[单项选择]With the help of GMDSS（）can be alerted to a distress incident as soon as possible.
A. all ships in a large sea area
B. only the sea authorities ashore
C. the SAR units ashore and at sea
D. the port radios and the coast stations

[单项选择]In the GMDSS, distress alerting can be transmitted in（）directions.
A. 1
B. 2
C. 3
D. 4

[单项选择]Which maintenance functions can a GMDSS Radio Operator perform（）.
A. The Operator can make fine internal adjustments to the transmitter as long as the output power does not change by more than one percent
B. The Operator is responsible for ensuring that INMARSAT antennas are free of built-up soot and clear of obstacles
C. All levels of maintenance must be performed by a licensed GMDSS Radio Maintainer
D. The Operator may install an EPROM in order to ensure that the equipment continues to operate within legal constraints

[单项选择]According to the basic concept of GMDSS,（）can be rapidly alerted to a distress incident.
A. only SAR authorities on land
B. all ships in a very large sea area
C. the nearest coast stations and port radios
D. the SAR authorities ashore as well as ships in the vicinity of the casualty

[单项选择]A ship station on receiving a shore-to-ship distress alert should（）.
A. keep silence
B. interfere with such communication
C. establish communication as directed and render such assistance as is required and appropriate
D. refuse communication as directed and render such assistance as is required and appropriate

[简答题]简述述GMDSS基本功能？

[单项选择]Can you help me?（）
A. No, I don't know. 
B. Sure. What is it?
C. Don't mention it. 
D. That's it

[单项选择]I （） help. I can do it myself.
A. need    to
B. don’t    need
C. needn’t
D. need

[单项选择]Proper GMDSS watchkeeping includes（）.
A. understanding the GMDSS console's normal operational indicators
B. maintaining a proper GMDSS radio station log
C. responding to and comprehending alarms
D. All of the above

[单项选择]Which statement concerning GMDSS Radio Operator requirements is FALSE（）.
A. Each compulsory vessel must carry at least two licensed GMDSS Radio Operators at all times while at sea
B. Each compulsory vessel must carry at least two licensed Radio Operators at all times while at sea and may elect to carry a GMDSS Radio Maintainer as well
C. Communications involving safety of life at sea do not have to be logged as long as the compulsory vessel was not involved in such communications
D. While at sea，adjustments to，and the maintaining of，GMDSS equipment may be performed by the GMDSS Radio operator as long as the work is supervised by an onboard licensed GMDSS Radio Maintainer

[单项选择]What publications should a GMDSS Operator consult regarding the proper set-up and operation of vessel equipment（）.
A. ITU Publications
B. The manufacturers instruction manuals
C. Part 90 of the FCC Rules and Regulations
D. Code of Federal Regulations，Title 47，Part 80，Subpart W

[多项选择]GMDSS的组成部分有（）
A. 卫星通信系统
B. 地面通信系统
C. 定位系统
D. 寻位系统
E. MSI播发与接收系统
F. 导航系统

[单项选择]Which cisco ios command can help to determine the timing of various debug events,relative to each other,when you are debugging a complicated router issue?（）
A. service timestamps debug datetime msec
B. show clock detail
C. clock calendar-valid
D. service timestamps log datetime msec

[单项选择]In addition to communication equipment, the GMDSS will introduce requirements of SARTs and EPIRBs designed to improve the（）.
A. living standards
B. survival condition
C. chance of survival
D. technical specification

[单项选择]Having studied the INMARSAT document, GMDSS document, SOLAS Convention and other international navigation documents, we all know that the Chapter IV of SOLAS Convention is mainly about（）.
A. the radio regulations
B. the technical terms and definitions
C. how to operate the GMDSS SES equipment
D. Maritime Communications

[单项选择]What is a GMDSS functional or carriage requirement for compulsory vessels?（）
A. A compulsory vessel must carry at least two (2) licensed GMDSS operators
B. A compulsory vessel must satisfy certain equipment carriage requirements that are determined by where the vessel sails
C. A compulsory vessel must be able to transmit and respond to distress alerts
D. All of the above

[单项选择]The GMDSS is composed of（）.
A. satellite and terrestrial communication systems
B. only navigational and alerting systems
C. just MSI system and locating system
D. SAR co-ordination system