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单选题
The GMDSS is a world-wide communication network combining（）with（）.
A
satellite /terrestrial system
B
INMAARSAT/COSPAS-SARSAT
C
SART / EPIRB
D
geostationary/polar-orbiting satellites
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单选题In addition to communication equipment, the GMDSS will introduce requirements of SARTs and EPIRBs designed to improve the（）.A
living standardsB
survival conditionC
chance of survivalD
technical specification
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单选题The GMDSS defines four sea area based on the（）.A
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Position and type of a sincre sintionC
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考题
单选题GMDSS is to provide（）with reliable communication .A
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all passenger ships and cargo ships of 300gt upwards in open sea
考题
单选题The GMDSS is composed of（）.A
satellite and terrestrial communication systemsB
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考题
单选题When two hosts are trying to communicate across a network, how does the host originating the communication determine the hardware address of the host that it wants to "talk" to?（）A
RARP requestB
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Proxy ARP requestD
ARP requestE
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考题
单选题Which statement is TRUE（）.A
GMDSS radio logs are required to contain entries pertaining to all incidents connected to radio communication service which appear to be of importance to the safety of life at seaB
All distress communications must be entered in the GMDSS radio logC
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单选题When one connection to a host fails in a full mesh network， which of the following is true？（）A
All hosts can communicate.B
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Half of the hosts will lose communication.D
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establish a channel from your terminal , via the International Telex Network to a CES within your ocean region
考题
单选题which function is the most important one of the GMDSS.（）A
alertingB
on-scene communicationC
safety informationD
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考题
单选题Which network technology allows for the monitoring of active communication networks to diagnose problems and gather statistics for network administration?（）A
Network securityB
Content networkingC
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