海船船员考试
单选题How is “radio silence” imposed?（）A By the On Scene Coordinator (OSC)B By the Coast Earth Station (CES) controlling the distress communications on that frequencyC It is imposed by the Public Correspondence Station (PCS) controlling the distress communic
题目
By the On Scene Coordinator (OSC)
By the Coast Earth Station (CES) controlling the distress communications on that frequency
It is imposed by the Public Correspondence Station (PCS) controlling the distress communications on that frequency or channel
It is imposed by the High Seas Service (HSS) controlling the distress communications on that frequency or channel
参考答案和解析
相似问题和答案
第1题：
How long must the GMDSS radio log be retained on board ________．
A.At least two years after the last entry
B.At least one year after the last entry
C.At least 90 days after the last entry
D.At least 30 days after the last entry
第2题：
When can routine communications be resumed on a frequency or channel on which radio silence has been imposed ________．
A.After determining that the frequency or channel appears to be no longer in use
B.After determining that geographic distance from the distress situation will prohibit any other signal from interfering with emergency communications
C.After the Rescue Coordination Center transmits a message on the frequency or channel being used for emergency communications stating that such traffic has concluded
D.Routine communications can resume if，in the Master's opinion，communications on that frequency or channel will not interfere with emergency communications
第3题：
At the radio station, the pop star ________.
A. showed fans how to become famous
B. gave a performance on the air
C. met fans and signed for them
D. told people how he lived his life
第4题：
无线电话遇险通信中，遇险通信结束恢复正常工作使用（）.
- A、SILENCE FINI
- B、SEELONCE FEENEE
- C、SEELONCE FINI
- D、SILENCE FEENEE
正确答案:B
第5题：
STS是英语（）的缩写
- A、SILENCE THIRTY SECONDS
- B、SAVE THE SUN
- C、SILENCE TWENTY SECONDS
- D、SWIM TO SLIDE
正确答案:A
第6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
第7题：
B.cost
C.pay
D.spend
第8题：
The portable radio apparatus means ______．
A.the radio apparatus fitted on the portside．
B.the radio with a portable equipment．
C.the radio equipment which is easily movable．
D.the portable radio with some apparatus
第9题：
Can you tell me how much a radio like this costs?（）
- A、I‘d like to buy it.
- B、It‘s of very good quality.
- C、About eighty-five dollars.
- D、It depends on how you like it
正确答案:C
第10题：
无线电传遇险通信中，遇险通信结束恢复正常工作使用（）.
- A、SILENCE FINI
- B、SEELONCE FEENEE
- C、SEELONCE FINI
- D、SILENCE FEENEE
正确答案:A