A B. C. D. A 221.
A D. 222.
A A 223.
A A 224.
A A 225.
A B. 226.
A A 227.
A B 228.
A C. A 229.
A B 230.
A D. 231.
A A 232.
A. The earth C 233.
improved.
Inmarsat headquarters? building in London.
IMO headquarters? building in London. Different countries
The United States
Inmarsat-B SES consists of the ADE and BDE. Here B stands for . Beacon B. Buoy C. Beach D. Below
Inmarsat-B SES consists of the ADE and BDE. Here A stands for . Above B. About C. At D. allow
Inmarsat-B SES consists of the ADE and BDE. Here D stands for . Deck B. data C Digital D. date
Inmarsat-B SES consists of the ADE and BDE. Here E stands for . Equipment B. Each C. Eight D. earth
The letter M in IMN is the abbreviation for the same word as that in . GMDSS B. MES C. WMO D. IMO
The letter M in IMN is .
Mobile B. Maritime C. Marine D. meteorological
The letter I in IMN is . International B. INMARSAT C. In D. Internal
What does IMN mean? INMARSAT mobile number.
B. International mobile number.
International maritime number. D. India maritime number.
The black box for ships used in casualty is . FEC B VDR C. SART D. EPIRB
ASM is the abbreviation for “at sea ” .
Mariner B. Maritime C. Message D. maintenance
The letter S is the abbreviation for the word ?station? except in .
DSC B NCS C. CES D. CS
One of the drawbacks to the use of radio is the fact that radio waves travel in . B. The sky C. Straight lines D. Along the curve of the earth
______ is the range of the message extended the quality of reception is
B. Not only / but also C. Both / and D. Neither / nor
B. 234. In particular, satellite communication offered great advantages in alerting and
locating distress or emergency. B. So that C. Even though D. In case of
D. 235. ______, maritime satellite communication promised to be of great use in the
operation and administration of ships. Except B. As well as C. But for D. In addition
D. 236. Although satellites will play an important part in the GMDSS, they will not
completely replace the .
A C. B. 237.
A C 238.
A B 239.
satellite.
A C 240.
A A 241.
A B C D A 242.
A B. C. D. D. 243. A C. C.
Signaling system
B. The existing terrestrial system
MSI broadcast system D. Digital selective calling system
GMDSS was set up while the was established.
IMO B. UN C. INMARSAT D. SOLAS
The satellites are positioned in a , 35,700km over the major regions. Polar orbit B. Geostationary orbit C. LEO D. MEO
Operators should align the antenna of their INMARSAT-B MES to the Turn down
B. Lock of
C. Lock on
D. Look at
A A. If
A. Either / or
Inmarsat satellites are capable of covering the whole world the polar regions. other than B. in addition to C. on account of
A ship earth station can be used . after it has been successfully commissioned before it has been correctly commissioned as soon as it has been installed on board when it is being installed on board the ship
Without the permission of , a ship earth station can not access the system. International Maritime Organization International Telecommunication Union the nearest coast station to the ship International Mobile Satellite Organization
The satellite fee will be calculated according to . only place and method a lot of unlike factors
B
only time and place
D. two or three main factors
D. independent of
244.
A C. C. 245.
A B. C. D. C. 246.
A B. 247.
A B. C. D. C. 248.
A B C. D. C. 249.
A B. C D. C. 250.
_______will apply to those ships which receive MSI. Normal charges No charges
B. Some charges
D. Sometimes no charges
_______have the right to decide the charges of message transmission. Only National Telecommunication Administrations Any coast earth stations and coast stations Coast earth stations with EGC service International SafetyNET service
It is for ships in port to receive MSI for safe navigation. compulsory B. optional C. not suggestive D. rather complicated
The EGC receiver can receive the MSI broadcast through . any INMARSAT satellites at the same time any satellites in geo-stationary orbit
the INMARSAT satellite which its antenna is pointed at any satellites in any orbits
In case there is a vessel in distress, it is a best way to ____ . alert all ships in a large whole area
pass distress message for the distress vessel to all ships create a relatively smaller area to find the nearest assisting ship reach the distress vessel with minimum delay
The temporary geographic area is determined by . the center of the ocean region the radius of the nearest RCC the location or radius of the distress ship the coverage of a particular satellite
The most desirable approach might be to transmit a shore-to-ship distress alert to an
area defined by the position of the casualty and a radius about the casualty. Here the word “approach” has the similar meaning to ? A C 251.
A C. C. 252.
A
adjacence
B. Be close to C. Way
D. appropinquity
It is quite for SES operator to send a distress alert. difficult and stable easy and reliable
B. easy and expensive D. possible and compulsory
Any ships with SES can and through the Inmarsat satellites when establish contact with the system / contact with RCC
sending a distress alert.
B C. D. D. 253.
A C. 254.
A B. C. D B. 255.
A C. D. 256.
A C. B. 257.
A B. C. D. D. 258.
A B. C. D. C. 259.
A C answers C. 260.
A C.
enter the system gradually / contact a coast station enter the system manually / contact with any CES have absolute priority to enter the system / contact a CES
The SES operator cannot set up communication through a CES, it?s within once
B. if
C. unless
D. when
the same ocean region as the SES.
The shore Inmarsat user can only use . a few CESs within his ocean region that associated CES for a certain ocean region a number of CES inside and outside his area those CES which are most suitable for him
If the operational satellite happens to be out of order, . a new satellite will be launched
B
the system will not work
its back-up satellite will take its place
the communication will be affected D
are always stationary sometimes move
The satellites are placed in a “geostationary orbit” means that the satellites .
B. synchronize with the earth D. always moving slowly
Where can INMARSAT satellites cover?
The coverage area is above 70oN and below 70oS. The coverage area is the whole globe. The coverage are is only the polar regions.
INMARSAT satellites can cover the globe as far north and south as 70o.
What kind of CES should an INMARSAT-B SES choose for the required Any CESs even if it is not in the same ocean region as the SES. That associated CES.
Any CESs as long as the CES is within the same ocean region as the SES. No CES.
The charging time in INMARSAT-B telephone communication starts . after about 15 seconds
B. after the ringing tone is received
D. before the called subscriber
as soon as the link has been established
“Within approximately 15 seconds” has the same meaning of . about 15 seconds later in up to 15 seconds
B. after more than 15 seconds
D. within about 15 seconds
communication service?
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