一．单项选择题
1． The ship's register indicates all of the following except ______．A．The vessel's ownership B．The vessel's nationality C．The vessel's identity D．The vessel's last port of call
2． Prior to being able to sail in a US port， each vessel that carries grain in bulk must have a certificate of loading issued by the ______．A．American Bureau of Shipping B．Lloyds of London
C．National Cargo Bureau D．US Salvage
3． In mid-ocean，the characteristics of a wave are determined by three factors．What is NOT one of these factors?
A．Effect of the moon's gravity B．Fetch
C．Wind velocity D．Length of time a wind has been blowing
4． Within the Approach Channel ships over 150 GRT must use the one-way lanes unless ______ expressly permitted by the Harbor Master．
A．other than B．otherwise C．likewise D．therefore 5． In most cases，the direction of the apparent wind lies between the bow and ______．
A．the direction of the true wind B．true north
C．the beam on the windward side D．the beam on the lee side 6． Consideration should be given in planning for the mooring orientation in a new location so that in adverse weather a crane is available to off-load the supply vessel on what side of the unit?
A．Weather side B．Leeward side C．Upwind side
D．Crosswind side
7． Horizontal transverse motion of a vessel is known as ______．A．pitch B．surge C．sway D．heave
8． The shipping community is advised to illuminate and step up surveillance on board its vessels, to _______unauthorized boarding of its vessels．
A．facilitate B．infacilitate C．encourage
D．discourage
9． Ocean currents are well defined and ______．
A．create large waves in the direction of the current
B．change direction 360° during a 24 hour period
C．remain fairly constant in direction and velocity throughout the year
D．are characterized by a light green color
10．By the implementation of ______, all of these dynamic information and warnings will be available to all ships in a certain area and that will eliminate the voice communications burden on the parties
involved in communication.
A．AIS system B．Radar system C．ECDIS system D．Integrated Navigation System
11．Mariners are reminded that they should proceed in the general direction indicated by the arrows
or，if ______a lane，they should do so as nearly as practicable at right angles to it．
A．cross B．crossing C．crossed D．crosses 12．If your propeller is racing in rough weather，you should ______．A．decrease your engine speed B．ignore it
C．increase your engine speed D．stop your engine until the rough weather passes
13．If you are transmitting a distress message by radiotelephone you should ______．
A．use English language B．always use the International Code
C．preface it by the word SOS D．follow the transmission with the radio alarm signal
14．One method of controlling rats on vessels is by
rat-proofing．Rat-proofing is accomplished by ______．
A．installing rat guards on the mooring lines when in port
B．keeping foods protected and avoiding the accumulation of garbage C．eliminating possible living spaces for rats when the ship is
constructed
D．trapping and/or poisoning the rats
15．Mooring with two bow anchors has which major advantage over anchoring with one bow anchor?
A．The vessel will not reverse direction in a tidal current
B．The radius of the vessel's swing will be shortened
C．A mooring approach may be made from any direction
D．The vessel will not swing with a change in wind
16．The discharge of ballast water or sediment into the waters of port States may result in the establishment of harmful aquatic organisms and pathogens which may pose ______to indigenous human, animal and plant life, and the marine environment.
A．threatens B．threating C．threats D．threaten 17．In selecting a tug for moving a vessel，consideration should be given to its ______．
A．indicated horsepower，bollard pull，and displacement
B．indicated horsepower，maneuverability，and displacement
C．indicated horsepower，bollard pull，and maneuverability
D．bollard pull，displacement，and maneuverability
18．In the Northern Hemisphere you are caught in the dangerous semicircle with plenty of sea room available．The best course of action is to bring the wind on the ______．
