GMDSS英语【二三副】题库 单选题 1分 What is the minimum requirement of a GMDSS operator in sea area A1? A.General Operator's Certificate. B.First Class Radio Electronic Certificate. C.Second Class Radio Electronic Certificate. D.Restricted Operator's Certificate. 点击查看答案 进入题库练习 参考答案: D 你可能感兴趣的试题 1 单选题 1分 The communication system used by the GMDSS includes______ A.short-range and long-rang radio system B.INMARSAT and COSPAS-SARSAT C.long-range and tcrrestrial radio system D.the terrcstrial and satcllite communication systems 点击查看答案 2 单选题 1分 The GMDSS defines four sea areas based on the______ A.location and capacity of the facilities located on board ships B.position and type of a ship station C.capacity and location of shore based communication facilities D.position and capacity of mobile communication stations 点击查看答案 3 单选题 1分 The satellites over the major ocean regions cover the globe______ A.besides over polar regions B.including the North Pole and the South Pole C.above 70°N and below 70°S D.as far North and South as 70° 点击查看答案 4 单选题 1分 The INMARSAT system utilizes_______satellites positioned above four occan regions. A.station B.relaying C.geostationary D.standstill 点击查看答案 5 单选题 1分 The satellite and support facilities operated by INMARSAT are based on______operational regions. A.3 B.4 C.2 D.5 点击查看答案