航海英语安全通信章节练习(2018.01.29)

单项选择题
One of the signals，other than a distress signal，that can be used by a rescue boat to attract attention is a/an（）.
A.red star shell
B.searchlight
C.burning barrel
D.orange smoke signal
单项选择题
Which conditions will normally cause a SART to operate in the active mode?（）
A.It will respond only to interrogation by 9-Ghz radar signals
B.A SART will normally respond to interrogation from a searching vessel's radar if the radar antenna is at least 15 meters high
C.A SART will normally respond to interrogation from a searching aircraft's radar if the radar's output power is at least 10，000 watts and the aircraft is at a height of 3000 feet and within 30 nautical miles
D.All of the above
单项选择题
In the safety communication，you can get your R/O（）it for you.
A.do
B.to do
C.doing
D.done
单项选择题
Which statement pertaining to log keeping is TRUE?（）
A.Entries relating to pre-voyage，pre-departure and daily tests are required
B.Both A and C
C.All distress，urgent and safety communications must be logged
D.Routine daily MF-HF and INMARSAT-C transmissions do not have to be logged
单项选择题
Which statement concerning the navigation of a vessel in ice is FALSE?（）
A.Anchoring in the presence of ice is not recommended except in an emergency
B.Towing a vessel through an ice field is not recommended except in an emergency
C.The "Free and Proceed" system of escorting a beset vessel cuts down on the number of freeing operations
D.When anchoring in ice，it is advisable to increase the scope of the chain over what is normally used for non-icing conditions
单项选择题
When should the emergency position-indicating radio beacon be activated after abandoning an OSV?（）
A.Immediately
B.After one hour
C.Only when another vessel is in sight
D.Only after sunset
单项选择题
A yellow signal floating in the air from a small parachute，about 300 feet above the water，would indicate that a submarine（）.
A.has fired a torpedo during a drill
B.is about to rise to periscope depth
C.is on the bottom in distress
D.is disabled and unable to surface
单项选择题
How can vessel personnel detect the operation of a SART in its vicinity?（）
A.A unique radar signal consisting of a blip code radiating outward from a SART's position along its line of bearing
B.A unique two tone "warbling" signal heard on VHF-FM ch-70
C.A unique two tone alarm signal heard upon the automatic unmuting of the 2182 kHz radiotelephone automatic watch receiver
D.The SART signal appears as a target which comes and goes; the effect of heavy swells on the SART
单项选择题
Which list is NOT required to be provided as part of the appendices of the Shipboard Oil Pollution Emergency Plan?（）
A.A list of agencies or officials of Coastal State Administrators responsible for receiving and processing incident reports
B.A list of agencies or officials in regularly visited ports
C.A list specifying who will be responsible for informing the parties listed and the priority in which they must be notified
D.A list of personnel duty assignments
单项选择题
When will the float-free emergency position indicating radio beacon be activated after abandoning ship?（）
A.Immediately after floating free
B.After about one hour when the salt water activates the battery
C.Only when keyed by the radar of another vessel
D.Only when daylight activates the photovoltaic cell