Radiation fog is more commonly encountered in（）.

单项选择题Maintenance of charts and nautical publications up to date is a statutory requirement under the（）Convention.

A.STCW
B.MARPOL
C.SOLAS
D.ISM

单项选择题You are in charge of a stand-on vessel in a crossing situation.The other vessel is 1.5 miles to port.You believe that risk of collision exists.You should（）.

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

单项选择题Instructions for on-board maintenance of each life-saving appliance shall not include（）.

A.a checklist for use when carrying out the inspections
B.list of crew members
C.maintenance and repair instructions
D.schedule of periodic maintenance

单项选择题（）of the following items is not in the charge of Chief Officer in repairing operation.

A.Hull cleaning
B.Derusting and painting
C.The maintenance of boiler
D.Docking and undocking

单项选择题Which statement concerning the handling characteristics of a fully loaded vessel as compared with those of a light vessel is FALSE?（）

A.A fully loaded vessel will be slower to respond to the engines
B.A fully loaded vessel will maintain her headway further
C.A light vessel will be more affected by the wind
D.A light vessel lose more rudder effect in shallow water