A position obtained by crossing lines of position taken at different times and advanced to a common time is a(n)（）.

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• A position that is obtained by applying estimated current and wind to your vessel’s course and speed is a(n) （）.

  A . estimated position B . dead reckoning position C . fix D . None of the above

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• A navigator fixing a vessel’s position by radar （）.

  A . can use radar information from one object to fix the position B . should never use radar bearings C . should only use radar bearings when the range exceeds the distance to the horizon D . must use information from targets forward of the beam

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• The output volume of a positive fixed displacement pump can be changed only by （）.

  A . changing the angle of the tilting plate B . changing the speed of the pump C . moving the slide block and rotor D . moving the shaft trunnion block

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• A position that is obtained by using two or more intersecting lines of position taken at nearly the same time，is a(n) （）.

  A . fix B . running fix C . estimated position D . dead-reckoning positio

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• A latitude line will be obtained by observing a body （）.

  A . on the prime vertical B . on the celestial horizon C . at lower transit D . on the Greenwich meridia

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• A position that is obtained by using two or more intersecting lines of position，taken at nearly the same time，is a(n)（）.

  A . estimated position B . fix C . running fix D . dead-reckoning positio

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• A line of position derived by radar range from an identified point on a coast will be a(n) （）.

  A . straight line B . arc C . parabola D . line parallel to the coast

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• （）is a term denoting the determination of a ship’s position by observations of Celestial or terrestrial objects，or by a combination of both．

  A . Course-planning B . Position-fixing C . Radar-plotting D . Stowage-plan making

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• You determine your vessel’s position by taking a range and bearing to a buoy.Your position will be plotted as a（n）（）.

  A . Running fix B . Fix C . Dead-reckoning position D . Estimated positio

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• When out of sight of land, a ship’s position can be found by using（）.

  A . the coastal navigation B . the celestial navigation C . traditional navigation D . the great circle navigatio

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• A fairly accurate estimation of a ship’s position can be calculated by a technique known as（）.

  A . dead reckoning B . pilotage C . great circle sailing D . geographic navigatio

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• A tug is “in irons” when held in a fixed position by（）

  A . the weight of its tow，its being anchored，or grounded B . the weight of its towing hawser on the bottom C . an adverse current D . lack of power or an engine breakdow

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• A chart showing all staff positions and responsibilities （） prepared by the Vice President.

  A . was B . has C . were D . have

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• A position obtained by applying ONLY your vessel’s course and speed to a known position is a （）.

  A . fix B . dead-reckoning position C . running fix D . probable positio

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• The common way to obtain your ship’s position is（）.

  A . keeping a close watch and lookout B . taking a radar range and bearing C . observing a radar target and listening to signals D . keeping a well clear cautio

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• A moment is obtained by multiplying a force by its（）.

  A . couple B . lever arm C . moment of inertia D . point of applicatio

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• A line of position formed by sighting two charted objects in line is called a(n)（）.

  A . relative bearing B . range line C . track line D . estimated positio

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• He obtained a position in a government office through _____.

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• In statistics, the mathematical mean is obtained by dividing the sum of a group of scores by the number of scores.

  A．total B．square C．numerator D．list

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• By using the satellite-aided global positioning system （GPS), a computer in the automobile

  By using the satellite-aided global positioning system (GPS), a computer in the automobile can do the following EXCEPT ______ . A．it can locate the vehicle within a few feet B．it can show where the vehicle is relative to the destination the driver wants to reach C．after being told the destination, the computer locates it and directs the driver to it D．after being told the destination, the computer can offer the driver alternative routes if needed

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• She purchased a used computer for￥3500 on credit by making a ￥1500 cash down payment and obtaining two－month accounts payable for the remaining￥2000.

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• Which term means “the amount of money which a business obtains （in a year) from customers by selling goods or services”？

  A、Annual income B、operation profit C、annual turnover D、net profit

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