GMDSS理论英语题库(7)

142. Among all Navtex transmissions,____ has the extreme priority A IMPORTANT B ROUTINE C VITAL D MSI 答案 C

143. Maritime safety information ____international Safety Net service and NAVTEX service

A consists of B can be received by C is transmitted by D is made on 答案 D

144. EPIRB batteries must be clearly ____with their expiry date, the serial number and the identification code.

A noted B written C marked D notified 答案 C 145. Radar band width is normally____ to the range scale and the associated pulse length. A fixed B matched C fitted D equal 答案 B

146. NAVTEX is a system whose purpose is to broadcast gale warning ,weather forcasts ,important navigational warnings ,etc. to the ships within a _____area. A covered B limited C certain D special 答案 D

147. Radio telephone stations should be in the upper part of the ship and be located away from noise that could _____the quality of communications. A degrade B decrease C ensure D warrant 答案 A

148. Eastablishing communication between ships may _____on Ch.16. A existed B take place C include D concern 答案 B

149. Misuse if ship radio frequencies is _____and must not take place. A forbidden B allowed C illegal D concern 答案 A

150. The master or the person responsible for the ship is the _____with regard to the operation of the radio station.

A absolute priority B supreme authority C only bureau D main commander 答案 B

151. ____is intended to transmit general public information to groups of ships

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A safetyNet B FleetNet C System Message D MSI 答案 B

152. If a ship is not fitted with any automatic position-fixing aid ,such as GPS, its position should ____in EGC receiver at regular interval A not key B be keyed C not keyed D key 答案 B

153. EGC safetyNet transmits ____types of message for mariners. A four B six C five D three 答案 C

154. For COSPAS-SARSAT system ,____ transmit distress alert and location information to appropriate rescue authorities all over the world . A Polar orbiting satellites B Ground receiving stations C MCC D ROC 答案 C

155. The chief officer _____on board for seven years. A has been working B has been worked C worked D is working 答案 A

156. They _____TV while the captain came in. A were watching B watched C are watching D watch 答案 A

157. The fire _____out of control and the vessel requires fire-fighting assistance. A has been B is C was D is being 答案 B

158. In November 1998 a decade of work _____a successful conclusion when a conference held at IMOP headquarters. A has reached B reached C reach D reaches 答案 B

159. When a mis-entry __in the log book, a red line would be drawn through that port. A has made B make C has been made D is making 答案 C

160. The fishing vessel _____the distress area until the assistance vessel arrived. A leave B left C has left D didn’t leave 答案 D

161. COSPAS-SARSAT is intended to be used for search of people in distress ___

A only at sea or in air B no matter where they are

C mainly at sea or on land D in INMARSAT operational regions 答案 B

162. The low polar orbiting satellite system provides the coverage of ____ A Area A4 B Area A1 and A2

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C Area A3 D Area A1,A2,A3,A4 答案 D

163. How many types of COSPAS-SARSAT radio beacons in use nowadays? A 3 B 4 C 2 D 5 答案 A

164. For COSPAS-SARSAT system, ____usually transmit initial COSPAS-SARSAT alert.

A RCC B MCC C LUT D MRCC 答案 C

165. Distress signal are always stored in the memory so as to start____ A local-mode coverage B SAR operations

C data process D continuous broadcast 答案 D

166. In Inmarsat-A, “Priority 1”means____communication

A routine B distress C urgency D safety 答案 D

167. In Inmarsat-A, “Priority 2”means____communication

A routine B distress C urgency D safety 答案 C

168. In Inmarsat-A, “Priority 3”means____communication A routine B distress C urgency D safety 答案 B

169. In Inmarsat-A, “Priority 0”means____communication A routine B distress C urgency D safety 答案 A 170. Radio beacon can be activated ____in case of distress. A only automatically B only manually

C both automatically and manually D only be remote control 答案 C

171. For COSPAS-SARSAT system, ____process the distress signal from EPIRB to determine its position and identity.

A COSPAS-SARSAT B Ground receiving stations C Spacecraft D Satellite SAR instrument 答案 B

172. COSPAS-SARSAT is intended to be used for ____

A distress alerting B locating distress position C storing distress signal D A and B 答案 D

173. ____is capable of finding any 406MHZ beacon no matter where they are. A Local User Terminal B Spacecraft

C Local-mode coverage D Near polar orbiting satellites

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答案 D

174. In Inmarsat-A service code “32”____

A medical assistance B medical advice

C maritime assistance D technical assistance 答案 B

175. Which Inmarsat system applies store-and-forward messaging? A Inmarsat-A B Inmarsat-C C Inmarsat-B D Inmarsat-M 答案 B

176. Which of the following function that is not fulfilled …… 此处隐藏：4139字，全部文档内容请下载后查看。喜欢就下载吧 ……