Anchoring in the presence of ice is not recommended except in an emergency
Towing a vessel through an ice field is not recommended except in an emergency
The Free and Proceed system of escorting a beset vessel cuts down on the number of freeing operations
When anchoring in ice，it is advisable to increase the scope of the chain over what is normally used for non-icing conditions
第1题：
When the GMDSS Radio Operator on watch hears“SECURITE”spoken three times he can expect to receive a message concerning ______．
A.The safety of navigation or important meteorological warnings
B.The safety of a vessel or a person is in jeopardy
C.A vessel in need of immediate assistance
D.A coast station traffic list
第2题：
Which statement concerning satellite EPIRBs is TRUE ________．
A.Once activated，these EPIRBs continuously send up a signal for use in identifying the vessel and for determining the position of the beacon
B.The coded signal identifies the nature of the distress situation
C.The coded signal only identifies the vessel's name and port of registry
D.If the GMDSS Radio Operator does not program the EPIRB，it will transmit default information such as the follow-on communications frequency and mode
第3题：
Which statement about ships operating in ice is FALSE ________．
A.Light and partly loaded ships should be ballasted as deeply as possible
B.In brash-filled channels，operating with a shallow draft forward is most effective
C.Traditionally，operating ships light in the ice has been effective in the spring
D.Good searchlights should be available in the event of night navigation with or without icebreaker escort
第4题：
When at anchor，the pilot vessel is only required to sound anchor signals
The identification signal must be sounded any time the pilot vessel is underway
The pilot vessel may only sound the identity signal when making way
All of the above
第5题：
A vessel transferring provisions while underway
A pushing vessel and a vessel being pushed when connected in a composite unit
A vessel servicing a navigation mark
A vessel launching aircraft
第6题：
Which statement concerning locating signals in the GMDSS is FALSE ________．
A.Locating signals are transmitted by survival craft VHF transceivers
B.Locating signals are transmitted by SARTs
C.Locating signals are intended to facilitate the finding of a distressed vessel or its survivors
D.Locating signals are not transmitted by autoalarm generators
第7题：
Concerning the identification signal for a pilot vessel, in fog, which statement is TRUE?___.
A.When at anchor, the pilot vessel is only required to sound anchor signals
B.The identification signal must be sounded any time the pilot vessel is underway
C.The pilot vessel may only sound the identity signal when making way
D.All of the above
第8题：
Which type of ice is a hazard to navigation ________．
A.Ice rind
B.Pancake ice
C.Frazil ice
D.Growlers
第9题：
By day，she shall carry a black cylinder shape
By day，she shall carry two black balls in a vertical line
By night，she would show the same lights as a vessel not under command
By day，she would show the same shapes as a vessel restricted in her ability to maneuver
第10题：
A vessel picking up a navigation mark
A vessel transferring cargo while underway
A vessel whose anchor is fouled
A vessel in a towing operation that restricts the ability of the vessel and her tow to change their course