更多"In the GMDSS, MSI broadcasts will b"的相关试题:
[单项选择]The broadcast of MSI is made on two dedicated systems. “dedicated” means（）.
A. special
B. different
C. expensive
D. valuable
[单项选择]The broadcast will normally be made on the two listed frequencies simultaneously except during transmitter maintenance periods when the broadcast will be made on the two frequencies（）.
A. at the same time
B. exclusively
C. within the same period
D. consecutively
[单项选择]Each crank is made up of two crank webs joined by a common（） to which the bottom endbearing is fitted.
A. throw
B. crankshaft
C. crankpin
D. crosshead
[单项选择]A psychrometer has two thermometers that provide dry bulb and wet bulb temperatures. By comparing these two temperature readings with a set of tables you can determine the （）.
A. atmospheric pressure
B. wind speed
C. relative humidity and dew point
D. wind chill factor
[单项选择]MSI stands for（）.
A. Mobile Satellite Information
B. Motor ship Identification
C. Most Serious Information
D. Maritime Safety Information
[多项选择]Which two design concerns must be addressed when designing a multicast implementation?（）
A. only the low-order 23 bits of the MAC address are used to map IP addresses
B. only the low-order 24 bits of the MAC address are used to map IP addresses
C. only the high-order 23 bits of the MAC address are used to map IP addresses
D. only the low-order 23 bits of the IP address are used to map MAC addresses
E. the 0x01004f MAC address prefix is used for mapping IP addresses to MAC addresses
F. the 0x01005e MAC address prefix is used for mapping IP addresses to MAC addresses
[单项选择]Define the acronym MSI（）.
A. Maritime Safety Information
B. Maritime Shipping Index
C. Maritime Satellite Indicator
D. Mariner Safety Intelligence
[单项选择]MSI is broadcast via（）.
A. NAVTEX
B. EGC
C. HF-telex
D. all of above
[单项选择]The information flow of the MSI broadcast must be controlled（）.
A. to avoid mutual interference
B. to keep silence
C. owing to the time-share nature
D. to regulate transmitter power
[单项选择]However, reception of certain types of MSI messages, such as shore to ship distress alerts and navigational and meteorological warning are（）.
A. selective and can be suppressed by ships
B. mandatory and can not be suppressed by ships in the affected area
C. not very important so that ships don‟t require them
D. received by all ships wherever they are
[单项选择]（）can receive MSI sent by coast station.
A. A NAVTEX receiver
B. An EGC receiver
C. MF/HF radio telephone
D. HF radio telephone with NBDP
[单项选择]What is the primary equipment for receiving MSI? （）
A. SART
B. EPIRB
C. NAVTEX
D. INMARSAT-B
[单项选择]Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）
A. No, it receives the MSI from ship stations
B. Yes, it can
C. only with NBDP terminal, can it receives the MSI sent from coast stations
D. No, it can not receive the MSI sent from coast stations
[多项选择]What are two characteristics of Telnet (Choose two.)（）。
A. Itsendsdataincleartextformat.
B. ItisnolongersupportedonCisconetworkdevices.
C. ItismoresecurethanSSH
D. Itrequiresanenterpriselicenseinordertobeimplemented.
E. ItrequiresthatthedestinationdevicebeconfiguredtosupportTelnetconnections.
[单项选择]At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of（）tons gross tonnage and upwards but less than 500 tons gross tonnage.
A. 200
B. 300
C. 400
D. 800
[单项选择]Two vessels meeting in a “head-on” situation are directed by the Rules to（）.
A. alter course to starboard and pass port to port
B. alter course to port and pass starboard to starboard
C. decide on which side the passage will occur by matching whistle signals
D. slow to bare steerageway
[单项选择]Two-stroke engine turbocharging is achieved by two distinct methods, （） termed the constant pressure and the pulse system.
A. respectable
B. respectful
C. respective
D. respectively
[单项选择]A sudden noise of a fire-engine made him（）to the door.
A. hurrying
B. hurried
C. hurry
D. to hurry
[单项选择]Ships at sea are in urgent need of MSI because they are（）various kinds of danger.
A. subject for
B. liable to
C. easy to meet
D. always encounter
