The topics for warnings included in HYDROLANTS，HYDROPACS，and NAVAREA warnings are the same
NAVAREA warnings concern only coastal navigation and inland navigation in large bays or sounds such as Puget Sound
The United States is responsible for NAVAREA warnings in the North Atlantic north of 7°N，and west of 15°W
Long range radio navigational warnings are usually broadcast by radiotelephone，radiotelegraph，and radio-teletypewriter
第1题：
A.A
B.B
C.C
D.D
第2题：
Which statement about radio navigational warnings is TRUE ________．
A.The topics for warnings included in HYDROLANTS，HYDROPACS，and NAVAREA warnings are the same
B.NAVAREA warnings concern only coastal navigation and inland navigation in large bays or sounds such as Puget Sound
C.The United States is responsible for NAVAREA warnings in the North Atlantic north of 7°N，and west of 15°W
D.Long range radio navigational warnings are usually broadcast by radiotelephone，radiotelegraph，and radio-teletypewriter
第3题：
Navigational warnings and weather bulletins for shipping ______ from Singapore Radio.
A.broadcast
B.broadcasted
C.are broadcast
D.are broadcasted
第4题：
Which statement is true about terms in a policy?（）
第5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 sea
B.All distress communications must be entered in the GMDSS radio log．
C.Both of the above
D.None of the above
第6题：
A. They must be fully meshed
B. They can be in a different AS
C . They do not need to be directly connected
D. They must be directly connected
第7题：
Which message categories cannot be disabled by the GMDSS radio operator ________．
A.Navigational Warnings
B.Meteorological Warnings
C.Search and Rescue Information
D.All of the above
第8题：
A. A single term can be applied to a protocol or interface, independent of the policy.
B. Once configured, terms within a policy cannot be reordered.
C. The name of a term is limited to five characters.
D. A from statement is optional in a term.
第9题：
Which statement is TRUE ________．
A.Key letters or abbreviations may not be used in GMDSS radio logbooks under any circumstance
B.Urgent communications do not need to be entered in the GMDSS radio log
C.Both of the above
D.None of the above
第10题：
Which statement is true about terms in a policy?（）