航海英语遇险通信章节练习(2018.02.11)

单项选择题
According to the “Vessel Bridge-to-Bridge Radiotelephone Act”，your radiotelephone log must contain（）.
A.a record of all routine calls
B.a record of your transmissions only
C.the home address of the vessel's Master or owner
D.a summary of all distress calls and messages
单项选择题
All of the following are recognized distress signals under the Navigation Rules EXCEPT（）.
A.a green star signal
B.orange-colored smoke
C.red flares
D.the repeated raising and lowering of outstretched arms
单项选择题
The distress message of a ship should include considerable information which might facilitate the rescue. This information should（）.
A.ALWAYS be included in the initial distress message
B.be sent to a Coast Guard station FIRST
C.be transmitted as a series of short messages，if time allows
D.include the vessel's draft
单项选择题
All of the following are distress signals under the Rules EXCEPT（）.
A.International Code Signal "AA"
B.orange-colored smoke
C.red flares
D.the repeated raising and lowering of outstretched arms
单项选择题
Which action should you take after sending a false distress alert on VHF?（）
A.Send a DSC cancellation message on Ch-70
B.Make a voice announcement to cancel the alert on Ch-16
C.Make a voice announcement to cancel the alert on Ch-13
D.Make a voice announcement to cancel the alert on Ch-22A
单项选择题
If you log a distress message，it must include the（）.
A.sea state
B.names of witnesses
C.time of its occurrence
D.wind direction and velocity
单项选择题
Several merchant ships are arriving at the scene of a distress incident. One of the them must assume the duties of the Coordinator Surface Search (CSS). Which of the following statements is TRUE? （）
A.CSS duties are always assumed by passenger vessels，dry cargo vessels，or tankers in that order of precedence
B.The CSS must be established by mutual agreement between the ships concerned
C.A tank vessel should never be assigned CSS duties unless only tank vessels are present
D.The first vessel to arrive at the distress incident is designated as the CSS
单项选择题
Which EPIRB transmits a distress alert that is received and relayed by an INMARSAT satellite?（）
A.Class A EPIRBs
B.Class B EPIRBs
C.L-Band EPIRBs
D.Category I EPIRBs
单项选择题
What is meant by the term “radio silence”?（）
A.Stations not directly involved with the on-going distress communications may not transmit on the distress frequency or channel
B.Stations remaining off the air to safeguard proprietary information
C.Two three-minute silent periods，at 15 and 45 minutes after the hour，that provide a transmitting "window" for distressed vessels to transmit distress alerts using J3E
D.Communications on a distress frequency or channel is banned for 24 hours following the cessation of the distress traffic
单项选择题
Which is NOT a distress signal? （）
A.A continuous sounding with any fog signal apparatus
B.A signal sent by radiotelephone consisting of the spoken word "Mayday"
C.An International Code Signal of N.C.
D.The firing of green star rockets or shells