7-A-066: INMARSAT-C Equipment and Operations
7-66I1:
Which of the following best describes Inmarsat-C operation?
Is a digital store-and-forward system that also provides Enhanced Group Call, data reporting, polling and Distress alerting capabilities.
Is an analog-based system.
Requires a stabilized directional antenna.
Provides for voice, TELEX, high- and low-speed data and compressed video communications.
7-66I2:
Which of the following best describes a shipboard Inmarsat-C system?
A small, lightweight terminal capable of providing satellite store-and-forward message communications.
A satellite communications system that provides real-time connectivity.
A small, lightweight terminal used to transmit messages over high frequency (HF) bands to communicate through a satellite.
A satellite communications system that also provides continuous Digital Selective Calling coverage for all ocean regions.
7-66I3:
Which of the following modes of communications are available when using Inmarsat-C?
TELEX and e-mail
Fax
14400 BPS Data
Voice
7-66I4:
Which mode of communication is possible through an Inmarsat-C SES?
TELEX and e-mail
SITOR
Radiotelephone
DSC
7-66I5:
It is possible to transmit all of the following via Inmarsat-C from a vessel except?
Voice
TELEX
Text for delivery by fax.
Comtex mail and x.400 data services
7-66I6:
Which of the following best describes the full range of services provided by the Inmarsat-C Satellite system?
Polling, enhanced group call, one-way position and data reporting via satellite, two-way messaging and data communications on a store-and-forward basis.
Polling, enhanced group call, and one-way position and data reporting via satellite.
FM voice communications via satellite.
Two-way messaging and data communications on a store-and-forward basis.
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● = Review
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● = Incorrect answer
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