 2 only
B、
B、2 and 3 only
C、
C、1 and 3 only
D、
D、1,2 and 3
13、If you must enter water on which there is an oil fire, you should ______.
A、A、 protect your life preserver by holding it above your head
B、
B、 enter the water on the windward side of the vessel
C、
C、 keep both hands in front of your face to break the water surface when diving head first
D、
D、 wear very light cl
14、THE SPEED OF A VESSEL ADJUSTED TO THAT OF A PILOT BOAT AT WHICH THE PILOT CAN SAFELY EMBARK is ______.
A、A、 Ground speed
B、
B、 Boarding speed
C、
C、 Relative speed
D、
D、 Speed of the vessel
15、A vessel is equipped with twin propellers，both turning outboard with the engines half ahead. If there is no wind or current and the rudders are amidships，what will happen?
A、A、 The bow will swing to starboar
B、
B、 The bow will swing to port.
C、
C、 The vessel will steer a zigzag course.
D、
D、 The vessel will steer a fairly straight course.
16、It is easier to dock a right hand , single screw vessel ____.
A、A、 starboard side to the wharf
B、
B、 either side to the wharf
C、
C、 port side to the wharf
D、
D、 stern to the wharf
17、Current refers to the ______.
A、A、 vertical movement of the water
B、
B、 horizontal movement of the water
C、
C、 density changes in the water
D、
D、 None of the above
18、Which standard man overboard manoeuvre is considered the best during bad visibility conditions?
A、A、 The Anderson turn
B、
B、 The single turn
C、
C、 The one turn
D、
D、 The Williamson turn
19、One major advantage of the round turn maneuver in an man overboard situation is that it ____.
A、A、 is the fastest method
B、
B、 is easy for a single screw vessel to perform
C、
C、 requires the least ship handling skills to perform
D、
D、 can be used in reduced visibility
20、The distance that a vessel travels from the time that the order to put engines full astern until the vessel is dead in the water is known as ____
A、A、 advance
B、
B、 head reach
C、
C、 surge
D、
D、 transfer
